Coord 2000 | 03271+1845 | Discov num | CHR 10 | Comp | AB | Coord arcsec 2000 | 03 27 03.20 +18 45 23.6 | ||||
Date first | 1985 | Date last | 2021 | Obs | 10 | ||||||
Pa first | 110 | Pa last | 160.6 | P.A. Now (θ) | 184.5° | ||||||
Sep first | 0.1 | Sep last | 0.044 | Sep. Now (ρ) | 0.059" | ||||||
Mag pri | 6.60 | Mag sec | delta mag (ΔM) | Spectral class | A3V (white) | ||||||
Pri motion ra | +043 | Sec motion ra | |||||||||
Pri motion dec | -006 | Sec motion dec | |||||||||
Notes | N O (See Notes, Orbital solution) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | 93436 | 03 27 03 +18 45 24 | CHR 10 AB | 2021 | 10 | 161 | 0.0 | 6.60 | Y | <=== | |||
Show | HD 21335 | 93436 | 03 27 03 +18 45 24 | RBR 35 AC | 2018 | 2 | 80 | 0.9 | 6.60 | 12.00 | 5.40 |
Constellation | Taurus | SAO | 93436 | HIP | 16077 | Tycho2 | 1241-00799-1 | ||||
Gaia DR2 | 57495631977753344 | HD | 21335 | HR | 1036 | GC | 4103 | ||||
BD | BD+18 484 | FK5 | 2242 | Distance | 122.25 | Distance ly | 398.78 |
Period (P) | 16.88y | ± 0.1 | Periastron (T) | 1994.4y | ± 3.3 | Semi-major axis (a) | 0.0787a | ± 0.0066 |
Eccentricity (e) | 0.04 | ± 0.032 | Inclination (i) | 42.8° | ± 6.9 | Longitude of periastron (ω) | 206.7° | ± 6.1 |
Node (Ω) | 91.2° | ± 5.6 | Notes | n | Reference | Tok2020e | ||
Equinox | Last observation | Grade | 3 | (1=Definitive, 9=Indet.) |
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Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st. |
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Measures: green=micrometric, blue=interferometric, purple=photographic |
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discov_num | notes | refcode |
CHR 10 | Resolution of an occultation binary. |
refcode | metd | author | reference |
Tok2020e | St j | Tokovinin, A., Mason, B.D., Mendez, R.A., Costa, E. & Horch, E.P. | 2020AJ....160....7T |
Tok2020e | +orb | AJ 160, 7, 2020 |
idgroup | discov | author |
1 | CHR | Center for High Ang. Res. Astronomy (speckle interferometry systems) |
3 | RBR | Roberts, L.C., Jr. & Neyman, C.R. |
4 | RBR | Roberts, L.C., Jr., Turner, N.H., Bradford, L.W., ten Brummelaar, T., Oppenheimer, |
4 | RBR | B., Kuhn, J., Whitman, K., Perrin, M., et al. |
9 | RBR | Roberts, L.C., Jr., Gies, D.R., Parks, J.R., Grundstrom, E.D., McSwain, M., |
9 | RBR | Berger, D., Mason, B., ten Brummelaar, T. & Turner, N. |
16 | RBR | Roberts, L.C., Jr., Turner, N.H., ten Brummelaar, T.A., Mason, B.D., & |
16 | RBR | AJ 142, 175, 2011 |
16 | RBR | Roberts, L.C., Jr., Rice, E.L., Beichman, C.A., Brenner, D., Burruss, R., |
16 | RBR | Crepp, J.R., Dekany, R.G., Hillenbrand, L.A., Hinkley, S., Ligon, E.R., |
16 | RBR | Lockhart, T.G., King, D., et al. |
17 | RBR | Roberts, L.C., Jr., Bouchez, A.H., Roberts, J.E., Burruss, R., Crepp, J.R., Mawet, |
17 | RBR | D., Ohara, C.M., Cromer, J.L., Dekany, R.G., Troy, M., Velur, V. & Li, J. |
18 | RBR | Roberts, L.C., Jr., Tokovinin, A., Mason, B.D., Riddle, R.L., Hartkopf, W.I., |
18 | RBR | Law, N.M., & Baranec, Ch. |
19 | RBR | Roberts, L.C., Jr., Mason, B.D., Neyman, C.R., Wu, Y., Riddle, R.L., Shelton, J., |
19 | RBR | Angione, J., Baranec, Ch., Bouchez, A., Bui, K., Burruss, R., Burse, M., et al. |
20 | RBR | Roberts, L.C., Jr., Oppenheimer, R., Crepp, J.R., Baranec, Ch., Beichman, C.A., |
20 | RBR | Brenner, D., Burruss, R., Cady, E., Luszcz-Cook, S., Dekany, R., |
20 | RBR | Hillenbrand, L.A., Hinkley, S., et al. |
23 | RBR | Roberts, L.C., Jr., Mason, B.D., Aguilar, J., Carson, J., Crepp, J., Beichman, C., |
