discov_num | notes | refcode |
FIN 317 | Aa,Ab: FIN 317 is a close subsystem in the 2.9" AB pair HJ 4188. After | |
discovery of Aa,Ab in 1951 at 0.116", Finsen (1951) was unable to | Fin1951b | |
resolve the star again on twelve occasions till 1968, except one other | ||
tentative measure in 1962. Yet the object was resolved by speckle in | Fin1964a | |
1989.94 at 0.144" and in 2006.18 at 0.123". Despite orbital period of | ||
∼50 yr estimated from projected separation, the sub-system was not | ||
detected in 3 runs at SOAR (2009-2012), while the wider pair AB was | ||
measured. This may be yet another case of erratic measures and | ||
non-resolutions. Possibly another "ghost" which isn't a real binary, | Tok2012b | |
but not "X" coded yet. |
refcode | metd | author | reference |
Fin1951b | Ma - | Finsen, W.S. | 1951CiUO..112...94F |
Fin1951b | +J | Union Obs. Johannesburg Circ. 112, 94, 1951 | |
Fin1964a | J j | Finsen, W.S. | 1964ROCi..123...53F |
Fin1964a | Republic Obs. Circ. 123, 53, 1964 | ||
Tok2012b | S j | Tokovinin, A. | 2012AJ....144...56T |
Tok2012b | +orb | AJ 144, 56, 2012 |
idgroup | discov | author |
1 | HJ | Herschel, J.F.W. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
09125-4337 | HJ 4188 | AB | 1992 | 35 | 281 | 2.8 | 5.96 | 6.76 | D | 091230.54-433647.9 | |
09125-4337 | HJ 4188 | AB | 2009 | 37 | 280 | 2.9 | 5.96 | 6.76 | D | 091230.54-433647.9 | |
09125-4337 | HJ 4188 | AB | 2012 | 38 | 281 | 2.9 | 5.96 | 6.76 | D | 091230.54-433647.9 | |
09125-4337 | HJ 4188 | AB | 2013 | 39 | 281 | 2.9 | 5.96 | 6.76 | D | 091230.54-433647.9 | |
09125-4337 | HJ 4188 | AB | 2014 | 40 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N D | 091230.54-433647.9 |
09125-4337 | HJ 4188 | AB | 2015 | 44 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N D | 091230.54-433647.9 |
09125-4337 | HJ 4188 | AB | 2017 | 50 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N | 091230.54-433647.9 |
09125-4337 | HJ 4188 | AB | 2018 | 53 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N | 091230.54-433647.9 |
09125-4337 | HJ 4188 | AB | 2019 | 58 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N | 091230.54-433647.9 |
09125-4337 | HJ 4188 | AB | 2020 | 60 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N | 091230.54-433647.9 |
09125-4337 | HJ 4188 | AB | 2021 | 64 | 281 | 2.9 | 5.96 | 6.76 | B8Vp:Si: | N | 091230.54-433647.9 |