22520+4319 BU 451 AB (15 Lac)
22h 52m 01.95s +43° 18' 44.5" P.A. 159.00 sep 23.6 mag 4.94,11.90 Sp M1III dist. 99.7 pc (325.22 l.y.)
| Coord 2000 |
22520+4319 |
|
Discov num |
BU 451 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 52 01.95 +43 18 44.5 |
|
| Date first |
1888 |
|
Date last |
2014 |
|
Obs |
16 |
|
| Pa first |
129 |
|
Pa last |
159.2 |
|
P.A. Now (θ) |
159.2° |
|
| Sep first |
29.6 |
|
Sep last |
23.614 |
|
Sep. Now (ρ) |
23.614" |
|
| Mag pri |
4.94 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
6.96 |
|
Spectral class |
M1III (red) |
|
| Pri motion ra |
+109 |
|
Sec motion ra |
+007 |
|
| Pri motion dec |
+021 |
|
Sec motion dec |
-014 |
|
| Notes |
N
L
(See Notes, Linear solution) |
|
rPM=0.971
This double is not physical.
22520+4319 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
15 Lac |
52436 |
22 52 02 +43 18 44 |
BU 451 AB |
2014 |
16 |
159 |
23.6 |
4.94 |
11.90 |
6.96 |
|
<=== |
| Show |
|
52436 |
22 52 02 +43 18 44 |
BU 451 AC |
2014 |
9 |
305 |
106.4 |
5.13 |
12.57 |
7.44 |
|
|
| Show |
|
52436 |
22 52 02 +43 18 44 |
BU 451 AD |
2014 |
8 |
230 |
140.9 |
5.13 |
13.59 |
8.46 |
|
|
| Show |
|
52436 |
22 52 02 +43 18 44 |
FOX 270 AE |
2014 |
7 |
347 |
58.7 |
4.94 |
12.50 |
7.56 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
15 Lac |
|
Constellation |
Lacerta |
|
SAO |
52436 |
|
HIP |
112917 |
|
| Tycho2 |
3227-03865-1 |
|
Gaia DR2 |
1934658092817644928 |
|
HD |
216397 |
|
HR |
8699 |
|
| GC |
31896 |
|
ADS |
16325 |
|
BD |
BD+42 4521 |
|
Flamsteed |
15 Lacertae |
|
| Flamsteed name |
15 Lac |
|
Distance |
99.7 |
|
Distance ly |
325.22 |
|
