Main Search Form Search of CHANDRA Catalog(s) Tips Archive Hera Data Analysis Help

Description Catalog Data Default Radius (arcmin) Mission Table Type
Chandra XAssist Source List cxoxassistN
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 X0000-0.56-573811.2 X240118.88-501328.6 string
html_file <a href=http://xassist.pha.jhu.edu/pipeline4/chandra//acisf00001/report/fullrun_acisf00001_srclist.html>Source List</a> <a href=http://xassist.pha.jhu.edu/pipeline4/chandra/9999/acisf09999/report/fullrun_acisf09999_srclist.html>Source List</a> string
ra -0.146580358142 360.328659894 position
dec -85 43 21.2 +89 23 14.9 position
counts (ct) -601.5720 240718.1875 float
counts_error (ct) 0.0039 650.9178 float
flux (erg/s/cm^2) 0.00000000e+00 5.78932000e-10 float
exposure (s) 19.5731 184208.0251 float
field_name acisf00001 acisf62520 string
initial_exposure (s) 19.5731 184208.0312 float
source_number 1 1794 integer
detector ccd0 ccd9 string
x_pixel (pixel) -111.6667 2155.3462 float
y_pixel (pixel) -145.8333 3195.0366 float
lii (degree) 0.00000 359.99999 float
bii (degree) -89.57219 89.67467 float
count_rate (ct/s) -1.020601 38.745011 float
count_rate_error (ct/s) 0.000016 0.502231 float
snr -9.3275 22659.5774 float
probability 0.0000 1.0000 float
major_axis (arcsec) 0.0560 26.7723 float
major_axis_neg_err (arcsec) -8.0640 13.1293 float
major_axis_pos_err (arcsec) -2.8781 26.7723 float
minor_axis (arcsec) 0.0560 26.7723 float
minor_axis_neg_err (arcsec) -10.3447 6.3335 float
minor_axis_pos_err (arcsec) -1.3175 25.0261 float
position_angle (degree) 0.0000 360.0000 float
position_angle_neg_err (degree) -360.0000 324.0603 float
position_angle_pos_err (degree) -360.0000 340.6162 float
off_axis_angle (arcmin) 0.00 26.61 float
extent_flag A T string
variability_flag F U string
nh_gal (H-atoms/cm^2) 4.93000000e+19 2.13000000e+22 float
fit_nh (H-atoms/cm^2) 3.4268e+10 1.5009e+24 float
fit_nh_neg_err (H-atoms/cm^2) 3.4268e+10 1.2357e+24 float
fit_nh_pos_err (H-atoms/cm^2) -7.6839e+20 4.9348e+24 float
fit_photon_index -2.9940 10.0000 float
fit_photon_index_neg_err -4.1475 12.9500 float
fit_photon_index_pos_err 0.0000 11.9532 float
fit_chi_squared 0.8724 65563.9000 float
fit_dof 2 530 integer
fit_flux (erg/s/cm^2) float
source_flags d dx string
version 0.989 0.9998 string
bckgrd_counts (ct) -4.4409e-16 1.8295e+05 float
aperture_counts (ct) -6.9167e+02 9.3341e+04 float
aperture_counts_error (ct) 2.3229e+00 3.7269e+02 float
aperture_bckgrd_counts (ct) 1.2854e-02 4.7584e+04 float
simplespat_counts (ct) 1.5449e-05 2.3708e+05 float
simplespat_bckgrd_counts (ct) -4.4409e-16 1.4440e+05 float
soft_counts (ct) -5.6522e+02 5.3908e+04 float
hard_counts (ct) -3.1714e+02 8.3256e+04 float
soft_bckgrd_counts (ct) 0.0000e+00 3.3341e+04 float
hard_bckgrd_counts (ct) 0.0000e+00 1.4184e+04 float
hardness_ratio -1.0000 1.0000 float
hardness_ratio_error 0.0038 15.6065 float
s_scale (degree^2) 1.2534e-08 1.4172e-03 float
b_scale (degree^2) 9.3132e-10 2.0608e-02 float
aper_count_rate (ct/s) -1.020601 157.930231 float
aper_count_rate_error (ct/s) 0.000014 0.629747 float
det_x 920.0000 6992.7000 float
det_y 1704.0000 5127.2000 float

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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