Center for Astrostatistics

  • United States

Research Output 1974 2019

Filter
Article
Article
147 Citations (Scopus)

10 MK gas in M17 and the Rosette Nebula: X-ray flows in galactic H II regions

Townsley, L. K., Feigelson, E. D., Montmerle, T., Broos, P. S., Chu, Y. H. & Garmire, G. P., Aug 20 2003, In : Astrophysical Journal. 593, 2 I, p. 874-905 32 p.

Research output: Contribution to journalArticle

H II regions
nebulae
gases
gas
x rays
41 Citations (Scopus)

51 Eridani and GJ 3305: A 10-15 Myr old binary star system at 30 parsecs

Feigelson, E. D., Lawson, W. A., Stark, M., Townsley, L. & Garmire, G. P., Mar 1 2006, In : Astronomical Journal. 131, 3, p. 1730-1739 10 p.

Research output: Contribution to journalArticle

binary stars
observatories
stars
astronomical observatories
solar neighborhood
3 Citations (Scopus)

A Bayesian surrogate model for rapid time series analysis and application to exoplanet observations

Ford, E. B., Moorhead, A. V. & Veras, D., Dec 5 2011, In : Bayesian Analysis. 6, 3, p. 475-500 26 p.

Research output: Contribution to journalArticle

Exoplanets
Surrogate Model
Time series analysis
Time Series Analysis
Bayesian Model
62 Citations (Scopus)

A catalog of Chandra X-ray sources in the Carina Nebula

Broos, P. S., Townsley, L. K., Feigelson, E. D., Getman, K. V., Garmire, G. P., Preibisch, T., Smith, N., Babler, B. L., Hodgkin, S., Indebetouw, R., Irwin, M., King, R., Lewis, J., Majewski, S. R., McCaughrean, M. J., Meade, M. R. & Zinnecker, H., May 1 2011, In : Astrophysical Journal, Supplement Series. 194, 1, 2.

Research output: Contribution to journalArticle

nebulae
catalogs
x rays
pre-main sequence stars
young population
1 Citation (Scopus)

Accretion and outflow-related X-rays in T Tauri stars

Güdel, M., Briggs, K., Arzner, K., Audard, M., Bouvier, J., Dougados, C., Feigelson, E., Franciosini, E., Glauser, A., Grosso, N., Guieu, S., Ménard, F., Micela, G., Monin, J. L., Montmerle, T., Padgett, D., Palla, F., Pillitteri, I., Preibisch, T., Rebull, L. & 5 others, Scelsi, L., Silva, B., Skinner, S., Stelzer, B. & Telleschi, A., Aug 1 2007, In : Proceedings of the International Astronomical Union. 3, 1 S243, p. 155-162 8 p.

Research output: Contribution to journalArticle

T Tauri stars
outflow
accretion
shock
x rays
5 Citations (Scopus)

Accuracy of the bootstrap approximation

Bose, A. & Babu, G. J., Sep 1 1991, In : Probability Theory and Related Fields. 90, 3, p. 301-316 16 p.

Research output: Contribution to journalArticle

Bootstrap
Sampling Distribution
Approximation
Statistics
Bootstrap Confidence Intervals
66 Citations (Scopus)

A Chandra ACIS study of 30 Doradus. I. Superbubbles and supernova remnants

Townsley, L. K., Broos, P. S., Feigelson, E. D., Brandi, B. R., Chu, Y. H., Garmire, G. P. & Pavlov, G. G., Apr 1 2006, In : Astronomical Journal. 131, 4, p. 2140-2163 24 p.

Research output: Contribution to journalArticle

supernova remnants
x rays
nebulae
plasma
thermal plasmas
37 Citations (Scopus)

A Chandra acis study of the young star cluster trumpler 15 in Carina and correlation with near-infrared sources

Wang, J., Feigelson, E. D., Townsley, L. K., Broos, P. S., Getman, K. V., Wolk, S. J., Preibisch, T., Stassun, K. G., Moffat, A. F. J., Garmire, G., King, R. R., McCaughrean, M. & Zinnecker, H., May 1 2011, In : Astrophysical Journal, Supplement Series. 194, 1, 11.

