13377-2337 RST 2856 AB
13h 37m 43.02s -23° 36' 31.7" P.A. 286.00 sep 0.4 mag 10.30,10.30 Sp G5
Coord 2000 |
13377-2337 |
|
Discov num |
RST2856 |
|
Comp |
AB |
|
Coord arcsec 2000 |
13 37 43.02 -23 36 31.7 |
|
Date first |
1935 |
|
Date last |
2016 |
|
Obs |
9 |
|
Pa first |
116 |
|
Pa last |
285.7 |
|
P.A. Now (θ) |
288.5° |
|
Sep first |
0.2 |
|
Sep last |
0.356 |
|
Sep. Now (ρ) |
0.307" |
|
Mag pri |
10.30 |
|
Mag sec |
10.30 |
|
delta mag (ΔM) |
0 |
|
Spectral class |
G5 (yellow) |
|
Pri motion ra |
-137 |
|
Sec motion ra |
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Pri motion dec |
-010 |
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Sec motion dec |
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Notes |
N
O
W
(See Notes, Orbital solution, ) |
|
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Hydra |
|
Tycho2 |
6714-00795-1 |
|
SUSPECTED ORBITAL ELEMENTS
Identifier | 13377-2337 RST2856 |
coord_arcsec_2000 | 133743.02-233631.7 |
Period (P) | 122y | |
Periastron (T) | 2038.6y | |
Semi-major axis (a) | 0.352a | |
Eccentricity (e) | 0.55 | |
Inclination (i) | 81.9° | |
Longitude of periastron (ω) | 290.2° | |
Node (Ω) | 108.7° | |
Notes | n | |
Reference | Tok2016e | |
Equinox | 2000 | |
Last observation | | |
Grade | 3 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
280.6 |
0.350 |
2001 |
281.0 |
0.353 |
2002 |
281.3 |
0.357 |
2003 |
281.7 |
0.360 |
2004 |
282.0 |
0.363 |
2005 |
282.3 |
0.365 |
2006 |
282.6 |
0.367 |
2007 |
283.0 |
0.368 |
2008 |
283.3 |
0.369 |
2009 |
283.6 |
0.370 |
2010 |
283.9 |
0.370 |
2011 |
284.2 |
0.369 |
2012 |
284.5 |
0.368 |
2013 |
284.9 |
0.366 |
2014 |
285.2 |
0.364 |
2015 |
285.5 |
0.361 |
2016 |
285.8 |
0.357 |
2017 |
286.2 |
0.353 |
2018 |
286.5 |
0.348 |
2019 |
286.9 |
0.342 |
2020 |
287.3 |
0.335 |
2021 |
287.7 |
0.327 |
2022 |
288.1 |
0.318 |
2023 |
288.5 |
0.307 |
2024 |
289.0 |
0.296 |
2025 |
289.5 |
0.283 |
2026 |
290.1 |
0.269 |
2027 |
290.7 |
0.254 |
2028 |
291.4 |
0.237 |
2029 |
292.2 |
0.218 |
2030 |
293.2 |
0.197 |
|
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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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WDS 13377-2337 RST 2856 AB : NOTES
discov_num |
notes |
refcode |
RST2856 |
In rapid motion, but quadrant ambiguity makes interpretation uncertain |
|
|
Two orbit solutions bu Heintz (1967); neither is clearly preferable. |
Hei1997 |
REFERENCES
refcode |
metd |
author |
reference |
Hei1997 |
orb - |
Heintz, W.D. |
1997ApJS..111..335H |
Hei1997 |
|
ApJS 111, 335, 1997 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
RST |
Rossiter, R.A. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
13377-2337 |
RST2856 |
AB |
2016 |
9 |
286 |
0.4 |
10.30 |
10.30 |
G5 |
NOW |
133743.02-233631.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 13377-2337 RST 2856 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 13377-2337 RST 2856 AB : MEASURES
No records found.
