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Description Catalog Data Default Radius (arcmin) Mission Table Type
NGC 4278 Chandra X-Ray Point Source Catalog ngc4278cxoN
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 CXOU J121955.0+291654 CXOU J122023.6+291614 string
ra 12 19 55.042 12 20 23.640 position
dec +29 14 05.22 +29 19 10.75 position
error_radius (arcsec) 0.05 1.07 float
fb_counts_limit < < string
fb_counts (ct) 4.9 48772.2 float
snr 0.7 218.8 float
log_lx_limit < < string
log_lx (log(erg/s)) 36.3 40.3 float
center_offset (arcsec) 0.0 242.6 float
source_flag g l string
source_number 1 236 integer
alt_name [BFK2009] 1 [BFK2009] 99 string
lii (degree) 193.436772 194.162425 float
bii (degree) 82.730799 82.838197 float
extraction_radius (arcsec) 3.00 4.57 float
longterm_var_flag N V string
shortterm_bb_flag N V string
shortterm_ks_flag N V string
optical_corr_flag BGcorr none string
d25_flag b b string
xray_detect_flag O1 double? string
fb_counts_error (ct) 5.0 222.9 float
sb1_counts (ct) -6.7 17109.1 float
sb1_counts_error (ct) 3.2 132.5 float
sb2_counts (ct) -3.0 25053.1 float
sb2_counts_error (ct) 3.6 159.7 float
sb12_counts (ct) 2.5 42162.2 float
sb12_counts_error (ct) 4.8 207.1 float
hb1_counts (ct) -6.2 6609.9 float
hb1_counts_error (ct) 2.9 82.7 float
sb_counts (ct) 3.6 36065.3 float
sb_counts_error (ct) 3.8 191.6 float
hb_counts (ct) -5.6 9428.6 float
hb_counts_error (ct) 3.2 98.5 float
hardness_ratio -0.96 0.59 float
hardness_ratio_neg_err 0.01 0.60 float
hardness_ratio_pos_err 0.00 0.97 float
c21_color -1.42 1.37 float
c21_color_neg_err 0.00 1.02 float
c21_color_pos_err 0.01 1.13 float
c32_color -0.38 1.49 float
c32_color_neg_err 0.00 1.05 float
c32_color_pos_err 0.01 1.24 float
log_lx_single (log(erg/s)) 36.9 37.9 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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