08246-0345 TOK 20 AB
08h 24m 35.14s -03° 45' 04.2" P.A. 329.00 sep 35.4 mag 5.67,14.00 Sp F1V+M4.5 dist. 26.62 pc (86.83 l.y.)
| Coord 2000 |
08246-0345 |
|
Discov num |
TOK 20 |
|
Comp |
AB |
|
Coord arcsec 2000 |
08 24 35.14 -03 45 04.2 |
|
| Date first |
1998 |
|
Date last |
2016 |
|
Obs |
5 |
|
| Pa first |
329 |
|
Pa last |
328.6 |
|
P.A. Now (θ) |
328.6° |
|
| Sep first |
35.5 |
|
Sep last |
35.434 |
|
Sep. Now (ρ) |
35.434" |
|
| Mag pri |
5.67 |
|
Mag sec |
14.00 |
|
delta mag (ΔM) |
8.33 |
|
Spectral class |
F1V+M4.5 (yellow-white/red) |
|
| Pri motion ra |
-211 |
|
Sec motion ra |
-212 |
|
| Pri motion dec |
-026 |
|
Sec motion dec |
-014 |
|
| Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.057 (< 0.3, Physical double)
This double is physical.
08246-0345 SYSTEM COMPONENTS
| Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
| Show |
1 Hya |
135877 |
08 24 35 -03 45 04 |
CHR 172 Aa,Ab |
2004 |
2 |
71 |
0.1 |
5.61 |
|
|
|
|
| Show |
|
135877 |
08 24 35 -03 45 04 |
TOK 20 AB |
2016 |
5 |
329 |
35.4 |
5.67 |
14.00 |
8.33 |
|
<=== |
| Show |
|
135877 |
08 24 35 -03 45 04 |
ALP 29 AC |
2015 |
2 |
47 |
356.3 |
5.67 |
17.20 |
11.53 |
|
|
Quadruple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
| Constellation |
Hydra |
|
SAO |
135877 |
|
HIP |
41211 |
|
Tycho2 |
4857-02150-1 |
|
| HD |
70958 |
|
HR |
3297 |
|
GC |
11479 |
|
GL |
Gl 306 |
|
| BD |
BD-03 2333 |
|
Flamsteed |
1 Hydrae |
|
Flamsteed name |
1 Hya |
|
Distance |
26.62 |
|
| Distance ly |
86.83 |
|
WDS 08246-0345 TOK 20 AB : NOTES
| discov_num |
notes |
refcode |
| CHR 172 |
Aa,Ab. Abt & Biggs (1972) note variable RV. |
AbH1972 |
|
Aa,Ab: Likely a spurious pair. Last measured 1988 and unresolved by |
|
|
SOAR on 3 occasions 2011–2013. |
Tok201 |
| TOK 20 |
AB: GJ 306. AB has estimated period 23,000y; Close triple? |
Tok2006 |
|
AB: A is SB, P=1.563d. |
Tok2014d |
REFERENCES
| refcode |
metd |
author |
reference |
| AbH1972 |
- |
Abt. H.A. & Biggs, E.S. |
1972bsrv.book.....A |
| AbH1972 |
|
Bibliography of Stellar Radial Velocities |
|
| Tok2006 |
A j |
Tokovinin, A., Thomas, S., Sterzik, M., & Udry, S. |
2006A&A...450..681T |
| Tok2006 |
+E2 |
A&A 450, 681, 2006 |
|
| Tok2014d |
E2 - |
Tokovinin, A. |
2014AJ....147...86T |
| Tok2014d |
|
AJ 147, 86, 2014 |
|
DISCOVERER
| idgroup |
discov |
author |
| 1 |
ALP |
Allen, P.R., Koerner, D.W., McElwain, M.W., Cruz, K.L., & Reid, I.N. |
| 4 |
CHR |
Center for High Ang. Res. Astronomy (speckle interferometry systems) |
WDS HISTORIC DATA
| coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
| 08246-0345 |
TOK 20 |
AB |
1998 |
2 |
329 |
35.5 |
5.60 |
|
|
N D |
082435.14-034504.2 |
| 08246-0345 |
TOK 20 |
AB |
2000 |
2 |
328 |
34.7 |
5.67 |
14.00 |
F1V M4.5 |
NVD |
082435.14-034504.2 |
| 08246-0345 |
TOK 20 |
AB |
2015 |
3 |
329 |
35.4 |
5.67 |
14.00 |
F1V+M4.5 |
NV |
082435.14-034504.2 |
| 08246-0345 |
TOK 20 |
AB |
2016 |
5 |
329 |
35.4 |
5.67 |
14.00 |
F1V+M4.5 |
NV |
082435.14-034504.2 |
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WDS 08246-0345 TOK 20 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 08246-0345 TOK 20 AB : MEASURES
No records found.
WDS 08246-0345 : VIRTUAL EYEPIECE
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Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 08246-0345 : ALADIN DSS IMAGE @
Error -22130
Not valid ID.
Error -22130
Not valid ID.
Error -27220
Not valid ID.
