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Simple Target
List Of Targets
Fast Xmatch with large catalogs or Simbad
Target
Name (resolved by
Sesame
) or
Position
:
J2000
B1975
B1950
B1900
B1875
B1855
Galactic
Supergal.
Ecl.J2000
Target dimension:
deg
arcmin
arcsec
NB: The epoch used for the query is the original epoch of the table(s)
Radius
Box size
II/391
-1
KMTNet Synoptic Survey of Southern Sky (KS4) DR1 (Chang+, 2026)
ReadMe+ftp
2026JKAS...59..179C
Similar Catalogs
Post annotation
1.
II/391/ks4dr1
The band-merged single_master catalog (
original column names in green
)
(Note)
(279909360 rows)
meta
II/391/ks4dr1
Simple Constraint
List Of Constraints
Query by
Constraints
applied on Columns
(
Output Order:
+
-
)
Standard
Original
Show
Sort
Column
Constraint
Explain
(
UCD
)
CoaddID
(i)
Unique object identifier (
coadd_object_id
)
(
meta.id;meta.main
)
(
ID_MAIN
)
RAJ2000
deg
(i)
Right Ascension (J2000) (
ra
)
(
pos.eq.ra;meta.main
)
(
POS_EQ_RA_MAIN
)
DEJ2000
deg
(i)
[-85.1/-28.7] Declination (J2000) (
dec
)
(
pos.eq.dec;meta.main
)
(
POS_EQ_DEC_MAIN
)
Healpix
HEALPix index for sky position (
healpix_index
)
(
meta.id
)
(
ID_NUMBER
)
Ndet
[1/12] Number of detections across all KS4 tiles (
n_det
)
(
meta.number
)
(
NUMBER
)
GLON
deg
Galactic longitude (
glon
)
(
pos.galactic.lon
)
(
POS_GAL_LON
)
GLAT
deg
[-87.3/34.1] Galactic latitude (
glat
)
(
pos.galactic.lat
)
(
POS_GAL_LAT
)
E(B-V)
mag
[0.007/16.3] E(B-V) extinction from Schlegel+ (
1998ApJ...500..525S
) using the dustmap tool (
ebmv_sfd
)
(
phot.color.excess
)
(
PHOT_COLOR_EXCESS
)
b_MJD-B
d
(n)
(i)
Minimum Modified Julian Date in band B (
min_mjd_b
)
(
stat.min;time.epoch;em.opt.B
)
(
ERROR
)
b_MJD-V
d
(n)
Minimum Modified Julian Date in band V (
min_mjd_v
)
(
stat.min;time.epoch;em.opt.V
)
(
ERROR
)
b_MJD-R
d
(n)
Minimum Modified Julian Date in band R (
min_mjd_r
)
(
stat.min;time.epoch;em.opt.R
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
b_MJD-I
d
(n)
Minimum Modified Julian Date in band I (
min_mjd_i
)
(
stat.min;time.epoch;em.opt.I
)
(
ERROR
)
B_MJD-B
d
(n)
Maximum Modified Julian Date in band B (
max_mjd_b
)
(
stat.max;time.epoch;em.opt.B
)
(
ERROR
)
B_MJD-V
d
(n)
Maximum Modified Julian Date in band V (
max_mjd_v
)
(
stat.max;time.epoch;em.opt.V
)
(
ERROR
)
B_MJD-R
d
(n)
Maximum Modified Julian Date in band R (
max_mjd_r
)
(
stat.max;time.epoch;em.opt.R
)
(
ERROR
)
B_MJD-I
d
(n)
Maximum Modified Julian Date in band I (
max_mjd_i
)
(
stat.max;time.epoch;em.opt.I
)
(
ERROR
)
MJD-B
d
(n)
Mean Modified Julian Date in band B (
mean_mjd_b
)
(
time.epoch;em.opt.B
)
(
TIME_DATE
)
MJD-V
d
(n)
Mean Modified Julian Date in band V (
mean_mjd_v
)
(
time.epoch;em.opt.V
)
(
TIME_DATE
)
MJD-R
d
(n)
Mean Modified Julian Date in band R (
mean_mjd_r
)
(
time.epoch;em.opt.R
)
(
TIME_DATE
)
MJD-I
d
(n)
Mean Modified Julian Date in band I (
mean_mjd_i
)
(
time.epoch;em.opt.I
)
(
TIME_DATE
