18412+2505 SLE 501

 
 
18h 41m 11.13s +25 04' 41.9" P.A. 314 sep 19.4 mag 11.49,12.60
 
 
Coord 2000
18412+2505
Discov num
SLE 501
Comp
Coord arcsec 2000
18 41 11.13 +25 04 41.9
Date first
1982
Date last
2010
Obs
4
Pa first
309
Pa last
314
P.A. Now (θ)
314°
Sep first
19.8
Sep last
19.4
Sep. Now (ρ)
19.4"
Mag pri
11.49
Mag sec
12.60
delta mag (ΔM)
1.11
Spectral class
Pri motion ra
-033
Sec motion ra
-011
Pri motion dec
-016
Sec motion dec
-006
Notes
rPM=0.659
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
313.6
Precise sep
19.38
Constellation
Hercules
Tycho2
2111-00526-1
HD
336746
last precise pa
313.6
last precise sep
19.38
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18412+2505 SLE 501 2000 2 313 19.6 11.49 12.60 D 184111.13+250441.9
18412+2505 SLE 501 2002 3 313 19.5 11.49 12.60 D 184111.13+250441.9
18412+2505 SLE 501 2010 4 314 19.4 11.49 12.60 184111.13+250441.9

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