20487+3124 TDT 2555
20h 48m 43.39s +31° 24' 03.9" P.A. 188.00 sep 0.9 mag 11.77,11.91
Coord 2000 |
20487+3124 |
|
Discov num |
TDT2555 |
|
Comp |
|
|
Coord arcsec 2000 |
20 48 43.39 +31 24 03.9 |
|
Date first |
1991 |
|
Date last |
2010 |
|
Obs |
2 |
|
Pa first |
134 |
|
Pa last |
188.1 |
|
P.A. Now (θ) |
188.1° |
|
Sep first |
0.8 |
|
Sep last |
0.88 |
|
Sep. Now (ρ) |
0.88" |
|
Mag pri |
11.77 |
|
Mag sec |
11.91 |
|
delta mag (ΔM) |
0.14 |
|
Spectral class |
|
|
Pri motion ra |
+022 |
|
Sec motion ra |
+022 |
|
Pri motion dec |
-007 |
|
Sec motion dec |
-007 |
|
Notes |
|
|
Nature of this double is uncertain.
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2687-01943-1 |
|
Gaia DR2 |
1859845912924294144 |
|
WDS 20487+3124 TDT 2555 : NOTES
No records found.
DISCOVERER
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20487+3124 |
TDT2555 |
|
1991 |
1 |
134 |
0.8 |
11.77 |
11.91 |
|
|
204843.39+312403.9 |
20487+3124 |
TDT2555 |
|
2010 |
2 |
188 |
0.9 |
11.77 |
11.91 |
|
|
204843.39+312403.9 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20487+3124 TDT 2555 : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20487+3124 TDT 2555 : MEASURES
No records found.
WDS 20487+3124 : VIRTUAL EYEPIECE

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|
|
WDS 20487+3124 : ALADIN DSS IMAGE @ 20h 48m 43.39s +31° 24' 03.9"
WDS 20487+3124 TDT 2555 : 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 |
|
20487+3124 |
TDT2555 |
|
188 |
0.9 |
0 |
Show |
|
20493+3113 |
TDS1101 |
|
231 |
1.2 |
14 |
Show |
|
20492+3111 |
LDS2930 |
|
273 |
22.2 |
15 |
Show |
|
20491+3148 |
ES 370 |
|
44 |
7.7 |
25 |
Show |
|
20478+3057 |
ES 368 |
|
359 |
3.1 |
30 |
Show |
|
20503+3151 |
TDT2570 |
|
262 |
3.2 |
34 |
Show |
|
20487+3159 |
ES 369 |
|
316 |
7.1 |
36 |
Show |
|
20484+3049 |
TDT2552 |
|
124 |
2.3 |
36 |
Show |
|
20506+3055 |
BU 67 |
AB |
311 |
1.5 |
38 |
Show |
|
20506+3055 |
GII 293 |
Aa,Ab |
137 |
0.1 |
38 |
Show |
|
20470+3156 |
GYL 71 |
|
46 |
24.4 |
40 |
Show |
|
20515+3104 |
NSN 737 |
AB |
134 |
1.4 |
41 |
Show |
|
20515+3104 |
RAO 676 |
AC |
22 |
4.5 |
41 |
Show |
|
20464+3155 |
TDT2532 |
|
127 |
1.8 |
43 |
Show |
|
20455+3102 |
A 1211 |
|
242 |
3.6 |
47 |
Show |
|
20452+3146 |
ARY 86 |
|
22 |
78.4 |
51 |
Show |
|
20471+3210 |
ARY 61 |
|
237 |
99.4 |
51 |
Show |
|
20528+3132 |
TDT2599 |
|
325 |
1.7 |
53 |
Show |
|
20493+3217 |
LDS2931 |
AB |
246 |
34.4 |
54 |
Show |
|
20493+3217 |
HLA 28 |
AC |
125 |
5.3 |
54 |
Show |
|
20447+3146 |
TDT2513 |
|
329 |
0.6 |
