Main Search Form Search of XMM-NEWTON Catalog(s) Tips Archive Hera Data Analysis Help

Description Catalog Data Default Radius (arcmin) Mission Table Type
NGC 253 XMM-Newton X-Ray Point Source Catalog ngc253xmmN
1
 XMM-NEWTON 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 1 185 integer
name [BGK2008] S1 [BGK2008] S99 string
ra 00 46 27.12 00 48 33.36 position
dec -25 33 46.44 -25 05 08.16 position
lii (degree) 90.40880 103.72784 float
bii (degree) -88.21089 -87.76743 float
in_d25_flag N Y string
extraction_radius (arcsec) 10 40 integer
bck_src_area_ratio 0.00 34.75 float
eef 0.00 0.86 float
pn_counts (ct) 0 18597 integer
mos_counts (ct) 0 18808 integer
spectral_model 2C X string
nh (H-atoms/cm^2) 1.4e+20 4.0e+22 float
nh_error (H-atoms/cm^2) 1.0e+20 3.0e+22 float
nh_flag f f string
spect_param_1 0.058 3.600 float
spect_param_1_error 0.009 1.900 float
spect_param_2 1.94 3.40 float
spect_param_2_error 0.04 1.50 float
chi_squared 0.4 374.0 float
dof 3 374 integer
good_fit_prob 0.050 0.999 float
lx_best (erg/s) 1.150e+36 1.400e+41 float
lx_best_error (erg/s) 1.300e+35 1.400e+41 float
lx_standard (erg/s) 5.90000e+35 3.48001e+39 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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