18184+3031 UC 3550

 
 
18h 18m 24.26s +30 31' 18.7" P.A. 136 sep 18.8 mag 14.80,15.10
 
 
Coord 2000
18184+3031
Discov num
UC 3550
Comp
Coord arcsec 2000
18 18 24.26 +30 31 18.7
Date first
1998
Date last
2015
Obs
4
Pa first
136
Pa last
136
P.A. Now (θ)
136°
Sep first
18.9
Sep last
18.8
Sep. Now (ρ)
18.8"
Mag pri
14.80
Mag sec
15.10
delta mag (ΔM)
0.3
Spectral class
Pri motion ra
-035
Sec motion ra
-058
Pri motion dec
-037
Sec motion dec
-014
Notes
V R (Proper motion indicates physical, Red magnitudes)
rPM=0.545
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
136.1
Precise sep
18.785
Constellation
Lyra
Tycho2
2623-02193-1
last precise pa
136.1
last precise sep
18.785
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18184+3031 UC 3550 2000 2 136 18.9 14.80 15.10 V 181824.26+303118.7
18184+3031 UC 3550 2002 2 136 18.8 14.80 15.10 V 181824.26+303118.7
18184+3031 UC 3550 2010 3 136 18.9 14.80 15.10 V R 181824.26+303118.7
18184+3031 UC 3550 2015 4 136 18.8 14.80 15.10 V R 181824.26+303118.7

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