56 |
Show |
|
20530+3136 |
TDT2602 |
|
64 |
0.6 |
57 |
Show |
|
20456+3043 |
STF2726 |
|
74 |
5.8 |
57 |
Show |
|
20529+3149 |
A 1213 |
|
178 |
3.3 |
59 |
Show |
|
20529+3154 |
GYL 40 |
|
22 |
23.0 |
61 |
Show |
|
20534+3113 |
TDT2609 |
|
11 |
0.5 |
61 |
Show |
|
20439+3119 |
ES 366 |
|
128 |
4.4 |
63 |
Show |
|
20536+3138 |
HDS2976 |
|
248 |
0.3 |
64 |
Show |
|
20506+3024 |
STT 415 |
|
234 |
3.7 |
65 |
Show |
|
20437+3137 |
LDS2929 |
|
219 |
2.5 |
65 |
Show |
|
20523+3038 |
LDS6417 |
|
295 |
228.9 |
65 |
Show |
|
20525+3040 |
TDT2594 |
|
160 |
0.8 |
66 |
Show |
|
20491+3230 |
GYL 70 |
|
188 |
61.2 |
67 |
Show |
|
20435+3127 |
TDT2499 |
|
80 |
0.4 |
68 |
Show |
|
20535+3057 |
STTA212 |
|
155 |
65.7 |
68 |
Show |
|
20538+3104 |
CLL 16 |
|
184 |
32.0 |
69 |
Show |
|
20540+3124 |
ES 371 |
|
134 |
3.5 |
69 |
Show |
|
20535+3156 |
GYL 41 |
|
203 |
34.2 |
70 |
Show |
|
20475+3016 |
COU1176 |
|
45 |
0.4 |
70 |
Show |
|
20483+3009 |
TDT2551 |
|
41 |
3.2 |
76 |
Show |
|
20448+3022 |
AG 410 |
|
187 |
19.0 |
81 |
Show |
|
20531+3221 |
ES 2379 |
|
115 |
7.0 |
82 |
Show |
|
20534+3220 |
ES 2380 |
|
333 |
5.5 |
82 |
Show |
|
20554+3059 |
J 2329 |
|
11 |
6.5 |
83 |
Show |
|
20435+3212 |
KPP1637 |
|
224 |
12.6 |
83 |
Show |
|
20483+3247 |
TDT2550 |
|
132 |
0.9 |
84 |
Show |
|
20451+3014 |
ES 367 |
|
244 |
6.9 |
85 |
Show |
|
20538+3029 |
J 3117 |
|
40 |
5.5 |
85 |
Show |
|
20547+3046 |
LDS2934 |
|
178 |
10.8 |
85 |
Show |
|
20493+2957 |
TDS1102 |
|
19 |
1.1 |
87 |
Show |
|
20540+3220 |
TDT2615 |
|
281 |
0.4 |
88 |
|
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WDS 20487+3124 : COMPONENTS
20487+3124 A
Coord arcsec 2000 |
204843.39+312403.9 |
|
Mag |
11.77 |
|
PmRA |
22.00 |
|
PmDE |
-7.0 |
|
Tycho2 |
2687-01943-1 |
|
Tycho2 |
2687-01943-1 |
|
Pflag |
|
|
RAmdeg |
312.18088282 |
|
DEmdeg |
31.40103112 |
|
PmRA |
21.5 |
|
PmDE |
-6.6 |
|
E RAmdeg |
29 |
|
E DEmdeg |
32 |
|
E pmRA |
1.7 |
|
E pmDE |
1.6 |
|
EpRAm |
1985.07 |
|
EpDEm |
1986.42 |
|
Num |
6 |
|
Q RAmdeg |
0.8 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.8 |
|
Q pmDE |
1.0 |
|
BTmag |
11.660 |
|
E BTmag |
0.057 |
|
VTmag |
11.176 |
|
E VTmag |
0.059 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
312.18081528 |
|
DEdeg |
31.40104556 |
|
EpRA 1990 |
1.60 |
|
EpDE 1990 |
1.78 |
|
E RAdeg |
38.8 |
|
E DEdeg |
34.8 |
|
Posflg |
|
|
Corr |
0.3 |
|
20487+3124 B
Coord arcsec 2000 |
204843.38+312403.0 |
|
Mag |
11.91 |
|
PmRA |
22.00 |
|
PmDE |
-7.0 |
|
Calc delta mag |
0.14 |
|
Calc coord |
yes |
|