18404+4028 SLE  92

 
 
18h 40m 26.46s +40 27' 42.0" P.A. 98 sep 15.6 mag 9.11,11.30 Sp K2
 
 
Coord 2000
18404+4028
Discov num
SLE  92
Comp
Coord arcsec 2000
18 40 26.46 +40 27 42.0
Date first
1999
Date last
2013
Obs
7
Pa first
99
Pa last
98
P.A. Now (θ)
98°
Sep first
15.9
Sep last
15.6
Sep. Now (ρ)
15.6"
Mag pri
9.11
Mag sec
11.30
delta mag (ΔM)
2.19
Spectral class
K2 (yellow-orange)
Pri motion ra
-006
Sec motion ra
+004
Pri motion dec
-003
Sec motion dec
-008
Notes
rPM=1.25
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
98.4
Precise sep
15.6
Cdsa2 id
SLE 92
Constellation
Lyra
SAO
47689
Tycho2
3122-01239-1
Ra deg
18.674016666666667
De deg
40.461666666666666
last precise pa
98.4
last precise sep
15.6
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18404+4028 SLE 92 2006 5 99 15.8 9.11 11.30 K2 D 184026.46+402742.0
18404+4028 SLE 92 2013 6 98 15.6 9.11 11.30 K2 184026.46+402742.0

If you need more information about this double, apply for a data request form to the WDS.