WDS 00013+0742 DU 4 AB (HD 224858) : NOTES
 
 
discov_num notes refcode
DU 4 HJL 325. HJL1986
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
 
 
DISCOVERER
 
 
idgroup discov author
1 BU Burnham, S.W. (BU 1 - 81)
179 DU Duner, N.C.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00013+0742 DU 4 AB 2009 14 264 15.3 9.48 10.64 F8 NVD 000120.06+074205.9
00013+0742 DU 4 AB 2015 17 264 15.2 9.48 10.64 F8 NV 000120.06+074205.9
00013+0742 DU 4 AB 2021 24 264 15.2 9.48 10.64 F8 NT 000120.06+074205.9

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