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Description Catalog Data Default Radius (arcmin) Mission Table Type
NGC 4649 Chandra X-Ray Point Source Catalog 2 ngc4649cx2N
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 1 501 integer
name CXOU J124320.4+113027 CXOU J124408.9+113333 string
ra 12 43 20.42 12 44 08.94 position
dec +11 26 33.0 +11 39 53.2 position
lii (degree) 295.59905 296.30557 float
bii (degree) 74.20580 74.42771 float
radial_distance (arcmin) 0.00 7.16 float
error_radius (arcsec) 0.1 3.9 float
log_lx_limit < < string
log_lx (log(erg/s)) 36.97 39.74 float
variability_flag N V string
variability_significance 0.0 14.4 float
positional_flag 0 3 integer
opt_ctrpart_flag 0 9 integer
gc_identifier A102 L374 string
counts_limit < < string
counts (ct) 9.0 3874.2 float
counts_neg_err (ct) 3.6 65.8 float
counts_pos_err (ct) 4.9 66.9 float
sb_counts_limit < < string
sb_counts (ct) 6.4 3021.1 float
sb_counts_neg_err (ct) 3.0 57.3 float
sb_counts_pos_err (ct) 4.3 58.4 float
hb_counts_limit < < string
hb_counts (ct) 5.0 840.1 float
hb_counts_neg_err (ct) 2.7 31.9 float
hb_counts_pos_err (ct) 4.2 33.1 float
sb1_counts_limit < < string
sb1_counts (ct) 3.6 1475.8 float
sb1_counts_neg_err (ct) 2.1 39.9 float
sb1_counts_pos_err (ct) 3.4 41.0 float
sb2_counts_limit < < string
sb2_counts (ct) 4.2 1566.9 float
sb2_counts_neg_err (ct) 2.4 41.7 float
sb2_counts_pos_err (ct) 3.8 42.9 float
hardness_ratio -0.98 0.95 float
hardness_ratio_neg_err 0.00 0.71 float
hardness_ratio_pos_err 0.00 0.64 float
soft_color -0.97 0.82 float
soft_color_neg_err 0.02 1.82 float
soft_color_pos_err 0.02 1.97 float
hard_color -0.74 0.74 float
hard_color_neg_err 0.02 1.31 float
hard_color_pos_err 0.02 1.59 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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