Coord 2000 | 17248-5913 | Discov num | I 385 | Comp | AB,C | Coord arcsec 2000 | 17 24 45.86 -59 12 49.1 | ||||
Date first | 1901 | Date last | 2000 | Obs | 4 | ||||||
Pa first | 211 | Pa last | 209.6 | P.A. Now (θ) | 209.6° | ||||||
Sep first | 17.8 | Sep last | 17.32 | Sep. Now (ρ) | 17.32" | ||||||
Mag pri | 7.22 | Mag sec | 13.00 | delta mag (ΔM) | 5.78 | Spectral class | A0V (white) | ||||
Pri motion ra | -009 | Sec motion ra | -013 | ||||||||
Pri motion dec | -016 | Sec motion dec | -023 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 157081 | 244705 | 17 24 46 -59 12 49 | I 385 AB | 2022 | 37 | 117 | 0.4 | 7.56 | 8.65 | 1.09 | ||
Show | 244705 | 17 24 46 -59 12 49 | I 385 AB,C | 2000 | 4 | 210 | 17.3 | 7.22 | 13.00 | 5.78 | <=== | ||
Show | 244705 | 17 24 46 -59 12 49 | WSI 87 AD | 2022 | 22 | 271 | 0.3 | 7.56 | 8.10 | 0.54 | |||
Show | 244705 | 17 24 46 -59 12 49 | I 385 AE | 2015 | 4 | 109 | 28.1 | 7.56 | 13.00 | 5.44 |
Constellation | Ara | SAO | 244705 | HIP | 85216 | Tycho2 | 8740-01641-1 | ||||
Gaia DR2 | 5915655269363096448 | HD | 157081 | CP | CP-59 6998 | Distance | 317.46 | ||||
Distance ly | 1035.55 |
discov_num | notes | refcode |
WSI 87 | Comparable separations of AB and AD suggest a possibly dynamically | Tok2010b |
unstable configuration, which is very unlikely. Companion D cannot be | ||
a chance projection: it is too bright and would have been spotted | ||
before. |
refcode | metd | author | reference |
Tok2010b | S - | Tokovinin, A. | ................... |
Tok2010b | private communication |
idgroup | discov | author |
1 | I | Innes, R.T.A. |
5 | I | MNRAS 57, 533, 1897 (data also in I__1897b, |
5 | I | I__1897c) |
91 | WSI | Douglass, G.G., Hindsley, R.B., & Worley, C.E. |
100 | WSI | Mason, B.D., Hartkopf, W.I., Holdenried, E.R., Rafferty, T.J., Wycoff, G.L., |
100 | WSI | Hennessy, G.S., Hall, D.M., Urban, S.E., et al. |
103 | WSI | Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Holdenried, E.R., Platais, I., |
103 | WSI | Rafferty, T.J., Hall, D.M., Hennessy, G.S., et al. |
104 | WSI | Mason, B.D., Hartkopf, W.I., Urban, S.E., Wycoff, G.L., Pascu, D., Hall, D.M., |
104 | WSI | Hennessy, G.S., Platais, I., et al. |
105 | WSI | Mason, B.D., Hartkopf, W.I., Wycoff, G.L., Pascu, D., Urban, S.E., Hall, D.M., |
105 | WSI | Hennessy, G.S., Rafferty, T.J., et al. |
132 | WSI | Mason, B.D., Hartkopf, W.I., Bredthauer, G., Ferguson, E.W., Finch, C.T., Kilian, |
132 | WSI | C.M., Rafferty, T.J., Ragan, T.J. & Wieder, G.D. |
142 | WSI | Mason, B.D., Williams, S.J., Matson, R.A., Josties, J.D., Eakens, P.D., Justice, |
142 | WSI | M., Kilian, C.M. & Warner, R. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
17248-5913 | I 385 | AB,C | 2000 | 3 | 210 | 17.3 | 8.00 | 13.00 | A0V | N D | 172445.86-591249.1 |
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 | C | D | |
B | pa=135.1° sep=0.26" | |||
C | pa=196.2° sep=15.68" | pa=197.1° sep=15.56" | ||
D | pa=271.6° sep=0.15" | pa=299.8° sep=0.38" | pa=15.7° sep=15.65" | |
E | pa=124.1° sep=16.38" | pa=123.9° sep=16.13" | pa=71.9° sep=18.89" | pa=123.8° sep=16.51" |
Name | HD 157081 | Coord arcsec 2000 | 172445.86-591249.1 | Mag | 7.56 | Spectral class | A0V (white) | ||||
PmRA | -9.00 | PmDE | -12.0 | SAO | 244705 | HIP | 85216 | ||||
