12347+2549 LAS 8
12h 34m 43.05s +25° 49' 27.2" P.A. 165.00 sep 7.6 mag 13.29,15.49 Sp K4V+M0V
Coord 2000 |
12347+2549 |
|
Discov num |
LAS 8 |
|
Comp |
|
|
Coord arcsec 2000 |
12 34 43.05 +25 49 27.2 |
|
Date first |
1955 |
|
Date last |
2016 |
|
Obs |
16 |
|
Pa first |
164 |
|
Pa last |
164.7 |
|
P.A. Now (θ) |
164.7° |
|
Sep first |
7.3 |
|
Sep last |
7.649 |
|
Sep. Now (ρ) |
7.649" |
|
Mag pri |
13.29 |
|
Mag sec |
15.49 |
|
delta mag (ΔM) |
2.2 |
|
Spectral class |
K4V+M0V (yellow-orange/red) |
|
Pri motion ra |
-085 |
|
Sec motion ra |
-086 |
|
Pri motion dec |
+064 |
|
Sec motion dec |
+064 |
|
Notes |
N
V
(See Notes, Proper motion indicates physical) |
|
rPM=0.009 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Coma Berenices |
|
Gaia DR2 |
3960570458118243840 |
|
WDS 12347+2549 LAS 8 : NOTES
discov_num |
notes |
refcode |
LAS 8 |
Lasgoity (2014) determines that the two components of the pair in the |
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region of the Coma Berenice star cluster share common proper motion. |
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He derives spectral types of K4V and M0V for the two components, and |
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estimates distance, mass, and radius for both stars. |
Las2014a |
REFERENCES
refcode |
metd |
author |
reference |
Las2014a |
E+ j |
Krawczenko, C.A. |
2014OED....12...49L |
Las2014a |
+C |
El Observador de Estrellas Dobles, Issue #12, 49, 2014 |
|
Las2014a |
+P |
|
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
12347+2549 |
LAS 8 |
|
2009 |
8 |
165 |
7.7 |
13.29 |
15.49 |
K4V M0V |
NV |
123443.05+254927.2 |
12347+2549 |
LAS 8 |
|
2010 |
9 |
164 |
7.1 |
13.29 |
15.49 |
K4V+M0V |
NV |
123443.05+254927.2 |
12347+2549 |
LAS 8 |
|
2015 |
10 |
165 |
7.6 |
13.29 |
15.49 |
K4V+M0V |
NV |
123443.05+254927.2 |
12347+2549 |
LAS 8 |
|
2016 |
16 |
165 |
7.6 |
13.29 |
15.49 |
K4V+M0V |
NV |
123443.05+254927.2 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 12347+2549 LAS 8 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 12347+2549 LAS 8 : MEASURES
No records found.
WDS 12347+2549 : 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 12347+2549 : ALADIN DSS IMAGE @ 12h 34m 43.05s +25° 49' 27.2"
WDS 12347+2549 LAS 8 : 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 |
|
12347+2549 |
LAS 8 |
|
165 |
7.6 |
|
Show |
|
12351+2547 |
LAS 9 |
|
271 |
9.3 |
6 |
Show |
|
12348+2608 |
SLW 737 |
|
338 |
145.9 |
19 |
Show |
|
12331+2600 |
CVR1446 |
|
351 |
3.5 |
25 |
Show |
|
12332+2606 |
LDS3050 |
|
357 |
37.7 |
27 |
Show |
|
12339+2603 |
SLE 900 |
AB |
337 |
15.8 |
28 |
Show |
|
12339+2603 |
SLE 900 |
AC |
270 |
25.5 |
28 |
Show |
|
12313+2556 |
AZC 75 |
|
222 |
11.9 |
48 |
Show |