)
Bmag
mag
(n)
(i)
[-23.96/26.85] SExtractor AUTO magnitude in band B (
mag_auto_b
)
(
phot.mag;em.opt.B
)
(
PHOT_MAG_B
)
e_Bmag
mag
(n)
[0/0.5] Uncertainty on Bmag (
magerr_auto_b
)
(
stat.error;phot.mag;em.opt.B
)
(
ERROR
)
Vmag
mag
(n)
(i)
[4.6/25.31] SExtractor AUTO magnitude in band V (
mag_auto_v
)
(
phot.mag;em.opt.V
)
(
PHOT_MAG_V
)
e_Vmag
mag
(n)
[0/0.5] Uncertainty on Vmag (
magerr_auto_v
)
(
stat.error;phot.mag;em.opt.V
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Rmag
mag
(n)
(i)
[-10.96/25.51] SExtractor AUTO magnitude in band R (
mag_auto_r
)
(
phot.mag;em.opt.R
)
(
PHOT_MAG_R
)
e_Rmag
mag
(n)
[0/0.5] Uncertainty on Rmag (
magerr_auto_r
)
(
stat.error;phot.mag;em.opt.R
)
(
ERROR
)
Imag
mag
(n)
(i)
[-18.91/25.7] SExtractor AUTO magnitude in band I (
mag_auto_i
)
(
phot.mag;em.opt.I
)
(
PHOT_MAG_I
)
e_Imag
mag
(n)
[0/0.5] Uncertainty on Imag (
magerr_auto_i
)
(
stat.error;phot.mag;em.opt.I
)
(
ERROR
)
Bmag3
mag
(n)
[-23.64/26.83] Aperture magnitude (3 arcsec) in band B (
mag_aper3_b
)
(
phot.mag;em.opt.B
)
(
PHOT_MAG_B
)
e_Bmag3
mag
(n)
[0/0.5] Bmag3 uncertainty (
magerr_aper3_b
)
(
stat.error;phot.mag;em.opt.B
)
(
ERROR
)
Vmag3
mag
(n)
Aperture magnitude (3 arcsec) in band V (
mag_aper3_v
)
(
phot.mag;em.opt.V
)
(
PHOT_MAG_V
)
e_Vmag3
mag
(n)
[0/0.5] Vmag3 uncertainty (
magerr_aper3_v
)
(
stat.error;phot.mag;em.opt.V
)
(
ERROR
)
Rmag3
mag
(n)
Aperture magnitude (3 arcsec) in band R (
mag_aper3_r
)
(
phot.mag;em.opt.R
)
(
PHOT_MAG_R
)
e_Rmag3
mag
(n)
[0/0.5] Rmag3 uncertainty (
magerr_aper3_r
)
(
stat.error;phot.mag;em.opt.R
)
(
ERROR
)
Imag3
mag
(n)
Aperture magnitude (3 arcsec) in band I (
mag_aper3_i
)
(
phot.mag;em.opt.I
)
(
PHOT_MAG_I
)
e_Imag3
mag
(n)
[0/0.5] Imag3 uncertainty (
magerr_aper3_i
)
(
stat.error;phot.mag;em.opt.I
)
(
ERROR
)
Bmag5
mag
(n)
Aperture magnitude (5 arcsec) in band B (
mag_aper5_b
)
(
phot.mag;em.opt.B
)
(
PHOT_MAG_B
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
e_Bmag5
mag
(n)
[0/0.5] Bmag5 uncertainty (
magerr_aper5_b
)
(
stat.error;phot.mag;em.opt.B
)
(
ERROR
)
Vmag5
mag
(n)
Aperture magnitude (5 arcsec) in band V (
mag_aper5_v
)
(
phot.mag;em.opt.V
)
(
PHOT_MAG_V
)
e_Vmag5
mag
(n)
[0/0.5] Vmag5 uncertainty (
magerr_aper5_v
)
(
stat.error;phot.mag;em.opt.V
)
(
ERROR
)
Rmag5
mag
(n)
Aperture magnitude (5 arcsec) in band R (
mag_aper5_r
)
(
phot.mag;em.opt.R
)
(
PHOT_MAG_R
)
e_Rmag5
mag
(n)
[0/0.5] Rmag5 uncertainty (
magerr_aper5_r
)
(
stat.error;phot.mag;em.opt.R
)
(
ERROR
)
Imag5
mag
(n)
Aperture magnitude (5 arcsec) in band I (
mag_aper5_i
)
(
phot.mag;em.opt.I
)
(
PHOT_MAG_I
)
e_Imag5
mag
(n)
[0/0.5] Imag5 uncertainty (
magerr_aper5_i
)
(
stat.error;phot.mag;em.opt.I
)
(
ERROR
)
Bmag10
mag
(n)
[-24/27] Aperture magnitude (10") in band B (
mag_aper10_b
)
(
phot.mag;em.opt.B
)
(
PHOT_MAG_B
)
e_Bmag10
mag
(n)
[0/0.5] Bmag10 uncertainty (
magerr_aper10_b
)
(
stat.error;phot.mag;em.opt.B
