12283-1548 MEL 7
12h 28m 15.23s -15° 47' 34.2" P.A. 279.00 sep 0.3 mag 20.52,21.05
Coord 2000 |
12283-1548 |
|
Discov num |
MEL 7 |
|
Comp |
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Coord arcsec 2000 |
12 28 15.23 -15 47 34.2 |
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Date first |
1998 |
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Date last |
2013 |
|
Obs |
20 |
|
Pa first |
45 |
|
Pa last |
279.4 |
|
P.A. Now (θ) |
279.4° |
|
Sep first |
0.3 |
|
Sep last |
0.274 |
|
Sep. Now (ρ) |
0.274" |
|
Mag pri |
20.52 |
|
Mag sec |
21.05 |
|
delta mag (ΔM) |
0.53 |
|
Spectral class |
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Pri motion ra |
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Sec motion ra |
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Pri motion dec |
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Sec motion dec |
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Notes |
O
(Orbital solution) |
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This double is physical.
OTHER CATALOGS AND DESIGNATIONS
ORBITAL ELEMENTS
Period (P) | 47y | ± 7 |
Periastron (T) | 83000d (2086.122y) | ± 8000 |
Semi-major axis (a) | 297m | ± 11 |
Eccentricity (e) | 0.075 | ± 0.035 |
Inclination (i) | 140° | ± 4 |
Longitude of periastron (ω) | -30° | ± 50 |
Node (Ω) | 60.4° | ± 2.5 |
Notes | | |
Reference | Dup2017 | |
Equinox | | |
Last observation | 2013 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
29.4 |
0.264 |
2001 |
21.8 |
0.257 |
2002 |
13.7 |
0.250 |
2003 |
5.3 |
0.244 |
2004 |
356.4 |
0.239 |
2005 |
347.2 |
0.235 |
2006 |
337.8 |
0.234 |
2007 |
328.4 |
0.236 |
2008 |
319.3 |
0.239 |
2009 |
310.4 |
0.245 |
2010 |
302.1 |
0.253 |
2011 |
294.3 |
0.261 |
2012 |
287.0 |
0.271 |
2013 |
280.2 |
0.280 |
2014 |
273.8 |
0.289 |
2015 |
267.8 |
0.298 |
2016 |
262.1 |
0.305 |
2017 |
256.7 |
0.310 |
2018 |
251.4 |
0.314 |
2019 |
246.2 |
0.316 |
2020 |
241.1 |
0.316 |
2021 |
235.9 |
0.314 |
2022 |
230.6 |
0.309 |
2023 |
225.1 |
0.303 |
2024 |
219.3 |
0.295 |
2025 |
213.1 |
0.285 |
2026 |
206.5 |
0.274 |
2027 |
199.4 |
0.263 |
2028 |
191.5 |
0.251 |
2029 |
183.0 |
0.240 |
2030 |
173.6 |
0.230 |
|
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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 12283-1548 MEL 7 : NOTES
No records found.
REFERENCES
refcode |
metd |
author |
reference |
Dup2017 |
A j |
Dupuy, T.J. & Liu, M.C. |
2017ApJS..231...15D |
Dup2017 |
+orb |
ApJS 231, 15, 2017 |
|
DISCOVERER
idgroup |
discov |
author |
1 |
MEL |
Martin, E.L., Basri, G., Brandner, W., Bouvier, J., Zapatero Osorio, M.R., |
1 |
MEL |
Rebolo, R., Stauffer, J., Allard, F., et al. |
6 |
MEL |
Martin, E.L., Brandner, W., Bouvier, J., Luhman, K.L., Stauffer, J., Basri, G., |
6 |
MEL |
Zapatero Osorio, M.R., & Barrado y Navascues, D. |
11 |
MEL |
Martin, E.L., Brandner, W., Bouy, H., Basri, G., Davis, J., Deshpande, R., & |
11 |
MEL |
Montgomery, M. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
12283-1548 |
MEL 7 |
|
2003 |
16 |
357 |
0.2 |
20.52 |
21.05 |
|
D |
122815.23-154734.2 |
12283-1548 |
MEL 7 |
|
2013 |
20 |
279 |
0.3 |
20.52 |
21.05 |
|
O |
122815.23-154734.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 12283-1548 MEL 7 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 12283-1548 MEL 7 : MEASURES
No records found.
