Coord 2000 | 18106-1645 | Discov num | ABH 94 | Comp | AF | Coord arcsec 2000 | 18 10 33.56 -16 44 57.4 | ||||
Date first | 1987 | Date last | 2015 | Obs | 5 | ||||||
Pa first | 49 | Pa last | 48.7 | P.A. Now (θ) | 48.7° | ||||||
Sep first | 99.4 | Sep last | 99.152 | Sep. Now (ρ) | 99.152" | ||||||
Mag pri | 8.27 | Mag sec | 13.07 | delta mag (ΔM) | 4.8 | Spectral class | B1III (blue-white) | ||||
Pri motion ra | +003 | Sec motion ra | -009 | ||||||||
Pri motion dec | +000 | Sec motion dec | +015 | ||||||||
Notes | N (See Notes) |
Show | name | SAO | coord | wds_name | last | obs | pa | sep | mag1 | mag2 | d_mag | orb | current |
Show | HD 166286 | 161139 | 18 10 34 -16 44 57 | S 700 AB | 2018 | 21 | 291 | 18.8 | 8.27 | 9.73 | 1.46 | ||
Show | 161139 | 18 10 34 -16 44 57 | S 700 AC | 2018 | 27 | 353 | 28.6 | 8.27 | 8.59 | 0.32 | |||
Show | 161139 | 18 10 34 -16 44 57 | ABH 94 AD | 2015 | 5 | 348 | 47.7 | 8.27 | 14.20 | 5.93 | |||
Show | 161139 | 18 10 34 -16 44 57 | ABH 94 AE | 2015 | 5 | 65 | 58.0 | 8.27 | 13.48 | 5.21 | |||
Show | 161139 | 18 10 34 -16 44 57 | ABH 94 AF | 2015 | 5 | 49 | 99.2 | 8.27 | 13.07 | 4.80 | <=== | ||
Show | 161139 | 18 10 34 -16 44 57 | S 700 AG | 2015 | 7 | 297 | 35.6 | 8.27 | 11.30 | 3.03 |
Constellation | Sagittarius | SAO | 161139 | Tycho2 | 6264-01001-1 | Gaia DR2 | 4145581465816350464 | ||||
HD | 166286 |
discov_num | notes | refcode |
S 700 | A 4th star "nearly south". | |
Primary is eclipsing binary of Algol-type, ecc, period 7.8075 d. | Zas2012 |
refcode | metd | author | reference |
Zas2012 | - | Zasche, P. | ................... |
Zas2012 | private communication, 2012 |
idgroup | discov | author |
1 | ABH | Abt, H.A. |
29 | S | South, J. |
coord_2000 | discov_num | comp | epoch | obs | pa | sep | mag_pri | mag_sec | spectr | notes | coord_arcsec_2000 |
18106-1645 | ABH 94 | AF | 2002 | 3 | 49 | 99.3 | 8.27 | 13.80 | B1III | D | 181033.56-164457.4 |
18106-1645 | ABH 94 | AF | 2015 | 5 | 49 | 99.2 | 8.27 | 13.07 | B1III | N | 181033.56-164457.4 |
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 | E | F | |
B | pa=292.1° sep=18.12" | |||||
C | pa=353.1° sep=28.60" | pa=31.8° sep=25.39" | ||||
D | pa=348.2° sep=47.65" | pa=10.0° sep=40.46" | pa=340.9° sep=19.31" | |||
E | pa=63.9° sep=55.97" | pa=75.1° sep=69.39" | pa=94.0° sep=53.85" | pa=110.2° sep=63.94" | ||
F | pa=47.5° sep=96.80" | pa=56.4° sep=105.85" | pa=63.6° sep=83.44" | pa=76.9° sep=83.22" | pa=27.3° sep=45.95" | |
G | pa=298.0° sep=34.41" | pa=304.6° sep=16.49" | pa=245.6° sep=29.59" | pa=214.1° sep=36.81" | pa=264.0° sep=81.09" | pa=244.2° sep=113.02" |
Name | HD 166286 | Coord arcsec 2000 | 181033.56-164457.4 | Mag | 8.27 | Spectral class | B1III (blue-white) | ||||
PmRA | 3.00 | PmDE | 0.0 | SAO | 161139 | Tycho2 | 6264-01001-1 | ||||
HD | 166286 | DM | BD-16 4736 |
Tycho2 | 6264-01001-1 | Pflag | RAmdeg | 272.63986416 | DEmdeg | -16.74929649 | |||||
PmRA | 2.3 | PmDE | -0.7 | E RAmdeg | 6 | E DEmdeg | 8 | ||||
E pmRA | 1.3 | E pmDE | 1.4 | EpRAm | 1991.26 | EpDEm | 1990.76 | ||||
Num | 10 | Q RAmdeg | 1.3 | Q DEmdeg | 1.2 | Q pmRA | 1.4 | ||||
Q pmDE | 1.3 | BTmag | 8.475 | E BTmag | 0.017 | VTmag | 8.269 | ||||
E VTmag | 0.014 | Prox | 188 | TYC | T | HIP | |||||
CCDM | RAdeg | 272.63985889 | DEdeg | -16.74929500 | EpRA 1990 | 1.85 | |||||
EpDE 1990 | 1.69 | E RAdeg | 5.6 | E DEdeg | 7.9 | Posflg | |||||
Corr | -0.1 |