)
(
ERROR
)
Vmag10
mag
(n)
[4.8/26.4] Aperture magnitude (10") in band V (
mag_aper10_v
)
(
phot.mag;em.opt.V
)
(
PHOT_MAG_V
)
e_Vmag10
mag
(n)
[0/0.5] Vmag10 uncertainty (
magerr_aper10_v
)
(
stat.error;phot.mag;em.opt.V
)
(
ERROR
)
Rmag10
mag
(n)
[-12/26.5] Aperture magnitude (10") in band R (
mag_aper10_r
)
(
phot.mag;em.opt.R
)
(
PHOT_MAG_R
)
e_Rmag10
mag
(n)
[0/0.5] Rmag10 uncertainty (
magerr_aper10_r
)
(
stat.error;phot.mag;em.opt.R
)
(
ERROR
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Imag10
mag
(n)
[-18/25.5] Aperture magnitude (10") in band I (
mag_aper10_i
)
(
phot.mag;em.opt.I
)
(
PHOT_MAG_I
)
e_Imag10
mag
(n)
[0/0.5] Imag10 uncertainty (
magerr_aper10_i
)
(
stat.error;phot.mag;em.opt.I
)
(
ERROR
)
FWHM-B
arcsec
(n)
[-361.5/4215] FWHM of the object in band B (
fwhm_image_b
)
(
stat.fwhm;phys.angSize;em.opt.B
)
(
EXTENSION_FWHM_CIRC
)
S/G-B
(n)
[0/1] Source Extractor stellarity index in band B (
class_star_b
)
(
src.class.starGalaxy;em.opt.B
)
(
CLASS_STAR/GALAXY
)
Rh-B
arcsec
(n)
[-116130/6418.3] Half-light radius in band B (
flux_radius_b
)
(
phys.size.radius;em.opt.B
)
(
EXTENSION_RAD
)
Krad-B
(n)
[0/74.1] Kron radius factor used for MAG_AUTO in band B (
kron_radius_b
)
(
phys.size.radius;em.opt.B
)
(
EXTENSION_RAD
)
Fmax-B
ct
(n)
[-39.4/8.3e19] Peak count above background of the brightest object pixel in band B (
flux_max_b
)
(
phot.count;instr.background;em.opt.B
)
(
INST_BACKGROUND
)
PA-B
deg
(n)
[-90/90] Position angle in band B (
theta_image_b
)
(
pos.posAng;em.opt.B
)
(
POS_POS-ANG
)
Ell-B
(n)
[0/1] Ellipticity in band B (
ellipticity_b
)
(
src.ellipticity;em.opt.B
)
(
PHYS_ELLIPTICITY
)
Aimg-B
pix
(n)
[0.49/2088] Length of object semi-major axis in pixels in band B (
a_image_b
)
(
phys.angSize.smajAxis;em.opt.B
)
(
PHYS_SIZE_MAJ
)
Bimg-B
pix
(n)
[0.03/632] Length of object semi-minor axis in pixels in band B (
b_image_b
)
(
phys.angSize.sminAxis;em.opt.B
)
(
PHYS_SIZE_MIN
)
FWHM-V
arcsec
(n)
[-104/3976] FWHM of the object in band V (
fwhm_image_v
)
(
stat.fwhm;phys.angSize;em.opt.V
)
(
EXTENSION_FWHM_CIRC
)
S/G-V
(n)
[0/1] Source Extractor stellarity index in band V (
class_star_v
)
(
src.class.starGalaxy;em.opt.V
)
(
CLASS_STAR/GALAXY
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Rh-V
arcsec
(n)
[-467473/7762] Half-light radius in band V (
flux_radius_v
)
(
phys.size.radius;em.opt.V
)
(
EXTENSION_RAD
)
Krad-V
(n)
[0/406] Kron radius factor used for MAG_AUTO in band V (
kron_radius_v
)
(
phys.size.radius;em.opt.V
)
(
EXTENSION_RAD
)
Fmax-V
ct
(n)
[-50/1.2e+9] Peak count above background of the brightest object pixel in band V (
flux_max_v
)
(
phot.count;instr.background;em.opt.V
)
(
INST_BACKGROUND
)
PA-V
deg
(n)
[-90/90] Position angle in band V (
theta_image_v
)
(
pos.posAng;em.opt.V
)
(
POS_POS-ANG
)
Ell-V
(n)
[0/1] Ellipticity in band V (
ellipticity_v
)
(
src.ellipticity;em.opt.V
)
(
PHYS_ELLIPTICITY
)