Research output: Contribution to journalArticle

star clusters
near infrared
x rays
luminosity
inner core
61 Citations (Scopus)

A Chandra acts study of 30 doradus. II. X-ray point sources in the massive star cluster R136 and beyond

Townsley, L. K., Broos, P. S., Feigelson, E. D., Garmire, G. P. & Getman, K. V., Apr 1 2006, In : Astronomical Journal. 131, 4, p. 2164-2184 21 p.

Research output: Contribution to journalArticle

star clusters
massive stars
point sources
point source
x rays
43 Citations (Scopus)

A Chandra observation of the obscured star-forming complex W40

Kuhn, M. A., Getman, K. V., Feigelson, E., Reipurth, B., Rodney, S. A. & Garmire, G. P., Dec 20 2010, In : Astrophysical Journal. 725, 2, p. 2485-2506 22 p.

Research output: Contribution to journalArticle

occultation
stars
dust
x rays
star formation
145 Citations (Scopus)

A Chandra study of sagittarius a East: A supernova remnant regulating the activity of our galactic center?

Maeda, Y., Baganoff, F. K., Feigelson, E., Morris, M., Bautz, M. W., Brandt, W. N., Burrows, D. N., Doty, J. P., Garmire, G. P., Pravdo, S. H., Rlcker, G. R. & Townsley, L. K., May 10 2002, In : Astrophysical Journal. 570, 2 I, p. 671-687 17 p.

Research output: Contribution to journalArticle

supernova remnants
radio
x rays
shell
ejecta
78 Citations (Scopus)

A Chandra study of the Rosette star-forming complex. I. The stellar population and structure of the young open cluster NGC 2244

Wang, J., Townsley, L. K., Feigelson, E. D., Broos, P. S., Getman, K. V., Román-Zúñiga, C. G. & Lada, E., Mar 1 2008, In : Astrophysical Journal. 675, 1, p. 464-490 27 p.

Research output: Contribution to journalArticle

open clusters
stars
x rays
early stars
IMF
28 Citations (Scopus)

A chandra study of the rosette star-forming complex. II. clusters in the rosette molecular cloud

Wang, J., Feigelson, E., Townsley, L. K., Román-Zúñiga, C. G., Lada, E. & Garmire, G., Jan 1 2009, In : Astrophysical Journal. 696, 1, p. 47-65 19 p.

Research output: Contribution to journalArticle

molecular clouds
stars
x rays
young population
T Tauri stars
8 Citations (Scopus)

A chandra study of the rosette star-forming complex. III. the NGC2237 cluster and the region's star formation history

Wang, J., Feigelson, E. D., Townsley, L. K., Broos, P. S., Romn-Z̃iga, C. G., Lada, E. & Garmire, G., Jan 1 2010, In : Astrophysical Journal. 716, 1, p. 475-489 15 p.

Research output: Contribution to journalArticle

star formation
histories
stars
history
nebulae
421 Citations (Scopus)

A closely packed system of low-mass, low-density planets transiting Kepler-11

Lissauer, J. J., Fabrycky, D. C., Ford, E. B., Borucki, W. J., Fressin, F., Marcy, G. W., Orosz, J. A., Rowe, J. F., Torres, G., Welsh, W. F., Batalha, N. M., Bryson, S. T., Buchhave, L. A., Caldwell, D. A., Carter, J. A., Charbonneau, D., Christiansen, J. L., Cochran, W. D., Desert, J. M., Dunham, E. W. & 19 others, Fanelli, M. N., Fortney, J. J., Gautier, T. N., Geary, J. C., Gilliland, R. L., Haas, M. R., Hall, J. R., Holman, M. J., Koch, D. G., Latham, D. W., Lopez, E., McCauliff, S., Miller, N., Morehead, R. C., Quintana, E. V., Ragozzine, D., Sasselov, D., Short, D. R. & Steffen, J. H., Feb 3 2011, In : Nature. 470, 7332, p. 53-58 6 p.

