09257+3837 ES  298AB

 
 
09h 25m 39.76s +38 36' 55.4" P.A. 318 sep 8.6 mag 9.99,12.40 Sp K2
 
 
Coord 2000
09257+3837
Discov num
ES  298
Comp
AB
Coord arcsec 2000
09 25 39.76 +38 36 55.4
Date first
1893
Date last
2014
Obs
17
Pa first
313
Pa last
318
P.A. Now (θ)
318°
Sep first
7.6
Sep last
8.6
Sep. Now (ρ)
8.6"
Mag pri
9.99
Mag sec
12.40
delta mag (ΔM)
2.41
Spectral class
K2 (yellow-orange)
Pri motion ra
+004
Sec motion ra
-022
Pri motion dec
-012
Sec motion dec
+009
Notes
N U (See Notes, Proper motion indicates non-physical)
rPM=1.406
This double is not physical.
 
 
09257+3837 SYSTEM COMPONENTS
 
 
Show name SAO coord_2000 discov# comp first last obs pa sep mag1 mag2 d_mag orb current
Show 61476 09257+3837 ES 298 AB 1893 2014 17 318 8.6 9.99 12.40 2.41 <===
Show 61476 09257+3837 ES 298 AC 1893 2014 16 320 92.6 9.99 11.09 1.10
Show 61476 09257+3837 ES 298 AD 1970 2001 8 319 90.4 9.99 12.10 2.11
Show 61476 09257+3837 ES 298 BC 1970 2001 9 320 84.8 12.40 11.09 1.31
Show 61476 09257+3837 ES 298 BD 1981 2001 5 319 82.0 12.40 12.10 0.30
Show 09257+3837 ES 298 CD 1906 2015 14 176 4.2 11.09 12.10 1.01
Quadruple system
4 visible stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Precise pa
318.3
Precise sep
8.58
Cdsa2 id
ES 298 AB
Constellation
Leo Minor
SAO
61476
Tycho2
2991-01442-1
Ra deg
9.42771111111111
De deg
38.61538888888889
last precise pa
318.3
last precise sep
8.58
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
09257+3837 ES 298 AB 1998 8 318 8.4 9.99 12.40 K2 D 092539.76+383655.4
09257+3837 ES 298 AB 2002 9 317 8.4 9.99 12.40 K2 D 092539.76+383655.4
09257+3837 ES 298 AB 2014 11 318 8.6 9.99 12.40 K2 NU 092539.76+383655.4

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