17530-2803 RST 1997 BC
17h 52m 58.91s -28° 03' 42.8" P.A. 177.00 sep 0.3 mag 11.80,11.80
Coord 2000 |
17530-2803 |
|
Discov num |
RST1997 |
|
Comp |
BC |
|
Coord arcsec 2000 |
17 52 58.91 -28 03 42.8 |
|
Date first |
1935 |
|
Date last |
1951 |
|
Obs |
3 |
|
Pa first |
166 |
|
Pa last |
176.6 |
|
P.A. Now (θ) |
176.6° |
|
Sep first |
0.3 |
|
Sep last |
0.25 |
|
Sep. Now (ρ) |
0.25" |
|
Mag pri |
11.80 |
|
Mag sec |
11.80 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
|
|
Pri motion ra |
+015 |
|
Sec motion ra |
|
|
Pri motion dec |
-019 |
|
Sec motion dec |
|
|
Notes |
|
|
Nature of this double is uncertain.
17530-2803 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
HD 316493 |
|
17 52 59 -28 03 39 |
RST 1997 A,BC |
1999 |
3 |
203 |
2.8 |
11.33 |
11.40 |
0.07 |
|
|
Show |
|
|
17 52 59 -28 03 43 |
RST 1997 BC |
1951 |
3 |
177 |
0.3 |
11.80 |
11.80 |
0.00 |
|
<=== |
Triple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Sagittarius |
|
Gaia DR2 |
4063450146278292352 |
|