Research output: Contribution to journalArticle

Planets
Spacecraft
Orbit
Solar System
Gases
177 Citations (Scopus)

A deep Chandra catalog of x-ray point sources toward the galactic center

Muno, M. P., Baganoff, F. K., Bautz, M. W., Brandt, W. N., Broos, P. S., Feigelson, E. D., Garmire, G. P., Morris, M. R., Ricker, G. R. & Townsley, L. K., May 20 2003, In : Astrophysical Journal. 589, 1 I, p. 225-241 17 p.

Research output: Contribution to journalArticle

erg
point sources
catalogs
point source
power law
37 Citations (Scopus)

A DYNAMICAL ANALYSIS of the KEPLER-80 SYSTEM of FIVE TRANSITING PLANETS

Macdonald, M. G., Ragozzine, D., Fabrycky, D. C., Ford, E. B., Holman, M. J., Isaacson, H. T., Lissauer, J. J., Lopez, E. D., Mazeh, T., Rogers, L., Rowe, J. F., Steffen, J. H. & Torres, G., Oct 2016, In : Astronomical Journal. 152, 4, 105.

Research output: Contribution to journalArticle

planets
planet
eccentricity
planetary systems
transit time
117 Citations (Scopus)

A first comparison of Kepler planet candidates in single and multiple systems

Latham, D. W., Rowe, J. F., Quinn, S. N., Batalha, N. M., Borucki, W. J., Brown, T. M., Bryson, S. T., Buchhave, L. A., Caldwell, D. A., Carter, J. A., Christiansen, J. L., Ciardi, D. R., Cochran, W. D., Dunham, E. W., Fabrycky, D. C., Ford, E. B., Gautier, T. N., Gilliland, R. L., Holman, M. J., Howell, S. B. & 13 others, Ibrahim, K. A., Isaacson, H., Jenkins, J. M., Koch, D. G., Lissauer, J. J., Marcy, G. W., Quintana, E. V., Ragozzine, D., Sasselov, D., Shporer, A., Steffen, J. H., Welsh, W. F. & Wohler, B., May 10 2011, In : Astrophysical Journal Letters. 732, 2 PART II, L24.

Research output: Contribution to journalArticle

planets
planet
census
Neptune (planet)
comparison
38 Citations (Scopus)

Age gradients in the stellar populations of massive star forming regions based on a new stellar chronometer

Getman, K. V., Feigelson, E. D., Kuhn, M. A., Broos, P. S., Townsley, L. K., Naylor, T., Povich, M. S., Luhman, K. L. & Garmire, G. P., Jun 1 2014, In : Astrophysical Journal. 787, 2, 108.

Research output: Contribution to journalArticle

chronometers
massive stars
gradients
stars
x rays
28 Citations (Scopus)

A giant X-ray flare on λ eridani (B2e)

Smith, M. A., Grady, C. A., Peters, G. J. & Feigelson, E., Jun 1 1993, In : Astrophysical Journal. 409, 2 PART 2

Research output: Contribution to journalArticle

flares
stars
stellar flares
IUE
B stars
1 Citation (Scopus)
Climate models
Heavy-tailed Distribution
Goodness of Fit Test
Unknown Parameters
Excess
2 Citations (Scopus)

A jackknife type approach to statistical model selection

Lee, H., Babu, G. J. & Rao, C. R., Jan 1 2012, In : Journal of Statistical Planning and Inference. 142, 1, p. 301-311 11 p.

Research output: Contribution to journalArticle

Jackknife
Model Selection
Statistical Model
Information Criterion
Bias Reduction
114 Citations (Scopus)

Alignment of the stellar spin with the orbits of a three-planet system

Sanchis-Ojeda, R., Fabrycky, D. C., Winn, J. N., Barclay, T., Clarke, B. D., Ford, E. B., Fortney, J. J., Geary, J. C., Holman, M. J., Howard, A. W., Jenkins, J. M., Koch, D., Lissauer, J. J., Marcy, G. W., Mullally, F., Ragozzine, D., Seader, S. E., Still, M. & Thompson, S. E., Jul 26 2012, In : Nature. 487, 7408, p. 449-453 5 p.

