TABLE smashdr2_object

Contains the average values for each unique object in SMASH DR2.

This table contains the parameters provided for
each each unique object in SMASH DR2.

Required constraints:
Primary key is (cntr)

Name Type Length Unit Description Default Value Unified Content Descriptor

ra float 8 Right Ascension (J2000.0) of source, in degrees

dec float 8 Declination (J2000.0) of source, in degrees

glon float 8 Galactic longitude of field, in degrees

glat float 8 Galactic latitude of field, in degrees

elon float 8 Ecliptic longitude

elat float 8 Ecliptic latitude

raerr real 4 Uncertainty in mean RA of object (arcseconds) from indiv values

decerr real 4 Uncertainty in mean DEC of object (arcseconds) from indiv values

rascatter real 4 RMS scatter in RA from multiple measurements of this object

decscatter real 4 RMS scatter in DEC from multiple measurements of this object

umag real 4 Weighted-average, calibrated u-band magnitude, 99.99 if no detection

uerr real 4 Uncertainty in calibrated u-band magnitude

uscatter real 4 RMS scatter in u from multiple measurements of this object

gmag real 4 Weighted-average, calibrated g-band magnitude, 99.99 if no detection

gerr real 4 Unceratinty in calibrated g-band magnitude

gscatter real 4 RMS scatter in g from multiple measurements of this object

rmag real 4 Weighted-avarage, calibrated r-band magnitude, 99.99 if no detection

rerr real 4 Uncertainty in calibrated r-band magnitude

rscatter real 4 RMS scatter in r from multiple measurements of this object

imag real 4 Weighted-average, calibrated i-band magnitude, 99.99 if no detection

ierr real 4 Uncertainty in calibrated i-band magnitude

iscatter real 4 RMS scatter in i from multiple measurements of this object

zmag real 4 Weighted-avarege, calibrated z-band magnitude, 99.99 if no detection

zerr real 4 Uncertainty in calibrated z-band magnitude

zscatter real 4 RMS scatter in z from multiple measurements of this object

chi real 4 Average DAOPHOT chi value, i.e. how well the PSF fit this source

sharp real 4 Average DAOPHOT sharp value, measurement of peakiness

prob real 4 Average Source Extractor stellaricity probability value

ebv real 4 Median SFD E(B-V) across frame

htm9 int 4 HTM index (order 9 => ~10 arcmin size)

ring256 bigint 8 HEALPix ring nside=256 index

nest4096 bigint 8 HEALPIX index (Nsides 4096, Nest scheme => ~52 arcsec size)

random_id real 4 Random ID in the range 0.0 => 100.0

ndet smallint 2 Number of detections of this source (in ALLSRC)

depthflag smallint 2 Flag of exposure detected in: 1-shallow, 2-deep, 3-both

ndetu smallint 2 Number of detections in u

ndetg smallint 2 Number of detections in g

ndetr smallint 2 Number of detections in r

ndeti smallint 2 Number of detections in i

ndetz smallint 2 Number of detections in z

flag smallint 2 OR-combined Source Extractor FLAG value from coadd image

id varchar 16 Unique ID for this object, the field name plus a running number

cntr bigint 8 Unique identification number for the Catalog object

Total length 204

Name	Type	Length	Description
ra	float	8	Right Ascension (J2000.0) of source, in degrees
dec	float	8	Declination (J2000.0) of source, in degrees
glon	float	8	Galactic longitude of field, in degrees
glat	float	8	Galactic latitude of field, in degrees
elon	float	8	Ecliptic longitude
elat	float	8	Ecliptic latitude
raerr	real	4	Uncertainty in mean RA of object (arcseconds) from indiv values
decerr	real	4	Uncertainty in mean DEC of object (arcseconds) from indiv values
rascatter	real	4	RMS scatter in RA from multiple measurements of this object
decscatter	real	4	RMS scatter in DEC from multiple measurements of this object
umag	real	4	Weighted-average, calibrated u-band magnitude, 99.99 if no detection
uerr	real	4	Uncertainty in calibrated u-band magnitude
uscatter	real	4	RMS scatter in u from multiple measurements of this object
gmag	real	4	Weighted-average, calibrated g-band magnitude, 99.99 if no detection
gerr	real	4	Unceratinty in calibrated g-band magnitude
gscatter	real	4	RMS scatter in g from multiple measurements of this object
rmag	real	4	Weighted-avarage, calibrated r-band magnitude, 99.99 if no detection
rerr	real	4	Uncertainty in calibrated r-band magnitude
rscatter	real	4	RMS scatter in r from multiple measurements of this object
imag	real	4	Weighted-average, calibrated i-band magnitude, 99.99 if no detection
ierr	real	4	Uncertainty in calibrated i-band magnitude
iscatter	real	4	RMS scatter in i from multiple measurements of this object
zmag	real	4	Weighted-avarege, calibrated z-band magnitude, 99.99 if no detection
zerr	real	4	Uncertainty in calibrated z-band magnitude
zscatter	real	4	RMS scatter in z from multiple measurements of this object
chi	real	4	Average DAOPHOT chi value, i.e. how well the PSF fit this source
sharp	real	4	Average DAOPHOT sharp value, measurement of peakiness
prob	real	4	Average Source Extractor stellaricity probability value
ebv	real	4	Median SFD E(B-V) across frame
htm9	int	4	HTM index (order 9 => ~10 arcmin size)
ring256	bigint	8	HEALPix ring nside=256 index
nest4096	bigint	8	HEALPIX index (Nsides 4096, Nest scheme => ~52 arcsec size)
random_id	real	4	Random ID in the range 0.0 => 100.0
ndet	smallint	2	Number of detections of this source (in ALLSRC)
depthflag	smallint	2	Flag of exposure detected in: 1-shallow, 2-deep, 3-both
ndetu	smallint	2	Number of detections in u
ndetg	smallint	2	Number of detections in g
ndetr	smallint	2	Number of detections in r
ndeti	smallint	2	Number of detections in i
ndetz	smallint	2	Number of detections in z
flag	smallint	2	OR-combined Source Extractor FLAG value from coadd image
id	varchar	16	Unique ID for this object, the field name plus a running number
cntr	bigint	8	Unique identification number for the Catalog object
Total length		204