18537+4550 DEA 437

 
 
18h 53m 45.50s +45 50' 18.8" P.A. 77 sep 25.6 mag 12.90,17.80
 
 
Coord 2000
18537+4550
Discov num
DEA 437
Comp
Coord arcsec 2000
18 53 45.50 +45 50 18.8
Date first
1998
Date last
2013
Obs
3
Pa first
73
Pa last
77
P.A. Now (θ)
77°
Sep first
25.9
Sep last
25.6
Sep. Now (ρ)
25.6"
Mag pri
12.90
Mag sec
17.80
delta mag (ΔM)
4.9
Spectral class
Pri motion ra
+037
Sec motion ra
+040
Pri motion dec
-096
Sec motion dec
-087
Notes
V (Proper motion indicates physical)
rPM=0.092 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
77
Precise sep
25.632
Cdsa2 id
DEA 437
Constellation
Lyra
Ra deg
18.895972222222223
De deg
45.83855555555556
last precise pa
77
last precise sep
25.632
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18537+4550 DEA 437 2013 1 77 25.6 12.90 17.80 V 185345.50+455018.8

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