Research output: Contribution to journalArticle

Planets
Orbit
Solar System
Torque
14 Citations (Scopus)

ALMA OBSERVATIONS of HD 141569's CIRCUMSTELLAR DISK

White, J. A., Boley, A. C., Hughes, A. M., Flaherty, K. M., Ford, E., Wilner, D., Corder, S. & Payne, M., Sep 20 2016, In : Astrophysical Journal. 829, 1, 6.

Research output: Contribution to journalArticle

gas
continuums
gases
debris
planetesimal
178 Citations (Scopus)

Almost all of kepler's multiple-planet candidates are planets

Lissauer, J. J., Marcy, G. W., Rowe, J. F., Bryson, S. T., Adams, E., Buchhave, L. A., Ciardi, D. R., Cochran, W. D., Fabrycky, D. C., Ford, E. B., Fressin, F., Geary, J., Gilliland, R. L., Holman, M. J., Howell, S. B., Jenkins, J. M., Kinemuchi, K., Koch, D., Morehead, R. C., Ragozzine, D. & 4 others, Seader, S. E., Tanenbaum, P. G., Torres, G. & Twicken, J. D., May 10 2012, In : Astrophysical Journal. 750, 2, 112.

Research output: Contribution to journalArticle

planets
planet
stars
planetary systems
orbits
5 Citations (Scopus)

Almost sure convergence of sums of maxima and minima of positive random variables

Ghosh, M., Babu, G. J. & Mukhopadhyay, N., Mar 1 1975, In : Zeitschrift für Wahrscheinlichkeitstheorie und Verwandte Gebiete. 33, 1, p. 49-54 6 p.

Research output: Contribution to journalArticle

Almost Sure Convergence
Random variable
Identically distributed
Random variables
340 Citations (Scopus)

An abundance of small exoplanets around stars with a wide range of metallicities

Buchhave, L. A., Latham, D. W., Johansen, A., Bizzarro, M., Torres, G., Rowe, J. F., Batalha, N. M., Borucki, W. J., Brugamyer, E., Caldwell, C., Bryson, S. T., Ciardi, D. R., Cochran, W. D., Endl, M., Esquerdo, G. A., Ford, E. B., Geary, J. C., Gilliland, R. L., Hansen, T., Isaacson, H. & 9 others, Laird, J. B., Lucas, P. W., Marcy, G. W., Morse, J. A., Robertson, P., Shporer, A., Stefanik, R. P., Still, M. & Quinn, S. N., Jun 21 2012, In : Nature. 486, 7403, p. 375-377 3 p.

Research output: Contribution to journalArticle

Planets
Solar System
Galaxies
United States National Aeronautics and Space Administration
Ice
34 Citations (Scopus)

A naive bayes source classifier for X-ray sources

Broos, P. S., Getman, K. V., Povich, M. S., Townsley, L. K., Feigelson, E. D. & Garmire, G. P., May 1 2011, In : Astrophysical Journal, Supplement Series. 194, 1, 4.

Research output: Contribution to journalArticle

classifiers
x rays
catalogs
contaminants
contamination
42 Citations (Scopus)
Linear Least Squares
Ordinary Least Squares
Astronomy
Linear regression
Line
12 Citations (Scopus)

An analysis of jitter and transit timing variations in the HAT-P-13 system

Payne, M. J. & Ford, E. B., Mar 10 2011, In : Astrophysical Journal. 729, 2, 98.

Research output: Contribution to journalArticle

transit
planet
time measurement
planetary structure
planets
22 Citations (Scopus)

An empirically derived three-dimensional laplace resonance in the gliese 876 planetary system

Nelson, B. E., Robertson, P. M., Payne, M. J., Pritchard, S. M., Deck, K. M., Ford, E. B., Wright, J. & Isaacson, H. T., Jan 1 2016, In : Monthly Notices of the Royal Astronomical Society. 455, 3, p. 2484-2499 16 p.

