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Description Catalog Data Default Radius (arcmin) Mission Table Type
NGC 2237 Chandra X-Ray Point Source Catalog ngc2237cxoN
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
source_number 1 168 integer
source_sample P T string
name CXOU J063007.57+050440.7 CXOU J063125.31+045640.0 string
ra 06 30 07.573 06 31 25.311 position
dec +04 50 33.01 +05 07 45.93 position
lii (degree) 205.978901 206.287181 float
bii (degree) -2.418468 -2.151251 float
error_radius (arcsec) 0.1 1.9 float
off_axis (arcmin) 0.3 11.9 float
counts (ct) 2.3 134.3 float
counts_error (ct) 2.3 12.1 float
bck_counts (ct) 0.1 14.0 float
hb_counts (ct) 0.0 47.5 float
psf_fraction 0.62 0.91 float
significance 0.8 10.6 float
log_bck_prob_limit < < string
log_bck_prob -5.0 -1.5 float
source_anomaly_flag g g string
source_variable_flag a c string
exposure (s) 7300 19400 float
median_energy (keV) 0.7 6.8 float
log_nh (log(cm^-2)) 20.0 23.0 float
log_nh_flag F F string
log_nh_neg_err (log(cm^-2)) 0.2 2.3 float
log_nh_pos_err (log(cm^-2)) 0.2 0.8 float
apec_kt (keV) 0.1 15.0 float
apec_kt_flag F F string
apec_kt_neg_err (keV) 0.1 8.8 float
apec_kt_pos_err (keV) 0.1 6.9 float
log_em (log(cm^-3)) -5.9 62.5 float
log_em_neg_err (log(cm^-3)) 0.08 0.40 float
log_em_pos_err (log(cm^-3)) 0.06 1.30 float
log_sb_lx_obs (log(erg/s)) 29.3 30.8 float
log_hb_lx_obs (log(erg/s)) 28.3 31.2 float
log_hb_lx (log(erg/s)) 28.9 31.2 float
log_lx_obs (log(erg/s)) 29.6 31.3 float
log_lx (log(erg/s)) 29.9 31.6 float
usno_name USNO-B1.0 0948-0095576 USNO-B1.0 0951-0095904 string
bmag (mag) 13.17 21.13 float
rmag (mag) 12.08 20.22 float
imag (mag) 11.61 19.04 float
twomass_name 2MASS J06300735+0504423 2MASS J06312142+0454057 string
flamingos_id 063007+050442 063121+045405 string
jmag (mag) 10.79 17.84 float
hmag (mag) 10.36 18.84 float
kmag (mag) 9.75 18.17 float
twomass_flags AAA000 UUA00c 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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