12505+4021 LDS 4281
12h 50m 32.94s +40° 22' 12.3" P.A. 112.00 sep 101.5 mag 11.56,18.33 Sp M0V+M6e
Coord 2000 |
12505+4021 |
|
Discov num |
LDS4281 |
|
Comp |
|
|
Coord arcsec 2000 |
12 50 32.94 +40 22 12.3 |
|
Date first |
1957 |
|
Date last |
2016 |
|
Obs |
13 |
|
Pa first |
112 |
|
Pa last |
112.2 |
|
P.A. Now (θ) |
112.2° |
|
Sep first |
101.6 |
|
Sep last |
101.497 |
|
Sep. Now (ρ) |
101.497" |
|
Mag pri |
11.56 |
|
Mag sec |
18.33 |
|
delta mag (ΔM) |
6.77 |
|
Spectral class |
M0V+M6e (red/red) |
|
Pri motion ra |
-055 |
|
Sec motion ra |
-056 |
|
Pri motion dec |
+241 |
|
Sec motion dec |
+243 |
|
Notes |
N
(See Notes) |
|
rPM=0.009 (< 0.3, Physical double)
This double is physical.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Canes Venatici |
|
Tycho2 |
3021-01442-1 |
|
Gaia DR2 |
1527848102028547840 |
|
WDS 12505+4021 LDS 4281 : NOTES
discov_num |
notes |
refcode |
LDS4281 |
NLTT 32072/32078 |
Chm2004 |
REFERENCES
refcode |
metd |
author |
reference |
Chm2004 |
E - |
Chaname, J. & Gould, A. |
2004ApJ...601..289C |
Chm2004 |
|
ApJ 601, 289, 2004 |
|
Chm2004 |
|
(Photometry, coordinates, and astrometry from rNLTT. Astrometry from early |
|
Chm2004 |
|
versions of 2MASS and UCAC, with date given only as "circa 2000". Measures |
|
Chm2004 |
|
identical to discovery observations - predominantly close pairs - were assumed |
|
Chm2004 |
|
not new observations, so not included in WDS. Similar concerns when primary and |
|
Chm2004 |
|
secondary magnitudes or proper motions were the same.) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
LDS |
Luyten p.m. catalog (from additional DD list) |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
12505+4021 |
LDS4281 |
|
2000 |
2 |
112 |
101.5 |
11.56 |
18.33 |
|
|
125032.94+402212.3 |
12505+4021 |
LDS4281 |
|
2010 |
4 |
112 |
101.5 |
11.56 |
18.33 |
M0V M6e |
N |
125032.94+402212.3 |
12505+4021 |
LDS4281 |
|
2015 |
7 |
112 |
101.5 |
11.56 |
18.33 |
M0V+M6e |
N |
125032.94+402212.3 |
12505+4021 |
LDS4281 |
|
2016 |
13 |
112 |
101.5 |
11.56 |
18.33 |
M0V+M6e |
N |
125032.94+402212.3 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 12505+4021 LDS 4281 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 12505+4021 LDS 4281 : MEASURES
No records found.
WDS 12505+4021 : 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 12505+4021 : ALADIN DSS IMAGE @ 12h 50m 32.94s +40° 22' 12.3"
WDS 12505+4021 LDS 4281 : 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 |
|
12505+4021 |
LDS4281 |
|
112 |
101.5 |
1 |
Show |
|
12494+4023 |
UC 2409 |
AC |
185 |
17.1 |
14 |
Show |
|
12520+4011 |
ES 1404 |
|
30 |
2.9 |
20 |
Show |
|
12528+3949 |
ES 1405 |
BC |
252 |
4.3 |
42 |
Show |
|
12528+3949 |
ES 1405 |
AB |
283 |
66.5 |
42 |
Show |
|
12542+4008 |
UC 2425 |
|
328 |
93.6 |
44 |
Show |
|
12469+4052 |
LDS4266 |
|
94 |
2.8 |
51 |
Show |
|
12481+3940 |
TDS8528 |
|
298 |
1.0 |
52 |
Show |
|
12548+4049 |
JNN 81 |
|
33 |
0.6 |
56 |
Show |
|
12465+4054 |
HDS1792 |
|
106 |
0.3 |
57 |
Show |
|
12512+3921 |
SKF2655 |
|
144 |
6.4 |
62 |
Show |
|
12543+4108 |
HJL1075 |
|
106 |
119.5 |
63 |
Show |
|
12548+4105 |
KPP1796 |
|
238 |
13.9 |
65 |
Show |
|
12568+4029 |