Tycho2 | 8740-01641-1 | HD | 157081 | CP | CP-59 6998 |
Tycho2 | 8740-01641-1 | Pflag | RAmdeg | 261.19111439 | DEmdeg | -59.21367622 | |||||
PmRA | -8.5 | PmDE | -11.7 | E RAmdeg | 4 | E DEmdeg | 4 | ||||
E pmRA | 1.5 | E pmDE | 1.5 | EpRAm | 1991.58 | EpDEm | 1991.54 | ||||
Num | 9 | Q RAmdeg | 1.0 | Q DEmdeg | 1.0 | Q pmRA | 1.1 | ||||
Q pmDE | 1.0 | BTmag | 7.312 | E BTmag | 0.015 | VTmag | 7.257 | ||||
E VTmag | 0.010 | Prox | 999 | TYC | T | HIP | 85216 | ||||
CCDM | AB | RAdeg | 261.19115194 | DEdeg | -59.21364944 | EpRA 1990 | 1.84 | ||||
EpDE 1990 | 1.81 | E RAdeg | 3.9 | E DEdeg | 4.4 | Posflg | P | ||||
Corr | 0.2 |
SAO | 244705 | DelFlag | RA1950 | PmRA1950 | -0.0031 | ||||||
DE1950 | PmDE1950 | -0.009 | Vmag | 7.3 | SpType | A0 | |||||
Double code | Source | 43 | CatNum | 5563 | DM | CP-59 6998 | |||||
DMcomp | BDsup | HD | 157081 | M HD | 0 | ||||||
GC | RA1950rad | 4.53942717 | DE1950rad | -1.03267813 | PmRA2000 | -0.0039 | |||||
PmDE2000 | -0.01 |
Catalog | H | HIP | 85216 | Proxy | H | RAhms | 17 24 45.86 | ||||
DEdms | -59 12 49.1 | Vmag | 7.22 | VarFlag | R Vmag | H | |||||
RAdeg | 261.191 | DEdeg | -59.2136 | AstroRef | A | Plx | 4.74 | ||||
CCDM | 17248-5913 | N CCDM | I | Nsys | 1 | Ncomp | 2 | ||||
MultFlag | C | Source | Qual | A | M HIP | AB | |||||
Theta | 118 | Rho | 0.452 | HD | 157081 | BD | |||||
CD | CP | CP-59 6998 | Dm number | -59 6998 | VIred | 0.03 | |||||
SpType | A0V | R SpType | Coord arcsec 2000 | 172445.86-591249.1 |
HIP | 85216 | Sn | 15 | So | 3 | Nc | 2 | ||||
RArad | 4.5586444841 | DErad | -1.033472824 | Plx | 3.15 | PmRA | -8.67 | ||||
PmDE | -14.5 | E RArad | 0.88 | E DErad | 0.72 | E Plx | 0.96 | ||||
E pmRA | 1.07 | E pmDE | 0.79 | Hpmag | 7.242 | E Hpmag | 0.0013 | ||||
SHp | 0.011 | VA | 0 | BV | 0.04 | E BV | 0.008 | ||||
VI | 0.06 |
Ccdm | 17248-5913 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -2.23 | DDEs | 11.3 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 3 | Vmag | 8.0 | Sp | A0 | PmNote | * | ||||
PmRA | -24 | PmDE | -9 | Dm number | -59 6998 | Cat1 | CPD | ||||
Name2 | 244705 | Cat2 | SAO | HD | 157081 | M HD | |||||
ADS BDS | M ADS BDS | N IDS | IDS | 17160S5907A | |||||||
HIC | 85216 |
Coord arcsec 2000 | 172445.88-591249.3 | Mag | 8.65 | PmRA | -9.00 | PmDE | -12.0 | ||||
Calc delta mag | 1.09 | Calc coord | yes |
Ccdm | 17248-5913 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | I 385 | DRAs | DDEs | |||||||
R dRAs | Year | 1942 | Theta | 149 | Rho | 0.4 | |||||
Obs | 6 | Vmag | 8.5 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 17160S5907B | |||||||
HIC | 85216 |
Coord arcsec 2000 | 172445.29-591304.2 | Mag | 13 | PmRA | -13.00 | PmDE | -23.0 | ||||
Calc delta mag | 5.44 | Calc coord | yes |
Ccdm | 17248-5913 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | I 385 | DRAs | DDEs | |||||||
R dRAs | Year | 1901 | Theta | 211 | Rho | 17.8 | |||||
Obs | 1 | Vmag | 13.0 | Sp | PmNote | ||||||
PmRA | PmDE | Dm number | Cat1 | ||||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | M ADS BDS | N IDS | IDS | 17160S5907C | |||||||
HIC |
Coord arcsec 2000 | 172445.84-591249.1 | Mag | 8.1 | Calc delta mag | 0.54 | Calc coord | yes |
Coord arcsec 2000 | 172447.63-591258.3 | Mag | 13 | PmRA | 7.00 | PmDE | -15.0 | ||||
Calc delta mag | 5.44 | Calc coord | yes |