Research output: Contribution to journalArticle

planetary systems
planets
planet
radial velocity
orbits
39 Citations (Scopus)

A new mechanism for the formation of meteoritic kerogen-like material

Morgan, W. A., Feigelson, E., Wang, H. & Frenklach, M., Jan 1 1991, In : Science. 252, 5002, p. 109-112 4 p.

Research output: Contribution to journalArticle

Hydrocarbons
Aromatic Hydrocarbons
Meteoroids
Soot
Acetylene
4 Citations (Scopus)

A new statistical method for filtering and entropy estimation of a chaotic map from noisy data

Babu, G. J., Boyarsky, A., Chaubey, Y. P. & Góra, P., Jan 1 2004, In : International Journal of Bifurcation and Chaos in Applied Sciences and Engineering. 14, 11, p. 3989-3994 6 p.

Research output: Contribution to journalArticle

Metric Entropy
Nonlinear Map
Chaotic Dynamical Systems
Chaotic Map
Noisy Data
91 Citations (Scopus)

An improved HR diagram for Chamaeleon I pre-main-sequence stars

Lawson, W. A., Feigelson, E. & Huenemoerder, D. P., Dec 1 1996, In : Monthly Notices of the Royal Astronomical Society. 280, 4, p. 1071-1088 18 p.

Research output: Contribution to journalArticle

Hertzsprung-Russell diagram
pre-main sequence stars
diagram
T Tauri stars
stars
80 Citations (Scopus)

An introduction to the Chandra Carina Complex Project

Townsley, L. K., Broos, P. S., Corcoran, M. F., Feigelson, E. D., Gagné, M., Montmerle, T., Oey, M. S., Smith, N., Garmire, G. P., Getman, K. V., Povich, M. S., Evans, N. R., Nazé, Y., Parkin, E. R., Preibisch, T., Wang, J., Wolk, S. J., Chu, Y. H., Cohen, D. H., Gruendl, R. A. & 15 others, Hamaguchi, K., King, R. R., Mac Low, M. M., McCaughrean, M. J., Moffat, A. F. J., Oskinova, L. M., Pittard, J. M., Stassun, K. G., Ud-Doula, A., Walborn, N. R., Waldron, W. L., Churchwell, E., Nichols, J. S., Owocki, S. P. & Schulz, N. S., May 1 2011, In : Astrophysical Journal, Supplement Series. 194, 1, 1.

Research output: Contribution to journalArticle

x rays
massive stars
point sources
catalogs
point source
23 Citations (Scopus)

A note on bootstrapping the variance of sample quantile

Babu, G. J., Dec 1 1986, In : Annals of the Institute of Statistical Mathematics. 38, 1, p. 439-443 5 p.

Research output: Contribution to journalArticle

Sample Quantiles
Bootstrapping
Quantile
Denote
Bootstrap

A note on comparison of conditional means

Babu, G. J., Jan 1 1988, In : Journal of Statistical Planning and Inference. 19, 2, p. 253-259 7 p.

Research output: Contribution to journalArticle

Vessel
Random Vector
Denote
Fishing
5 Citations (Scopus)

A note on Edgeworth expansions for the lattice case

Babu, G. J. & Singh, K., Jan 1 1989, In : Journal of Multivariate Analysis. 30, 1, p. 27-33 7 p.

Research output: Contribution to journalArticle

Edgeworth Expansion
Random variables
Random variable
Sample mean
Random Vector

A note on the bootstrapped empirical process

Babu, G. J., Dec 1 2004, In : Journal of Statistical Planning and Inference. 126, 2, p. 587-589 3 p.

Research output: Contribution to journalArticle

Empirical Process
Distribution functions
Denote
Empirical Distribution
Tail
2 Citations (Scopus)

An unsupervised, ensemble clustering algorithm: A new approach for classification of X-ray sources

Hojnacki, S. M., Micela, G., LaLonde, S. M., Feigelson, E. & Kastner, J. H., Jul 1 2008, In : Statistical Methodology. 5, 4, p. 350-360 11 p.

Research output: Contribution to journalArticle

Clustering Algorithm
Ensemble
Star
Imaging Spectroscopy
Active Galactic nuclei
28 Citations (Scopus)

An X-ray census of young stars in the Chamaeleon I North Cloud

Feigelson, E. D. & Lawson, W. A., Oct 10 2004, In : Astrophysical Journal. 614, 1 I, p. 267-283 17 p.