Aimg-V
pix
(n)
[0.49/1746] Length of object semi-major axis in band V (
a_image_v
)
(
phys.angSize.smajAxis;em.opt.V
)
(
PHYS_SIZE_MAJ
)
Bimg-V
pix
(n)
[0.01/493] Length of object semi-minor axis in band V (
b_image_v
)
(
phys.angSize.sminAxis;em.opt.V
)
(
PHYS_SIZE_MIN
)
FWHM-R
arcsec
(n)
[-211/8240] FWHM of the object in band R (
fwhm_image_r
)
(
stat.fwhm;phys.angSize;em.opt.R
)
(
EXTENSION_FWHM_CIRC
)
S/G-R
(n)
Source Extractor stellarity index in band R (
class_star_r
)
(
src.class.starGalaxy;em.opt.R
)
(
CLASS_STAR/GALAXY
)
Rh-R
arcsec
(n)
[-4.2e+7/6084] Half-light radius in band R (
flux_radius_r
)
(
phys.size.radius;em.opt.R
)
(
EXTENSION_RAD
)
Krad-R
(n)
[0/628] Kron radius factor used for MAG_AUTO in band R (
kron_radius_r
)
(
phys.size.radius;em.opt.R
)
(
EXTENSION_RAD
)
Fmax-R
ct
(n)
[-312/1.3e+15] Peak count above background of the brightest object pixel in band R (
flux_max_r
)
(
phot.count;instr.background;em.opt.R
)
(
INST_BACKGROUND
)
PA-R
deg
(n)
[-90/90] Position angle in band R (
theta_image_r
)
(
pos.posAng;em.opt.R
)
(
POS_POS-ANG
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Ell-R
(n)
Ellipticity in band R (
ellipticity_r
)
(
src.ellipticity;em.opt.R
)
(
PHYS_ELLIPTICITY
)
Aimg-R
pix
(n)
[0.3/2212] Length of object semi-major axis in band R (
a_image_r
)
(
phys.angSize.smajAxis;em.opt.R
)
(
PHYS_SIZE_MAJ
)
Bimg-R
pix
(n)
[0.03/1070] Length of object semi-minor axis in band R (
b_image_r
)
(
phys.angSize.sminAxis;em.opt.R
)
(
PHYS_SIZE_MIN
)
FWHM-I
arcsec
(n)
[-720/4658] FWHM of the object in band I (
fwhm_image_i
)
(
stat.fwhm;phys.angSize;em.opt.I
)
(
EXTENSION_FWHM_CIRC
)
S/G-I
(n)
Source Extractor stellarity index in band I (
class_star_i
)
(
src.class.starGalaxy;em.opt.I
)
(
CLASS_STAR/GALAXY
)
Rh-I
arcsec
(n)
Half-light radius in band I (
flux_radius_i
)
(
phys.size.radius;em.opt.I
)
(
EXTENSION_RAD
)
Krad-I
(n)
[0/99.3] Kron radius factor used for MAG_AUTO in band I (
kron_radius_i
)
(
phys.size.radius;em.opt.I
)
(
EXTENSION_RAD
)
Fmax-I
ct
(n)
[-330/6.9e+16] Peak count above background of the brightest object pixel in band I (
flux_max_i
)
(
phot.count;instr.background;em.opt.I
)
(
INST_BACKGROUND
)
PA-I
deg
(n)
[-90/90] Position angle in band I (
theta_image_i
)
(
pos.posAng;em.opt.I
)
(
POS_POS-ANG
)
Ell-I
(n)
Ellipticity in band I (
ellipticity_i
)
(
src.ellipticity;em.opt.I
)
(
PHYS_ELLIPTICITY
)
Aimg-I
pix
(n)
[0.49/1939] Length of object semi-major axis in band I (
a_image_i
)
(
phys.angSize.smajAxis;em.opt.I
)
(
PHYS_SIZE_MAJ
)
Bimg-I
pix
(n)
[0.01/542] Length of object semi-minor axis in band I (
b_image_i
)
(
phys.angSize.sminAxis;em.opt.I
)
(
PHYS_SIZE_MIN
)
Flags-B
(n)
[0/119] Flags raised by Source Extractor in band B (0=clean source) (
flags_b
)
(
meta.code.error;phot.mag;em.opt.B
)
(
CODE_MISC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
Ndith-B
[0/11] Number of all contributing single-epoch exposures in band B (
