18537+1353 BPM 880

 
 
18h 53m 42.09s +13 53' 20.1" P.A. 163 sep 115.9 mag 15.70,15.81
 
 
Coord 2000
18537+1353
Discov num
BPM 880
Comp
Coord arcsec 2000
18 53 42.09 +13 53 20.1
Date first
1991
Date last
2010
Obs
4
Pa first
163
Pa last
163
P.A. Now (θ)
163°
Sep first
116.1
Sep last
115.9
Sep. Now (ρ)
115.9"
Mag pri
15.70
Mag sec
15.81
delta mag (ΔM)
0.11
Spectral class
Pri motion ra
-001
Sec motion ra
+001
Pri motion dec
-005
Sec motion dec
-003
Notes
N V (See Notes, Proper motion indicates physical)
rPM=0.555
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
162.7
Precise sep
115.87
Cdsa2 id
BPM 880
Constellation
Hercules
Ra deg
18.895025
De deg
13.888916666666667
last precise pa
162.7
last precise sep
115.87
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18537+1353 BPM 880 1997 2 163 116.3 15.70 15.81 NV 185342.09+135320.1
18537+1353 BPM 880 2001 3 163 116.1 15.70 15.81 NV 185342.09+135320.1
18537+1353 BPM 880 2010 4 163 115.9 15.70 15.81 NV 185342.09+135320.1

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