19420+1807 BPM1337AB

 
 
19h 42m 01.82s +18 06' 44.9" P.A. 318 sep 86.1 mag 13.15,15.60
 
 
Coord 2000
19420+1807
Discov num
BPM1337
Comp
AB
Coord arcsec 2000
19 42 01.82 +18 06 44.9
Date first
1995
Date last
2015
Obs
4
Pa first
318
Pa last
318
P.A. Now (θ)
318°
Sep first
86.2
Sep last
86.1
Sep. Now (ρ)
86.1"
Mag pri
13.15
Mag sec
15.60
delta mag (ΔM)
2.45
Spectral class
Pri motion ra
+004
Sec motion ra
-025
Pri motion dec
-002
Sec motion dec
-016
Notes
N V (See Notes, Proper motion indicates physical)
rPM=1.085
This double is physical.
 
 
19420+1807 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 19420+1807 BPM1337 AB 1995 2015 4 318 86.1 13.15 15.60 2.45 <===
Show 19420+1807 BPM1338 BC 1994 2015 4 79 116.2 15.60 15.70 0.10
Triple system
3 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
318
Precise sep
86.098
Constellation
Sagitta
Tycho2
1606-01520-1
Gaia DR2
94180246528
HD
350312
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19420+1807 BPM1337 AB 1997 2 318 86.1 13.15 15.60 NV 194201.82+180644.9
19420+1807 BPM1337 AB 2001 3 318 86.2 13.15 15.60 NV 194201.82+180644.9
19420+1807 BPM1337 AB 2015 4 318 86.1 13.15 15.60 NV 194201.82+180644.9

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