|
12371+2626 |
LDS4236 |
|
62 |
36.1 |
49 |
Show |
|
12309+2555 |
LAS 7 |
|
231 |
10.3 |
52 |
Show |
|
12341+2453 |
SDK 95 |
AB |
343 |
5.4 |
58 |
Show |
|
12341+2453 |
SKF1480 |
AC |
126 |
2.3 |
58 |
Show |
|
12311+2621 |
GUR 31 |
|
22 |
2.2 |
59 |
Show |
|
12340+2650 |
COU 595 |
|
182 |
1.0 |
62 |
Show |
|
12358+2650 |
LDS4232 |
|
57 |
3.4 |
62 |
Show |
|
12339+2448 |
UC 2358 |
|
258 |
41.7 |
63 |
Show |
|
12346+2447 |
SKF1850 |
|
189 |
9.5 |
63 |
Show |
|
12375+2457 |
KPP1714 |
|
106 |
13.2 |
65 |
Show |
|
12375+2453 |
CVR1454 |
|
341 |
3.3 |
69 |
Show |
|
12311+2641 |
LDS4223 |
|
271 |
21.7 |
71 |
Show |
|
12289+2555 |
STFA 21 |
AB |
251 |
146.4 |
79 |
Show |
|
12289+2555 |
SLE 898 |
AE |
270 |
447.4 |
79 |
Show |
|
12289+2555 |
SLE 898 |
AF |
145 |
125.5 |
79 |
Show |
|
12289+2555 |
BU 1080 |
AD |
270 |
324.0 |
79 |
Show |
|
12405+2600 |
SKF2033 |
|
278 |
2.9 |
79 |
Show |
|
12401+2621 |
CVR1459 |
|
155 |
3.4 |
80 |
Show |
|
12289+2555 |
BU 1080 |
BC |
180 |
1.4 |
81 |
Show |
|
12289+2555 |
BU 1080 |
BD |
284 |
192.9 |
81 |
Show |
|
12317+2701 |
STF1651 |
|
215 |
7.0 |
83 |
Show |
|
12358+2428 |
LDS4233 |
|
22 |
169.0 |
83 |
Show |
|
12315+2437 |
STF1650 |
|
178 |
16.6 |
85 |
Show |
|
12380+2431 |
SLW 748 |
|
91 |
13.9 |
91 |
Show |
|
12392+2659 |
LDS4240 |
|
177 |
98.8 |
93 |
Show |
|
12279+2556 |
SDK 79 |
|
43 |
2.4 |
93 |
Show |
|
12418+2542 |
LDS6264 |
|
48 |
27.9 |
96 |
Show |
|
12413+2629 |
LDS4248 |
|
87 |
3.3 |
98 |
Show |
|
12417+2614 |
LDS1331 |
|
57 |
15.5 |
98 |
Show |
|
12349+2727 |
YSC 99 |
AB |
277 |
0.4 |
98 |
Show |
|
12349+2727 |
GII 189 |
Aa,Ab |
130 |
0.1 |
98 |
Show |
|
12282+2502 |
TOK 912 |
|
118 |
0.0 |
100 |
Show |
|
12326+2414 |
SKF1015 |
|
302 |
28.0 |
101 |
Show |
|
12271+2603 |
CVR1434 |
|
336 |
5.0 |
105 |
Show |
|
12422+2622 |
A 1851 |
|
91 |
0.3 |
106 |
Show |
|
12402+2430 |
POU3130 |
|
104 |
11.5 |
109 |
Show |
|
12268+2609 |
SLE 897 |
AB |
126 |
13.7 |
109 |
Show |
|
12268+2609 |
UC 2339 |
AC |
263 |
39.3 |
109 |
Show |
|
12429+2555 |
ES 438 |
|
285 |
5.7 |
111 |
Show |
|
12266+2611 |
SLW 721 |
|
213 |
168.2 |
112 |
Show |
|
12316+2405 |
SKF1478 |
BD |
202 |
13.7 |
113 |
Show |
|
12316+2405 |
SDK 90 |
AB |
58 |
32.5 |
113 |
Show |
|
12316+2405 |
SDK 90 |
AC |
179 |
38.3 |
113 |
|
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WDS 12347+2549 : COMPONENTS
12347+2549 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
123443.05+254927.2 |
|
Mag |
13.29 |
|
Spectral class |
K4V (yellow-orange) |
|
PmRA |
-85.00 |
|
PmDE |
64.0 |
|
12347+2549 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
123443.18+254919.8 |
|
Mag |
15.49 |
|
Spectral class |
M0V (red) |
|
PmRA |
-86.00 |
|
PmDE |
64.0 |
|
Calc delta mag |
2.2 |
|
Calc coord |
yes |
|