WDS 12283-1548 : 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 12283-1548 : ALADIN DSS IMAGE @ 12h 28m 15.23s -15° 47' 34.2"
WDS 12283-1548 MEL 7 : NEIGHBORHOODS
|
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 |
|
12283-1548 |
MEL 7 |
|
279 |
0.3 |
|
Show |
|
12277-1546 |
TOK 558 |
AB |
200 |
999.9 |
9 |
Show |
|
12280-1539 |
TDS 664 |
|
118 |
2.0 |
10 |
Show |
|
12272-1551 |
KPP1558 |
|
338 |
11.8 |
16 |
Show |
|
12284-1512 |
TDS8399 |
|
113 |
0.5 |
36 |
Show |
Algorab |
12299-1631 |
SHJ 145 |
AB |
216 |
24.2 |
50 |
Show |
|
12299-1631 |
LAF 46 |
BC |
88 |
6.7 |
50 |
Show |
|
12299-1631 |
LAF 46 |
BD |
100 |
8.3 |
50 |
Show |
|
12299-1631 |
LAF 46 |
BE |
124 |
10.2 |
50 |
Show |
|
12260-1632 |
UC 2335 |
|
190 |
32.0 |
56 |
Show |
|
12321-1612 |
LAF 47 |
|
256 |
12.9 |
61 |
Show |
|
12260-1457 |
BU 606 |
|
289 |
0.6 |
61 |
Show |
|
12332-1605 |
UC 2357 |
|
303 |
62.1 |
74 |
Show |
|
12334-1520 |
GWP1826 |
|
82 |
31.9 |
79 |
Show |
|
12248-1650 |
GWP1803 |
|
325 |
22.9 |
80 |
Show |
|
12254-1705 |
LDS5751 |
|
318 |
28.5 |
89 |
Show |
|
12346-1550 |
LDS4229 |
|
340 |
15.3 |
93 |
Show |
|
12226-1639 |
UC 2326 |
|
158 |
10.0 |
97 |
Show |
|
12327-1713 |
GWP1825 |
|
108 |
210.1 |
107 |
Show |
|
12339-1659 |
GWP1827 |
|
354 |
69.2 |
109 |
Show |
|
12357-1650 |
FIN 368 |
Aa,Ab |
111 |
0.1 |
125 |
Show |
|
12357-1650 |
HJ 1218 |
AB |
260 |
11.5 |
125 |
Show |
|
12366-1623 |
RST3800 |
|
215 |
5.1 |
125 |
Show |
|
12314-1748 |
HU 467 |
|
127 |
1.0 |
129 |
Show |
|
12345-1413 |
UC 2361 |
|
115 |
20.7 |
132 |
Show |
|
12266-1336 |
HJ 2611 |
|
221 |
13.5 |
135 |
Show |
|
12230-1739 |
LDS4204 |
|
15 |
175.2 |
136 |
Show |
|
12303-1331 |
RST3795 |
|
201 |
1.7 |
140 |
Show |
|
12301-1324 |
BU 28 |
AB |
349 |
2.1 |
147 |
Show |
|
12301-1324 |
LV 19 |
AC |
303 |
71.3 |
147 |
Show |
|
12301-1324 |
LV 19 |
AD |
166 |
71.2 |
147 |
Show |
|
12373-1703 |
LDS 414 |
Ba,Bb |
36 |
0.9 |
151 |
Show |
|
12373-1703 |
LDS 414 |
AB |
212 |
78.8 |
151 |
Show |
|
12254-1320 |
RST3788 |
AB |
310 |
2.7 |
153 |
Show |
|
12254-1320 |
TOK 557 |
AC |
33 |
403.8 |
153 |
Show |
|
12202-1408 |
STF1631 |
AB |
305 |
14.8 |
155 |
Show |
|
12180-1456 |
RST3783 |
|
141 |
15.4 |
157 |
Show |
|
12392-1541 |
UC 2378 |
|
40 |
37.7 |
159 |
Show |
|
12216-1341 |
GWP1795 |
|
22 |
219.3 |
160 |
Show |
|
12194-1727 |
GWP1788 |
|
193 |
12.4 |
162 |
Show |
|
12170-1549 |
RST3782 |
|
290 |
0.8 |
163 |
Show |
|
12186-1424 |
YSC 44 |
|
72 |
0.1 |
163 |
Show |
|
12335-1814 |
RST2804 |
|
309 |
0.5 |
166 |
Show |
|
12342-1812 |
LV 5 |
|
303 |
0.9 |
168 |
Show |
|
12276-1836 |
HU 466 |
|
212 |
2.8 |
170 |
Show |
|
12251-1304 |
UC 2333 |
|
248 |
26.3 |
171 |
Show |
|
12209-1334 |
BUP 142 |
|
310 |
46.0 |
171 |
Show |
|
12222-1815 |
UC 2325 |
|
272 |
42.9 |
172 |
Show |
|
12376-1353 |
HJ 2615 |
|
293 |
10.8 |
179 |
Show |
|
12385-1742 |
TDS8467 |
|
75 |
0.6 |
187 |
Show |
|
12201-1813 |
TSN 158 |
|
311 |
0.1 |
187 |
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WDS 12283-1548 : COMPONENTS
12283-1548 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
122815.23-154734.2 |
|
Mag |
20.52 |
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12283-1548 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
122815.21-154734.2 |
|
Mag |
21.05 |
|
Calc delta mag |
0.53 |
|
Calc coord |
yes |
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