20054+1530 BU   57 (V1472 Aql)

 
 
20h 05m 26.53s +15 30' 01.3" P.A. 120 sep 2.6 mag 6.60,11.00 Sp M2.5III dist. 126.26 pc (411.86 l.y.)
 
 
Coord 2000
20054+1530
Discov num
BU   57
Comp
Coord arcsec 2000
20 05 26.53 +15 30 01.3
Date first
1872
Date last
2008
Obs
25
Pa first
140
Pa last
120
P.A. Now (θ)
120°
Sep first
2.0
Sep last
2.6
Sep. Now (ρ)
2.6"
Mag pri
6.60
Mag sec
11.00
delta mag (ΔM)
4.4
Spectral class
M2.5III (red)
Pri motion ra
+038
Sec motion ra
Pri motion dec
+021
Sec motion dec
Notes
N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
119.6
Precise sep
2.63
Var name
V1472 Aql
Constellation
Aquila
SAO
105663
HIP
98954
Tycho2
1617-02050-1
Gaia DR2
78714273152
HD
190658
HR
7680
BD
BD+15 4040
Distance
126.26
Distance ly
411.86
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20054+1530 BU 57 1971 23 120 2.7 6.60 11.00 M2.5III N 200526.53+153001.3
20054+1530 BU 57 2008 25 120 2.6 6.60 11.00 M2.5III N 200526.53+153001.3

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