SAO | 161139 | DelFlag | RA1950 | PmRA1950 | 0.0013 | ||||||
DE1950 | PmDE1950 | 0.016 | Vmag | 8.8 | SpType | B | |||||
Double code | Source | 21 | CatNum | 6568 | DM | BD-16 4736 | |||||
DMcomp | A | BDsup | HD | 166286 | M HD | 1 | |||||
GC | RA1950rad | 4.74581893 | DE1950rad | -0.29252054 | PmRA2000 | 0.0014 | |||||
PmDE2000 | 0.018 |
Ccdm | 18106-1645 | RComp | Comp | A | Note1 | ||||||
Note2 | Discov num | DRAs | -2.36 | DDEs | 4.0 | ||||||
R dRAs | 10 | Year | Theta | Rho | |||||||
Obs | 4 | Vmag | 8.8 | Sp | B | PmNote | * | ||||
PmRA | 19 | PmDE | 16 | Dm number | -16 4736 | Cat1 | BD | ||||
Name2 | 161139 | Cat2 | SAO | HD | 166286 | M HD | |||||
ADS BDS | B 8381 | M ADS BDS | N IDS | IDS | 18048S1647A | ||||||
HIC |
Coord arcsec 2000 | 181032.39-164450.6 | Mag | 9.73 | PmRA | 3.00 | PmDE | 2.0 | ||||
Tycho2 | 6264-00806-1 | Calc delta mag | 1.46 | Calc coord | yes |
Tycho2 | 6264-00806-1 | Pflag | RAmdeg | 272.63481425 | DEmdeg | -16.74731911 | |||||
PmRA | 8.2 | PmDE | 9.7 | E RAmdeg | 19 | E DEmdeg | 23 | ||||
E pmRA | 1.9 | E pmDE | 2.2 | EpRAm | 1987.51 | EpDEm | 1987.83 | ||||
Num | 3 | Q RAmdeg | 0.9 | Q DEmdeg | 3.6 | Q pmRA | 0.9 | ||||
Q pmDE | 3.7 | BTmag | 10.052 | E BTmag | 0.035 | VTmag | 9.726 | ||||
E VTmag | 0.036 | Prox | 188 | TYC | T | HIP | |||||
CCDM | RAdeg | 272.63479583 | DEdeg | -16.74733667 | EpRA 1990 | 1.85 | |||||
EpDE 1990 | 1.84 | E RAdeg | 20.5 | E DEdeg | 25.2 | Posflg | |||||
Corr | 0.0 |
Ccdm | 18106-1645 | RComp | Comp | B | Note1 | ||||||
Note2 | Discov num | S 700 | DRAs | DDEs | |||||||
R dRAs | Year | 1879 | Theta | 292 | Rho | 18.7 | |||||
Obs | 4 | Vmag | 8.9 | Sp | PmNote | ||||||
PmRA | 35 | PmDE | 0 | Dm number | Cat1 | ||||||
Name2 | Cat2 | HD | M HD | ||||||||
ADS BDS | B 8381 | M ADS BDS | N | N IDS | IDS | 18048S1647B | |||||
HIC |
Coord arcsec 2000 | 181033.32-164429.0 | Mag | 8.59 | PmRA | 2.00 | PmDE | 1.0 | ||||
Tycho2 | 6264-00092-1 | Calc delta mag | 0.32 | Calc coord | yes |
Tycho2 | 6264-00092-1 | Pflag | RAmdeg | 272.63885042 | DEmdeg | -16.74142136 | |||||
PmRA | 1.7 | PmDE | 2.3 | E RAmdeg | 7 | E DEmdeg | 10 | ||||
E pmRA | 1.3 | E pmDE | 1.3 | EpRAm | 1990.82 | EpDEm | 1989.95 | ||||
Num | 12 | Q RAmdeg | 1.4 | Q DEmdeg | 1.1 | Q pmRA | 1.5 | ||||
Q pmDE | 1.2 | BTmag | 8.751 | E BTmag | 0.019 | VTmag | 8.591 | ||||
E VTmag | 0.016 | Prox | 255 | TYC | T | HIP | |||||
CCDM | RAdeg | 272.63884556 | DEdeg | -16.74142667 | EpRA 1990 | 1.87 | |||||
EpDE 1990 | 1.72 | E RAdeg | 6.8 | E DEdeg | 9.7 | Posflg | |||||
Corr | -0.1 |
Ccdm | 18106-1645 | RComp | Comp | C | Note1 | ||||||
Note2 | Discov num | S 700 | DRAs | -2.56 | DDEs | 30.8 | |||||
R dRAs | 10 | Year | 1825 | Theta | 353 | Rho | 28.7 | ||||
Obs | 6 | Vmag | 9.6 | Sp | PmNote | * | |||||
PmRA | 22 | PmDE | -2 | Dm number | Cat1 | ||||||
Name2 | 161138 | Cat2 | SAO | HD | M HD | ||||||
ADS BDS | B 8381 | M ADS BDS | N IDS | IDS | 18048S1647C | ||||||
HIC |
Coord arcsec 2000 | 181032.88-164410.8 | Mag | 14.2 | Calc delta mag | 5.93 | Calc coord | yes |
Coord arcsec 2000 | 181037.06-164432.8 | Mag | 13.48 | PmRA | 2.00 | PmDE | 1.0 | ||||
Calc delta mag | 5.21 | Calc coord | yes |
Coord arcsec 2000 | 181038.53-164352.0 | Mag | 13.07 | PmRA | -9.00 | PmDE | 15.0 | ||||
Calc delta mag | 4.8 | Calc coord | yes |
Coord arcsec 2000 | 181031.45-164441.2 | Mag | 11.3 | Calc delta mag | 3.03 | Calc coord | yes |