WDS 13377-2337 : VIRTUAL EYEPIECE
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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WDS 13377-2337 : ALADIN DSS IMAGE @ 13h 37m 43.02s -23° 36' 31.7"
WDS 13377-2337 RST 2856 AB : NEIGHBORHOODS
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Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
Show |
name |
coord_2000 |
discov# |
comp |
pa |
sep |
dist(') |
Show |
|
13377-2337 |
RST2856 |
AB |
286 |
0.4 |
|
Show |
|
13372-2337 |
TOK 852 |
AB |
339 |
0.3 |
8 |
Show |
|
13382-2341 |
LDS4385 |
AB |
314 |
28.2 |
9 |
Show |
|
13382-2341 |
TOK 404 |
Aa,Ab |
208 |
0.1 |
9 |
Show |
|
13406-2313 |
KPP1993 |
|
320 |
15.8 |
46 |
Show |
|
13415-2327 |
FIN 352 |
AB |
131 |
0.3 |
54 |
Show |
|
13415-2327 |
HJ 4606 |
AB,C |
345 |
31.0 |
54 |
Show |
|
13385-2242 |
UC 2575 |
AB |
212 |
42.5 |
56 |
Show |
|
13389-2442 |
UC 2576 |
|
214 |
48.8 |
68 |
Show |
|
13430-2414 |
LDS4396 |
|
59 |
112.0 |
82 |
Show |
|
13321-2258 |
HJ 4593 |
|
272 |
26.8 |
87 |
Show |
|
13399-2212 |
DON1105 |
|
91 |
5.6 |
90 |
Show |
|
13437-2253 |
WIS 230 |
AB |
152 |
999.9 |
94 |
Show |
|
13419-2453 |
UC 2590 |
|
230 |
28.7 |
95 |
Show |
|
13307-2327 |
HJ 2655 |
|
270 |
11.4 |
98 |
Show |
|
13306-2353 |
BRT1488 |
|
22 |
3.9 |
100 |
Show |
|
13305-2339 |
HO 540 |
|
186 |
14.1 |
100 |
Show |
|
13333-2458 |
BRT3002 |
|
56 |
4.6 |
102 |
Show |
|
13391-2153 |
TDS8918 |
|
80 |
0.8 |
106 |
Show |
|
13321-2450 |
B 251 |
|
221 |
1.6 |
106 |
Show |
|
13447-2250 |
DON 617 |
|
142 |
3.8 |
107 |
Show |
|
13455-2358 |
B 2762 |
|
92 |
10.4 |
110 |
Show |
|
13433-2458 |
HJ 2671 |
AB |
66 |
27.5 |
112 |
Show |
|
13433-2458 |
HJ 2671 |
AC |
85 |
97.1 |
112 |
Show |
|
13297-2317 |
HO 381 |
|
323 |
21.1 |
112 |
Show |
|
13393-2535 |
LDS4388 |
|
48 |
25.3 |
121 |
Show |
|
13410-2142 |
B 2319 |
|
273 |
0.6 |
124 |
Show |
|
13336-2142 |
LDS4376 |
|
43 |
18.3 |
130 |
Show |
|
13286-2306 |
HDS1887 |
|
321 |
0.2 |
130 |
Show |
|
13472-2329 |
HO 383 |
|
167 |
16.2 |
131 |
Show |
|
13479-2307 |
UC 2619 |
|
167 |
21.8 |
144 |
Show |
|
13485-2351 |
B 255 |
|
149 |
3.7 |
149 |
Show |
|
13457-2518 |
RST2865 |
|
82 |
1.7 |
149 |
Show |
|
13267-2418 |
BGH 6 |
|
268 |
319.0 |
152 |
Show |
|
13263-2315 |
STN 30 |
|
352 |
1.4 |
160 |
Show |
|
13271-2222 |
BU 1107 |
|
131 |
1.5 |
165 |
Show |
|
13496-2259 |
UC 2621 |
|
31 |
14.4 |
169 |
Show |
|
13257-2255 |
AHD9023 |
|
109 |
22.5 |
171 |
Show |
|
13462-2130 |
DON 618 |
|
255 |
0.3 |
173 |
Show |
|
13368-2630 |
H N 69 |
AB |
190 |
10.2 |
174 |
Show |
|
13368-2630 |
H N 69 |
AD |
20 |
218.2 |
174 |
Show |
|
13368-2630 |
H N 69 |
AC |
229 |
202.3 |
174 |
Show |
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13368-2630 |
H N 69 |
BC |
231 |
194.5 |
174 |
Show |
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13318-2611 |
TDS8863 |
|
273 |
0.4 |
175 |
Show |
|
13472-2128 |
DON1107 |
|
148 |
8.7 |
184 |
Show |
|
13274-2138 |
LDS6278 |
|
106 |
138.6 |
185 |
Show |
|
13327-2045 |
TDS8869 |
|
266 |
0.5 |
186 |
Show |
|
13368-2032 |
UC 2569 |
|
204 |
20.7 |
186 |
Show |
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13474-2129 |
UC 2618 |
|
41 |
34.4 |
186 |
Show |
|
13239-2346 |
ARA2185 |
|
234 |
9.0 |
190 |
Show |
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13516-2347 |
HTS 25 |
AB |
220 |
24.2 |
192 |
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WDS 13377-2337 : COMPONENTS
13377-2337 A
Coord arcsec 2000 |
133743.02-233631.7 |
|
Mag |
10.3 |
|
Spectral class |
G5 (yellow) |
|
PmRA |
-137.00 |
|
PmDE |
-10.0 |
|
Tycho2 |
6714-00795-1 |
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Tycho2 |
6714-00795-1 |
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Pflag |
|
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RAmdeg |
204.42927679 |
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DEmdeg |
-23.60883956 |
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PmRA |
-124.8 |
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PmDE |
-12.3 |
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E RAmdeg |
26 |
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E DEmdeg |
25 |
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E pmRA |
1.8 |
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E pmDE |
1.6 |
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EpRAm |
1987.97 |
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EpDEm |
1981.27 |
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Num |
9 |
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Q RAmdeg |
0.4 |
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Q DEmdeg |
1.1 |
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Q pmRA |
0.4 |
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Q pmDE |
1.1 |
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BTmag |
