15169-6057 HDO 245 AB (Del Cir)
15h 16m 56.90s -60° 57' 26.1" P.A. 279.00 sep 53.9 mag 5.07,12.87 Sp O7IV dist. 1123.6 pc (3665.18 l.y.)
Coord 2000 |
15169-6057 |
|
Discov num |
HDO 245 |
|
Comp |
AB |
|
Coord arcsec 2000 |
15 16 56.90 -60 57 26.1 |
|
Date first |
1891 |
|
Date last |
2016 |
|
Obs |
7 |
|
Pa first |
270 |
|
Pa last |
278.9 |
|
P.A. Now (θ) |
278.9° |
|
Sep first |
30.0 |
|
Sep last |
53.87 |
|
Sep. Now (ρ) |
53.87" |
|
Mag pri |
5.07 |
|
Mag sec |
12.87 |
|
delta mag (ΔM) |
7.8 |
|
Spectral class |
O7IV (blue) |
|
Pri motion ra |
-002 |
|
Sec motion ra |
+023 |
|
Pri motion dec |
-003 |
|
Sec motion dec |
-008 |
|
Notes |
N
(See Notes) |
|
rPM=1.047
This double is not physical.
15169-6057 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
253084 |
15 16 57 -60 57 26 |
SNA 39 Aab,c |
2012 |
1 |
132 |
0.0 |
5.40 |
7.20 |
1.80 |
|
|
Show |
Del Cir |
253084 |
15 16 57 -60 57 26 |
HDO 245 AB |
2016 |
7 |
279 |
53.9 |
5.07 |
12.87 |
7.80 |
|
<=== |
Quadruple system
2 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Del Cir |
|
Var name |
NSV6998 Cir |
|
Constellation |
Circinus |
|
SAO |
253084 |
|
HIP |
74778 |
|
Tycho2 |
9021-02243-1 |
|
Gaia DR2 |
5875491419647525248 |
|
HD |
135240 |
|
HR |
5664 |
|
GC |
20507 |
|
CD |
CD-60 5539 |
|
CP |
CP-60 5701 |
|
Bayer |
Delta Circini |
|
Bayer name |
Del Cir |
|
Distance |
1123.6 |
|
Distance ly |
3665.18 |
|
Bayer greek |
δ Cir |
|