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Object IDs in DR1 differ from DR2 and later releases.

DR4: Object 2275855696 (SMSS J172717.44-201921.3)

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Data releaseDR4
RA (deg)261.8227
Dec (deg)-20.3226
Galactic lon. (deg)5.0744
Galactic lat. (deg)8.1187
E(B-V) (SFD98) (mag)0.818
E(B-V) (GNILC) (mag)0.581 ± 0.030
Nearest DR4 source 185151973 (3.0 arcs away)
2nd-nearest DR4 source 185151972 (7.4 arcs away)
3rd-nearest DR4 source 185151969 (8.1 arcs away)
Times observed0
Total bad pixels0
Observing flags16

Magnitudes

Filter u v g r i z
PSF mag. — — — — 16.778 ± -- —
Petrosian mag. — — — — 18.102 ± -- —

2 x 2 arcmin

Image cutouts

See all image cutouts for this object here.
Images shown are the best images available from DR4, as determined by their coverage and approximate photometric zero-point.

Photometry measurements

Filter Image ID Magnitude (APC05) Flags Exp time (s) Image Quality
(1=best to 3)
i 20190720124743 17.735 ± 0.078 16,0 100 2

Gaia DR3 data
Matching radius: 15"

Best match Second match
Distance (arcsec) 2.23 3.11
GAIA source ID 4121255522648257664 4121255526974913536
Bp mag. 18.465 21.168
G mag. 17.818 20.563
Rp mag. 16.723 19.670
Bp/Rp excess 1.554 1.373
Parallax (mas) 0.263 ± 0.250 -0.717 ± 1.730
PM RA (mas/yr) -0.278 ± 0.257 5.724 ± 2.584
PM Dec (mas/yr) -0.713 ± 0.180 -1.153 ± 1.476
A.E.N. (mas) 0.980 ± 15.558 0.0 ± 0.0

UV to IR data
Matching radius: 2"

Filter Magnitude1
FUV -- ± --
NUV -- ± --
u -- ± --
g -- ± --
r -- ± --
i -- ± --
z -- ± --
Y -- ± --
J -- ± --
H -- ± --
K -- ± --
W1 -- ± --
W2 -- ± --
W3 -- ± --
W4 -- ± --
1Magnitude sources
FUV/NUV: AB mag (calibrated) from GALEX
ugriz: AB mag (Kron) from NOAO Source Catalog
YJHK: Vega mag from VISTA (2" aperture) or 2MASS PSC
W1-W4: Vega mag from CatWISE2020 or AllWISE (profile mag). No error value means the stated value is an upper limit.