ndith_b
)
(
meta.number
)
(
NUMBER
)
FlISO-B
[0/8] OR-combined flagged pixel types within the isophotal radius in band B (0=clean source) (
imaflags_iso_b
)
(Note 1)
(
meta.code
)
(
CODE_MISC
)
SsCt30-B
[0/331] Spurious source count within 30" in band B (
sscount_30_b
)
(
phot.count
)
(
PHOT_COUNTS_MISC
)
FlSs-B
(n)
[-1/0] Spurious source flag in band B (
ssflag_b
)
(Note 2)
(
meta.code
)
(
CODE_MISC
)
Edge-B
[0/1] Edge flag, proximity of tile boundaries in band B (
edge_b
)
(
meta.code
)
(
CODE_MISC
)
Flags-V
(n)
[0/117] Flags raised by Source Extractor in band V (0=clean source) (
flags_v
)
(
meta.code.error;phot.mag;em.opt.V
)
(
CODE_MISC
)
Ndith-V
[0/12] Number of all contributing single-epoch exposures in band V (
ndith_v
)
(
meta.number
)
(
NUMBER
)
FlISO-V
[0/8] OR-combined flagged pixel types within the isophotal radius in band V (0=clean source) (
imaflags_iso_v
)
(Note 1)
(
meta.code
)
(
CODE_MISC
)
SsCt30-V
[0/306] Spurious source count within 30" in band V (
sscount_30_v
)
(
phot.count
)
(
PHOT_COUNTS_MISC
)
FlSs-V
(n)
[-1/0] Spurious source flag in band V (
ssflag_v
)
(Note 2)
(
meta.code
)
(
CODE_MISC
)
Edge-V
[0/1] Edge flag, proximity of tile boundaries in band V (
edge_v
)
(
meta.code
)
(
CODE_MISC
)
Flags-R
(n)
[0/119] Flags raised by Source Extractor in band R (0=clean source) (
flags_r
)
(
meta.code.error;phot.mag;em.opt.R
)
(
CODE_MISC
)
Ndith-R
[0/12] Number of all contributing single-epoch exposures in band R (
ndith_r
)
(
meta.number
)
(
NUMBER
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
FlISO-R
[0/8] OR-combined flagged pixel types within the isophotal radius in band R (0=clean source) (
imaflags_iso_r
)
(Note 1)
(
meta.code
)
(
CODE_MISC
)
SsCt30-R
[0/276] Spurious source count within 30" in band R (
sscount_30_r
)
(
phot.count
)
(
PHOT_COUNTS_MISC
)
FlSs-R
(n)
[-1/0] Spurious source flag in band R (
ssflag_r
)
(Note 2)
(
meta.code
)
(
CODE_MISC
)
Edge-R
[0/1] Edge flag, proximity of tile boundaries in band R (
edge_r
)
(
meta.code
)
(
CODE_MISC
)
Flags-I
(n)
[0/119] Flags raised by Source Extractor in band I (0=clean source) (
flags_i
)
(
meta.code.error;phot.mag;em.opt.I
)
(
CODE_MISC
)
Ndith-I
[0/12] Number of all contributing single-epoch exposures in band I (
ndith_i
)
(
meta.number
)
(
NUMBER
)
FlISO-I
[0/8] OR-combined flagged pixel types within the isophotal radius in band I (0=clean source) (
imaflags_iso_i
)
(Note 1)
(
meta.code
)
(
CODE_MISC
)
SsCt30-I
[0/299] Spurious source count within 30" in band I (
sscount_30_i
)
(
phot.count
)
(
PHOT_COUNTS_MISC
)
FlSs-I
(n)
[-1/0] Spurious source flag in band I (
ssflag_i
)
(Note 2)
(
meta.code
)
(
CODE_MISC
)
Edge-I
[0/1] Edge flag, proximity of tile boundaries in band I (
edge_i
)
(
meta.code
)
(
CODE_MISC
)
ALL
cols
(n)
indicates a possible blank or NULL column
(i)
indexed column
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