WDS 01284+0758 S 398 AB (NSV519) : NOTES
| discov_num |
notes |
refcode |
| S 398 |
STTA 19. B is BD+07@214. |
|
|
HJL 19. |
HJL1986 |
|
A hierarchical quadruple. AB is a wide binary with an estimated period |
Tok2020h |
|
of 300k years; the Ba,Bb pair has an estimated period of about 200 |
|
|
years and the close Ba1,2 pair has a spectroscopic orbit of 116d. |
|
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) |
|
| Tok2020h |
not j |
Tokovinin, A. |
2020AJ....160...69T |
| Tok2020h |
|
AJ 160, 69, 2020 |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
S |
South, J. |
| 16 |
YR |
Yale-Rochester (from additional DD list - see HOR) |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 01284+0758 |
S 398 |
AB |
2001 |
35 |
100 |
69.1 |
6.34 |
8.02 |
K1III |
NVD |
012822.92+075740.9 |
| 01284+0758 |
S 398 |
AB |
2010 |
36 |
100 |
68.7 |
6.34 |
8.02 |
K1III |
NVD |
012822.92+075740.9 |
| 01284+0758 |
S 398 |
AB |
2015 |
39 |
100 |
69.0 |
6.34 |
8.02 |
K1III |
NV |
012822.92+075740.9 |
| 01284+0758 |
S 398 |
AB |
2018 |
41 |
100 |
68.9 |
6.34 |
8.02 |
K1III |
NV |
012822.92+075740.9 |
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