22092+3310 BU 1511 AB (Pi1 Peg)
22h 09m 13.68s +33° 10' 21.0" P.A. 337.00 sep 29.7 mag 5.58,11.90 Sp G8III dist. 88.5 pc (288.69 l.y.)
| Coord 2000 |
22092+3310 |
|
Discov num |
BU 1511 |
|
Comp |
AB |
|
Coord arcsec 2000 |
22 09 13.68 +33 10 21.0 |
|
| Date first |
1877 |
|
Date last |
2015 |
|
Obs |
8 |
|
| Pa first |
314 |
|
Pa last |
336.8 |
|
P.A. Now (θ) |
336.8° |
|
| Sep first |
27.4 |
|
Sep last |
29.716 |
|
Sep. Now (ρ) |
29.716" |
|
| Mag pri |
5.58 |
|
Mag sec |
11.90 |
|
delta mag (ΔM) |
6.32 |
|
Spectral class |
G8III (yellow) |
|
| Pri motion ra |
-061 |
|
Sec motion ra |
+005 |
|
| Pri motion dec |
-067 |
|
Sec motion dec |
+006 |
|
| Notes |
N
L
(See Notes, Linear solution) |
|
rPM=1.086
This double is not physical.
22092+3310 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
Pi1 Peg |
72064 |
22 09 14 +33 10 21 |
BU 1511 AB |
2015 |
8 |
337 |
29.7 |
5.58 |
11.90 |
6.32 |
|
<=== |
| Show |
|
72064 |
22 09 14 +33 10 21 |
BU 1511 AC |
2015 |
13 |
267 |
65.0 |
5.69 |
11.20 |
5.51 |
|
|
| Show |
|
72064 |
22 09 14 +33 10 21 |
BU 1511 AD |
2015 |
10 |
87 |
196.4 |
5.69 |
11.89 |
6.20 |
|
|
| Show |
|
|
22 09 29 +33 10 31 |
BU 1511 DE |
2015 |
7 |
298 |
117.0 |
11.89 |
13.30 |
1.41 |
|
|
Quintuple system
5 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Name |
Pi1 Peg |
|
Constellation |
Pegasus |
|
SAO |
72064 |
|
HIP |
109352 |
|
| Tycho2 |
2724-02355-1 |
|
Gaia DR2 |
1899240933502898944 |
|
HD |
210354 |
|
HR |
8449 |
|
| GC |
30995 |
|
ADS |
15672 |
|
BD |
BD+32 4349 |
|
Bayer |
Pi 1 Pegasi |
|
| Bayer name |
Pi1 Peg |
|
Flamsteed |
27 Pegasi |
|
Flamsteed name |
27 Peg |
|
FK5 |
833 |
|
| Distance |
88.5 |
|
Distance ly |
288.69 |
|
Bayer greek |
π1 Peg |
|
