19172+5145 JKA  41

 
 
19h 17m 12.50s +51 45' 11.3" P.A. 350 sep 53.2 mag 11.20,12.40
 
 
Coord 2000
19172+5145
Discov num
JKA  41
Comp
Coord arcsec 2000
19 17 12.50 +51 45 11.3
Date first
1905
Date last
2015
Obs
4
Pa first
351
Pa last
350
P.A. Now (θ)
350°
Sep first
54.4
Sep last
53.2
Sep. Now (ρ)
53.2"
Mag pri
11.20
Mag sec
12.40
delta mag (ΔM)
1.2
Spectral class
Pri motion ra
-007
Sec motion ra
-006
Pri motion dec
-019
Sec motion dec
-022
Notes
U R (Proper motion indicates non-physical, Red magnitudes)
rPM=0.139 (< 0.3, Physical double)
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
349.9
Precise sep
53.205
Constellation
Cygnus
Tycho2
3554-01451-1
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19172+5145 JKA 41 2003 3 350 53.3 11.20 12.40 U R 191712.50+514511.3
19172+5145 JKA 41 2015 4 350 53.2 11.20 12.40 U R 191712.50+514511.3

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