10.956 |
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E BTmag |
0.059 |
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VTmag |
10.246 |
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E VTmag |
0.045 |
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Prox |
999 |
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TYC |
T |
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HIP |
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CCDM |
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RAdeg |
204.42959500 |
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DEdeg |
-23.60880694 |
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EpRA 1990 |
1.58 |
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EpDE 1990 |
1.31 |
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E RAdeg |
29.3 |
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E DEdeg |
34.9 |
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Posflg |
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Corr |
0.3 |
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Ccdm |
13377-2337 |
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RComp |
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Comp |
A |
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Note1 |
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Note2 |
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Discov num |
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DRAs |
1.04 |
|
DDEs |
28.2 |
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R dRAs |
41 |
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Year |
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Theta |
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Rho |
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Obs |
2 |
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Vmag |
10.3 |
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Sp |
G5 |
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PmNote |
* |
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PmRA |
-146 |
|
PmDE |
-35 |
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Dm number |
-22 3633 |
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Cat1 |
BD |
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Name2 |
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Cat2 |
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HD |
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M HD |
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ADS BDS |
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M ADS BDS |
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N IDS |
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IDS |
13322S2306A |
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HIC |
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13377-2337 B
Coord arcsec 2000 |
133743.00-233631.6 |
|
Mag |
10.3 |
|
Calc coord |
yes |
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Ccdm |
13377-2337 |
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RComp |
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Comp |
B |
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Note1 |
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Note2 |
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Discov num |
RST2856 |
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DRAs |
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DDEs |
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R dRAs |
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Year |
1949 |
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Theta |
164 |
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Rho |
0.2 |
|
Obs |
3 |
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Vmag |
10.3 |
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Sp |
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PmNote |
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PmRA |
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PmDE |
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Dm number |
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Cat1 |
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Name2 |
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Cat2 |
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HD |
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M HD |
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ADS BDS |
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M ADS BDS |
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N IDS |
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IDS |
13322S2306B |
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HIC |
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