Research output: Contribution to journalArticle

census
stars
pre-main sequence stars
x rays
Orion nebula
48 Citations (Scopus)

An X-ray census of young stars in the massive southern star-forming complex NGC 6357

Wang, J., Townsley, L. K., Feigelson, E. D., Getman, K. V., Broos, P. S., Garmire, G. P. & Tsujimoto, M., Jan 1 2007, In : Astrophysical Journal, Supplement Series. 168, 1, p. 100-127 28 p.

Research output: Contribution to journalArticle

census
stars
erg
x rays
O stars
25 Citations (Scopus)

An X-ray imaging study of the stellar population in RCW 49

Tsujimoto, M., Feigelson, E. D., Townsley, L. K., Broos, P. S., Getman, K. V., Wang, J., Garmire, G. P., Baba, D., Nagayama, T., Tamura, M. & Churchwell, E. B., Aug 10 2007, In : Astrophysical Journal. 665, 1 PART 1, p. 719-735 17 p.

Research output: Contribution to journalArticle

x rays
stars
O stars
Wolf-Rayet stars
T Tauri stars
5 Citations (Scopus)

An X-ray spectral classification algorithm with application to young stellar clusters

Hojnacki, S. M., Kastner, J. H., Micela, G., Feigelson, E. D. & LaLonde, S. M., Apr 10 2007, In : Astrophysical Journal. 659, 1 I, p. 585-598 14 p.

Research output: Contribution to journalArticle

x rays
loci
Orion nebula
pre-main sequence stars
outlier
85 Citations (Scopus)

An X-ray superflare from an infrared protostar

Grosso, N., Montmerle, T., Feigelson, E., André, P., Casanova, S. & Gregorio-Hetem, J., May 1 1997, In : Nature. 387, 6628, p. 56-58 3 p.

Research output: Contribution to journalArticle

protostars
stars
luminosity
x rays
accretion disks
31 Citations (Scopus)

An X-ray survey of very young stellar objects

Carkner, L., Kozak, J. A. & Feigelson, E., Jan 1 1998, In : Astronomical Journal. 116, 4, p. 1933-1939 7 p.

Research output: Contribution to journalArticle

protostars
x rays
erg
outflow
luminosity
65 Citations (Scopus)

Application of Bernstein polynomials for smooth estimation of a distribution and density function

Babu, G. J., Canty, A. J. & Chaubey, Y. P., Jul 1 2002, In : Journal of Statistical Planning and Inference. 105, 2, p. 377-392 16 p.

Research output: Contribution to journalArticle

Bernstein Polynomials
Density Function
Probability density function
Distribution functions
Distribution Function
6 Citations (Scopus)

A probabilistic approach to emission-line galaxy classification

de Souza, R. S., Dantas, M. L. L., Costa-Duarte, M. V., Feigelson, E. D., Killedar, M., Lablanche, P. Y., Vilalta, R., Krone-Martins, A., Beck, R. & Gieseke, F., Dec 2017, In : Monthly Notices of the Royal Astronomical Society. 472, 3, p. 2808-2822 15 p.

Research output: Contribution to journalArticle

galaxies
active galactic nuclei
dichotomies
wilderness
diagram
12 Citations (Scopus)

A Radio Survey of Older T Tauri Stars in the rj Chamaeleontis Cluster

Mamajek, E. E., Lawson, W. A. & Feigelson, E. D., Jan 1 1999, In : Publications of the Astronomical Society of Australia. 16, 3, p. 257-261 5 p.

Research output: Contribution to journalArticle

T Tauri stars
radio
stars
radio emission
G stars
10 Citations (Scopus)

A random functional central limit theorem for martingales

Babu, G. J. & Ghosh, M., Sep 1 1976, In : Acta Mathematica Academiae Scientiarum Hungaricae. 27, 3-4, p. 301-306 6 p.

Research output: Contribution to journalArticle

Functional Central Limit Theorem
Martingale