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Description Catalog Data Default Radius (arcmin) Mission Table Type
Chandra ACIS Survey for X-Ray AGN in Nearby Galaxies chansngcatN
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 1 719 integer
name AM 0337-353 VIII Zw 189 string
hubble_type (R')I0/a? pec pec? string
ra 00 03 14.95 23 58 59.81 position
dec -76 37 34.8 +85 45 16.4 position
obsid 318 17006 integer
off_set (arcsec) 0.05 2.67 float
log_lx_lower (log(erg/s)) 35.82 42.70 float
log_lx (log(erg/s)) 35.94 43.11 float
log_lx_upper (log(erg/s)) 30.48 42.73 float
distance (Mpc) 0.026 50.000 float
lii (degree) 0.33896 359.43193 float
bii (degree) -87.96455 89.41015 float
nuclear_class ? T2:: string
class
sigma (km/s) 17.5 414.0 float
sigma_error (km/s) 1.0 40.8 float
log_l_halpha (log(erg/s)) 34.91 41.53 float
log_l_halpha_flag L u string
log_blackhole_mass (log(Solar Mass)) 2.81 9.95 float
log_blackhole_mass_lower (log(Solar Mass)) 1.23 9.84 float
log_blackhole_mass_upper (log(Solar Mass)) 3.52 10.06 float
nh_gal (cm^-2) 4.700e+19 7.678e+21 float
instrument ACIS-I ACIS-S string
exposure (s) 1100 189800 float
agn_flag N Y string
hardness_ratio_0 -0.951 0.957 float
hardness_ratio_0_error 0.001 0.339 float
hardness_ratio_1 -0.640 0.722 float
hardness_ratio_1_error 0.003 0.351 float
hardness_ratio_2 -0.560 0.962 float
hardness_ratio_2_error 0.001 0.351 float
nh_from_hr (cm^-2) 3.20e+21 9.04e+22 float
nh_from_hr_lower (cm^-2) 1.00e+20 7.41e+22 float
nh_from_hr_upper (cm^-2) 1.000e+20 2.636e+23 float
flux (erg/s/cm^2) 8.00000e-16 1.71000e-10 float
flux_lower (erg/s/cm^2) 0.00000e+00 1.68000e-10 float
flux_upper (erg/s/cm^2) 1.00000e-16 1.74000e-10 float
log_lx_note Fit Ref.9 string
spectral_model PABS*PL pileup string
spectral_norm_cpt1 -6.04 -2.38 float
log_l_cpt1 (log(erg/s)) 36.58 42.76 float
spectral_norm_cpt2 -6.47 -3.74 float
log_l_cpt2 (log(erg/s)) 36.55 40.90 float
nh (cm^-2) 2.000e+20 4.300e+24 float
nh_lower (cm^-2) 0.000e+00 3.600e+24 float
nh_upper (cm^-2) 3.0000e+20 4.7000e+24 float
spectral_index 0.50 4.21 float
spectral_index_lower 0.06 3.02 float
spectral_index_upper 0.72 4.77 float
temperature (keV) 0.02 1.08 float
temperature_lower (keV) 0.02 1.04 float
temperature_upper (keV) 0.03 1.44 float
fit_chi_squared 0.1 654.3 float
fit_dof 2 493 integer
ref_spectrum Ref.1 {Gamma} fixed string

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(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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