SKF2656 |
|
113 |
16.7 |
72 |
Show |
|
12468+4125 |
HJ 2620 |
|
293 |
14.4 |
76 |
Show |
|
12568+3956 |
CVR1479 |
|
213 |
3.2 |
77 |
Show |
|
12437+4015 |
ES 1403 |
AB |
215 |
2.9 |
79 |
Show |
|
12437+4015 |
LNA 3 |
Aa,Ab |
55 |
0.2 |
79 |
Show |
|
12433+4015 |
SKF2654 |
|
253 |
64.6 |
84 |
Show |
|
12430+4008 |
COU1425 |
|
355 |
0.8 |
88 |
Show |
|
12584+4033 |
HDS1819 |
|
195 |
0.2 |
90 |
Show |
|
12586+4013 |
RDN 2 |
|
33 |
63.4 |
93 |
Show |
|
12504+3847 |
HU 1139 |
|
286 |
4.8 |
96 |
Show |
|
12430+4109 |
SKF2653 |
|
259 |
17.7 |
98 |
Show |
|
12523+3836 |
NI 30 |
AB |
159 |
10.7 |
109 |
Show |
|
12523+3836 |
SKF1029 |
AC |
221 |
2.8 |
109 |
Show |
|
12416+4105 |
LDS5757 |
|
150 |
150.3 |
111 |
Show |
|
12491+4213 |
ES 2643 |
|
45 |
45.1 |
113 |
Show |
|
12406+4017 |
HJ 2617 |
AB |
2 |
5.7 |
114 |
Show |
|
12406+4017 |
HJ 2617 |
AC |
176 |
168.7 |
114 |
Show |
|
12406+4017 |
BKO 114 |
AD |
343 |
43.1 |
114 |
Show |
|
12526+3830 |
SLW 789 |
|
294 |
116.5 |
115 |
Show |
|
12397+4028 |
ES 1402 |
AB |
27 |
3.6 |
125 |
Show |
|
12397+4028 |
LNA 2 |
Aa,Ab |
47 |
0.2 |
125 |
Show |
|
12582+4153 |
LDS5766 |
|
152 |
29.1 |
125 |
Show |
|
12400+4102 |
SMH 17 |
|
210 |
12.1 |
127 |
Show |
|
13012+4057 |
LEP 136 |
|
215 |
4.8 |
127 |
Show |
|
12428+4154 |
BWL 34 |
|
32 |
12.3 |
127 |
Show |
|
12584+4156 |
DAM 712 |
AB |
35 |
4.9 |
129 |
Show |
|
12584+4156 |
SKF2657 |
AC |
136 |
23.9 |
129 |
Show |
|
12473+3811 |
SKF2596 |
|
100 |
6.6 |
137 |
Show |
Cor Caroli |
12560+3819 |
STF1692 |
AB |
230 |
19.3 |
139 |
Show |
|
12560+3819 |
TOK 562 |
BC |
205 |
999.9 |
139 |
Show |
|
12571+4223 |
STF1697 |
|
217 |
28.3 |
143 |
Show |
|
13004+3856 |
COU1131 |
|
243 |
3.4 |
143 |
Show |
|
12550+4236 |
ES 2644 |
AB |
75 |
39.7 |
144 |
Show |
|
12550+4236 |
COU1580 |
Ba,Bb |
109 |
0.4 |
144 |
Show |
|
12533+4246 |
COU1579 |
|
141 |
0.3 |
148 |
Show |
|
12521+3755 |
SLW 786 |
|
207 |
16.7 |
148 |
Show |
|
12536+3758 |
STF1688 |
AB |
344 |
14.1 |
149 |
Show |
|
12536+3758 |
STF1688 |
AC |
355 |
79.7 |
149 |
|
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WDS 12505+4021 : COMPONENTS
12505+4021 A
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
125032.94+402212.3 |
|
Mag |
11.56 |
|
Spectral class |
M0V (red) |
|
PmRA |
-55.00 |
|
PmDE |
241.0 |
|
Tycho2 |
3021-01442-1 |
|
Tycho2 |
3021-01442-1 |
|
Pflag |
|
|
RAmdeg |
192.63723316 |
|
DEmdeg |
40.37008994 |
|
PmRA |
-54.9 |
|
PmDE |
241.3 |
|
E RAmdeg |
46 |
|
E DEmdeg |
58 |
|
E pmRA |
2.7 |
|
E pmDE |
2.4 |
|
EpRAm |
1983.57 |
|
EpDEm |
1983.31 |
|
Num |
3 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
0.2 |
|
Q pmRA |
0.8 |
|
Q pmDE |
0.2 |
|
BTmag |
13.550 |
|
E BTmag |
0.266 |
|
VTmag |
11.557 |
|
E VTmag |
0.081 |
|
Prox |
999 |
|
TYC |
|
|
HIP |
|
|
CCDM |
|
|
RAdeg |
192.63738444 |
|
DEdeg |
40.36953056 |
|
EpRA 1990 |
1.56 |
|
EpDE 1990 |
1.63 |
|
E RAdeg |
76.9 |
|
E DEdeg |
69.5 |
|
Posflg |
|
|
Corr |
-0.1 |
|
12505+4021 B
Componente originario normalizzato |
AB |
|
Coord arcsec 2000 |
125039.20+402134.0 |
|
Mag |
18.33 |
|
Spectral class |
M6e (red) |
|
PmRA |
-56.00 |
|
PmDE |
243.0 |
|
Calc delta mag |
6.77 |
|
Calc coord |
yes |
|