18074+0227 BAL1951

 
 
18h 07m 26.34s +02 27' 18.9" P.A. 251 sep 3.2 mag 12.40,12.90 dist. 65.7 pc (214.31 l.y.)
 
 
Coord 2000
18074+0227
Discov num
BAL1951
Comp
Coord arcsec 2000
18 07 26.34 +02 27 18.9
Date first
1999
Date last
2015
Obs
3
Pa first
250
Pa last
251
P.A. Now (θ)
251°
Sep first
3.1
Sep last
3.2
Sep. Now (ρ)
3.2"
Mag pri
12.40
Mag sec
12.90
delta mag (ΔM)
0.5
Spectral class
Pri motion ra
+064
Sec motion ra
-035
Pri motion dec
+005
Sec motion dec
-022
Notes
rPM=0.458
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Spectr
G2III
Constellation
Pegasus
SAO
90734
HIP
112158
Tycho2
2736-01823-1
HD
215182
HR
8650
GC
31706
BD
BD+29 4741
Bayer
Eta Pegasi
Bayer name
Eta Peg
Flamsteed
44 Pegasi
Flamsteed name
44 Peg
Distance
65.7
Distance ly
214.31
last precise pa
250.5
last precise sep
3.183
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18074+0227 BAL1951 1999 2 250 3.1 12.40 12.90 180726.34+022718.9
18074+0227 BAL1951 2000 3 252 3.1 12.40 12.90 180726.34+022718.9
18074+0227 BAL1951 2015 3 251 3.2 12.40 12.90 180726.34+022718.9

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