23 | RBR | Brenner, D., Burruss, R., Cady, E., Luszcz-Cook, S., Dekany, R., Hillenbrand, L., |
23 | RBR | et al. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
03271+1845 | CHR 10 | AB | 1991 | 4 | 250 | 0.1 | 6.60 | A3V | NO | 032703.20+184523.6 | |
03271+1845 | CHR 10 | AB | 2018 | 7 | 94 | 0.1 | 6.60 | A3V | NO | 032703.20+184523.6 | |
03271+1845 | CHR 10 | AB | 2019 | 8 | 114 | 0.1 | 6.60 | A3V | NO | 032703.20+184523.6 | |
03271+1845 | CHR 10 | AB | 2020 | 9 | 134 | 0.1 | 6.60 | A3V | NO | 032703.20+184523.6 | |
03271+1845 | CHR 10 | AB | 2021 | 10 | 161 | 0.0 | 6.60 | A3V | NO | 032703.20+184523.6 |
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 | |
B | pa=161.6° sep=0.04" | |
C | pa=79.5° sep=0.87" | pa=76.6° sep=0.86" |
Coord arcsec 2000 | 032703.20+184523.6 | Mag | 6.6 | Spectral class | A3V (white) | PmRA | 43.00 | ||||
PmDE | -6.0 | SAO | 93436 | HIP | 16077 | Tycho2 | 1241-00799-1 | ||||
HD | 21335 | HR | 1036 | GC | 4103 | BD | BD+18 484 | ||||
FK5 | 2242 |
Tycho2 | 1241-00799-1 | Pflag | RAmdeg | 51.76342046 | DEmdeg | 18.75654728 | |||||
PmRA | 39.5 | PmDE | -0.5 | E RAmdeg | 5 | E DEmdeg | 5 | ||||
E pmRA | 0.7 | E pmDE | 0.7 | EpRAm | 1990.72 | EpDEm | 1990.77 | ||||
Num | 27 | Q RAmdeg | 0.8 | Q DEmdeg | 1.0 | Q pmRA | 0.7 | ||||
Q pmDE | 1.0 | BTmag | 6.753 | E BTmag | 0.015 | VTmag | 6.558 | ||||
E VTmag | 0.011 | Prox | 999 | TYC | T | HIP | 16077 | ||||
CCDM | RAdeg | 51.76332361 | DEdeg | 18.75654861 | EpRA 1990 | 1.64 | |||||
EpDE 1990 | 1.58 | E RAdeg | 4.5 | E DEdeg | 4.9 | Posflg | |||||
Corr | -0.3 |
SAO | 93436 | DelFlag | RA1950 | PmRA1950 | 0.0033 | ||||||
DE1950 | PmDE1950 | 0.004 | Vmag | 6.5 | SpType | A2 | |||||
Double code | Source | 70 | CatNum | 4103 | DM | BD+18 484 | |||||
DMcomp | BDsup | HD | 21335 | M HD | 0 | ||||||
GC | 4103 | RA1950rad | 0.89096811 | DE1950rad | 0.32433429 | PmRA2000 | 0.0033 | ||||
PmDE2000 | 0.002 |
Catalog | H | HIP | 16077 | Proxy | RAhms | 03 27 03.20 | |||||
DEdms | +18 45 23.6 | Vmag | 6.54 | VarFlag | R Vmag | H | |||||
RAdeg | 51.7633 | DEdeg | 18.7565 | AstroRef | Plx | 7.78 | |||||
CCDM | N CCDM | Nsys | Ncomp | 1 | |||||||
MultFlag | Source | Qual | M HIP | ||||||||
Theta | Rho | HD | 21335 | BD | BD+18 484 | ||||||
CD | CP | Dm number | +18 484 | VIred | 0.17 | ||||||
SpType | A3V | R SpType | Coord arcsec 2000 | 032703.20+184523.6 |
HIP | 16077 | Sn | 5 | So | 0 | Nc | 1 | ||||
RArad | 0.9034403719 | DErad | 0.3273635249 | Plx | 8.18 | PmRA | 36.62 | ||||
PmDE | 2.9 | E RArad | 0.45 | E DErad | 0.36 | E Plx | 0.54 | ||||
E pmRA | 0.61 | E pmDE | 0.62 | Hpmag | 6.6005 | E Hpmag | 0.001 | ||||
SHp | 0.007 | VA | 0 | BV | 0.188 | E BV | 0.01 | ||||
VI | 0.21 |
Ccdm | 03271+1845 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -2.78 | DDEs | 23.5 | ||||||
R dRAs | 81 | Year | Theta | Rho | |||||||
Obs | 2 | Vmag | 6.6 | Sp | A3 | PmNote | @ | ||||
PmRA | 43 | PmDE | -6 | Dm number | +18 484 | Cat1 | BD | ||||
Name2 | +18 265 | Cat2 | AGK2/3 | HD | 21335 | M HD | |||||
ADS BDS | M ADS BDS | N | N IDS | W | IDS | 03271+1845A | |||||
HIC | 16077 |
Coord arcsec 2000 | 032703.20+184523.6 | Calc delta mag | 6.6 | Calc coord | yes |
Ccdm | 03271+1845 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | CHR 10 | DRAs | DDEs | |||||||
R dRAs | Year | 1985 | Theta | 109 | Rho | 0.1 | |||||
Obs | 2 | Vmag | Sp | PmNote | |||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | W | IDS | 03271+1845B | ||||||
HIC | 16077 |
Coord arcsec 2000 | 032703.26+184523.8 | Mag | 12 | Calc delta mag | 5.4 | Calc coord | yes |