Coord 2000 | 00227+2434 | Discov num | HJL1003 | Comp | Coord arcsec 2000 | 00 22 42.47 +24 34 08.3 | |||||
Date first | 1891 | Date last | 2019 | Obs | 18 | ||||||
Pa first | 252 | Pa last | 252.1 | P.A. Now (θ) | 252.1° | ||||||
Sep first | 72.8 | Sep last | 74.29 | Sep. Now (ρ) | 74.29" | ||||||
Mag pri | 8.80 | Mag sec | 9.69 | delta mag (ΔM) | 0.89 | Spectral class | M0 (red) | ||||
Pri motion ra | +013 | Sec motion ra | +001 | ||||||||
Pri motion dec | -043 | Sec motion dec | -042 | ||||||||
Notes |
Constellation | Andromeda | Tycho2 | 1731-01147-1 | Gaia DR2 | 2801237769929303680 |
refcode | metd | author | reference |
HJL1981 | - | Halbwachs, J.L. | 1981A&AS...44...47H |
HJL1981 | A&AS 44, 47, 1981 | ||
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) | ||
HJL2012 | orb - | Halbwachs, J.L., Arenou, F., Famaey, B., et al. | . |
HJL2012 | SF2A-2012: Proc. Annual Meeting of the French Society of Astronomy & Astrophysics | ||
HJL2012 | 87, ed. S. Boissier et al. (Paris: Soc. Francaise d'Astron. et d'Astrop.) | ||
HJL2012b | not - | Halbwachs, J.L., Mayor, M., & Udry, S. | 2012MNRAS.422...14H |
HJL2012b | MNRAS 422, 14, 2012 | ||
HJL2016 | Kv j | Halbwachs, J.L., Boffin, H.M.J., Le Bouquin, J.-B., Kiefer, F., Famaey, B., | 2016MNRAS.455.3303H |
HJL2016 | Salomon, J.-B., Arenou, F., Pourbaix, D., Anthonioz, F., Grellmann, R., Guieu, S., | ||
HJL2016 | Sana, H., et al. | ||
HJL2016 | MNRAS 455, 3303, 2016 | ||
HJL2020 | Kv+ j | Halbwachs, J.-L., Kiefer, F., Lebreton, Y., Boffin, H.M.J., Arenou, F., LeBouquin, | 2020MNRAS.496.1355H |
HJL2020 | +orb | J.-B., Famaey, B., Dourbaix, D., Guillout, P., Salomon, J.-B. & Mazeh, T. | |
HJL2020 | MNRAS 496, 1355, 2020 |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
00227+2434 | HJL1003 | 1997 | 2 | 252 | 74.1 | 8.80 | 9.69 | D | 002242.47+243408.3 | ||
00227+2434 | HJL1003 | 2001 | 13 | 252 | 74.2 | 8.80 | 9.69 | M0 | D | 002242.47+243408.3 | |
00227+2434 | HJL1003 | 2010 | 14 | 252 | 74.1 | 8.80 | 9.69 | M0 | 002242.47+243408.3 | ||
00227+2434 | HJL1003 | 2015 | 15 | 252 | 74.2 | 8.80 | 9.69 | M0 | 002242.47+243408.3 | ||
00227+2434 | HJL1003 | 2019 | 18 | 252 | 74.3 | 8.80 | 9.69 | M0 | 002242.47+243408.3 |
Show | date | username | difficulty | separation | pa_estim | interest | notes |
Show | 21/11/08 | daedalus1 | mean difficulty | separated | Seeing Pickering 6, measures: theta 252 deg., rho 75".05 |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
Click on the map to see the double of your interest. Pass over with the mouse cursor to display the catalog designation. |
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A | |
B | pa=250.4° sep=68.23" |
Componente originario normalizzato | AB | Coord arcsec 2000 | 002242.47+243408.3 | Mag | 8.8 | Spectral class | M0 (red) | ||||
PmRA | 13.00 | PmDE | -43.0 | Tycho2 | 1731-01147-1 |
Tycho2 | 1731-01147-1 | Pflag | RAmdeg | 5.67697180 | DEmdeg | 24.56897644 | |||||
PmRA | 12.3 | PmDE | -43.3 | E RAmdeg | 9 | E DEmdeg | 11 | ||||
E pmRA | 0.9 | E pmDE | 0.9 | EpRAm | 1990.30 | EpDEm | 1988.78 | ||||
Num | 12 | Q RAmdeg | 0.8 | Q DEmdeg | 0.8 | Q pmRA | 0.9 | ||||
Q pmDE | 0.8 | BTmag | 10.547 | E BTmag | 0.035 | VTmag | 8.797 | ||||
E VTmag | 0.015 | Prox | 741 | TYC | T | HIP | |||||
CCDM | RAdeg | 5.67694056 | DEdeg | 24.56908028 | EpRA 1990 | 1.73 | |||||
EpDE 1990 | 1.39 | E RAdeg | 9.0 | E DEdeg | 12.2 | Posflg | |||||
Corr | -0.1 |
Componente originario normalizzato | AB | Coord arcsec 2000 | 002237.76+243345.5 | Mag | 9.69 | PmRA | 1.00 | ||||
PmDE | -42.0 | Tycho2 | 1731-00977-1 | Calc delta mag | 0.89 | Calc coord | yes |
Tycho2 | 1731-00977-1 | Pflag | RAmdeg | 5.65539627 | DEmdeg | 24.56270324 | |||||
PmRA | 1.1 | PmDE | -41.8 | E RAmdeg | 13 | E DEmdeg | 17 | ||||
E pmRA | 1.0 | E pmDE | 1.0 | EpRAm | 1988.69 | EpDEm | 1986.07 | ||||
Num | 10 | Q RAmdeg | 1.1 | Q DEmdeg | 0.8 | Q pmRA | 1.0 | ||||
Q pmDE | 0.8 | BTmag | 10.314 | E BTmag | 0.029 | VTmag | 9.687 | ||||
E VTmag | 0.025 | Prox | 741 | TYC | T | HIP | |||||
CCDM | RAdeg | 5.65539333 | DEdeg | 24.56280583 | EpRA 1990 | 1.74 | |||||
EpDE 1990 | 1.40 | E RAdeg | 13.5 | E DEdeg | 18.6 | Posflg | |||||
Corr | -0.1 |