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Description Catalog Data Default Radius (arcmin) Mission Table Type
Galactic Center Chandra X-Ray Point Source Catalog galcencxoN
1
 CHANDRA Object

1. Enter any constraints on the query below. [ Help on constraint syntax ]

(What about wildcards, spaces, and case sensitivity?)

2. To change the fields that are returned, select the box in the "View" column beside each field desired.

3. To sort the results by any field, select one box in the "Sort" column beside the field to sort on.


 Parameter (Unit) Min Value Max Value Value Type
name CXOUGC J174206.8-293634 CXOUGC J174846.2-282359 string
ra 17 42 06.83 17 48 46.15 position
dec -29 59 11.3 -28 03 00.9 position
error_radius (arcsec) 0.3 9.1 float
hb_counts_limit < < string
hb_counts (ct) 1.0 300338.2 float
hb_counts_pos_err (ct) 2.1 716.5 float
hb_counts_neg_err (ct) -1.4 716.5 float
source_number 1 9017 integer
lii (degree) 0.00008 359.99998 float
bii (degree) -0.37873 0.39035 float
position_flag c w string
field_id 1561a hand string
detect_band full tile string
off_axis (arcmin) 0.2 12.0 float
num_obs 1 39 integer
exposure (s) 8703 1181370 integer
psf_fraction 0.69 0.92 float
psf_energy (keV) 1.50 4.51 float
min_extraction_radius (arcsec) 0.8 13.0 float
limiting_photon_flux (photon/cm^2/s) 2.46e-07 3.37e-05 float
quality_flags a x string
log_bck_match_prob -44.55 -0.00 float
sb_raw_counts (ct) 0 8319 integer
sb_bck_counts (ct) 0.0 252.0 float
sb_counts_limit < < string
sb_counts (ct) 1.0 8177.5 float
sb_counts_neg_err (ct) 0.9 117.9 float
sb_counts_pos_err (ct) 0.7 117.9 float
hb_raw_counts (ct) 0 306336 integer
hb_bck_counts (ct) 0.0 6966.2 float
sb_photon_flux (photon/cm^2/s) -3.98e-07 1.00e-04 float
hb_photon_flux (photon/cm^2/s) -6.95e-07 7.33e-03 float
mean_photon_energy (keV) 0.5 8.0 float
hr0 -1.000 1.000 float
hr0_neg_err 0.003 1.599 float
hr0_pos_err 0.003 1.746 float
hr1 -1.000 1.000 float
hr1_neg_err 0.003 3.836 float
hr1_pos_err 0.003 1.698 float
hr2 -1.000 1.647 float
hr2_neg_err 0.003 1.737 float
hr2_pos_err 0.003 1.664 float
location_flag f gc string
lt_min_observation 1561a 945 string
lt_min_flux_limit < < string
lt_min_flux (photon/cm^2/s) 6.6e-08 2.0e-03 float
lt_min_flux_error (photon/cm^2/s) 1.3e-07 2.8e-05 float
lt_max_observation 1561a 945 string
lt_max_flux (photon/cm^2/s) 1.5e-07 2.1e-02 float
lt_max_flux_error (photon/cm^2/s) 1.3e-07 6.2e-05 float
lt_max_min_ratio_limit > > string
lt_max_min_ratio -0.3 10172.6 float
lt_max_min_ratio_neg_err 0.0 676.4 float
lt_max_min_ratio_pos_err 0.0 5823.8 float
st_var_flag N Y string

4. Do you want to change your current query settings?


(e.g. 'Cyg X-1' or '12 00 00, 4 12 6')
Use semicolons (;) to separate multiple object names or coordinate pairs (e.g. 'Cyg X-2; 12.235, 15.345').
Default uses the optimum radius for each catalog searched.

Not all tables have observation dates/times. For those that do, the time portion of the date is optional.
Times are always in UTC. Separate multiple dates/ranges with semicolons (;). Range operator is '..'
(e.g. '1992-12-31; 48980.5; 1995-01-15 12:00:00; 1997-03-20 .. 2000-10-18').
rows
Select to display all catalog parameters instead of only defaults.

5.


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