20201+3700 SEI 1087 AC
20h 20m 11.41s +37° 00' 06.7" P.A. 259.00 sep 11.8 mag 11.22,12.20
Coord 2000 |
20201+3700 |
|
Discov num |
SEI1087 |
|
Comp |
AC |
|
Coord arcsec 2000 |
20 20 11.41 +37 00 06.7 |
|
Date first |
1893 |
|
Date last |
2015 |
|
Obs |
8 |
|
Pa first |
256 |
|
Pa last |
259.1 |
|
P.A. Now (θ) |
259.1° |
|
Sep first |
11.8 |
|
Sep last |
11.771 |
|
Sep. Now (ρ) |
11.771" |
|
Mag pri |
11.22 |
|
Mag sec |
12.20 |
|
delta mag (ΔM) |
0.98 |
|
Spectral class |
|
|
Pri motion ra |
-002 |
|
Sec motion ra |
-001 |
|
Pri motion dec |
-005 |
|
Sec motion dec |
+005 |
|
Notes |
N
(See Notes) |
|
rPM=1.866
This double is not physical.
20201+3700 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 20 11 +37 00 07 |
TDT 2183 AB |
2012 |
2 |
192 |
1.6 |
11.22 |
11.98 |
0.76 |
|
|
Show |
|
|
20 20 11 +37 00 07 |
SEI 1087 AC |
2015 |
8 |
259 |
11.8 |
11.22 |
12.20 |
0.98 |
|
<=== |
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2684-00645-1 |
|
Gaia DR2 |
2057579021738181888 |
|
WDS 20201+3700 SEI 1087 AC : NOTES
discov_num |
notes |
refcode |
SEI1087 |
AC: Also known as ALI 422. |
|
REFERENCES
refcode |
metd |
author |
reference |
Sei1908 |
Pa - |
Scheiner, J. |
1908POPot..59.....S |
Sei1908 |
+Po |
Pub. Obs. Potsdam 20, #59, 1908 |
|
Sei1913A |
Pa - |
Scheiner, J. |
1913QB811.B8....... |
Sei1913A |
|
cited by Burnham (Carnegie Inst. Wash. #168, 1913) |
|
Sei1932A |
Pa - |
Scheiner, J. |
1932QB821.A43...... |
Sei1932A |
|
cited in ADS (Aitken Double Star Cat.), 1932 |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20201+3700 |
SEI1087 |
AC |
1998 |
6 |
258 |
11.8 |
11.22 |
12.20 |
|
N D |
202011.41+370006.7 |
20201+3700 |
SEI1087 |
AC |
2002 |
7 |
258 |
11.8 |
11.22 |
12.20 |
|
N D |
202011.41+370006.7 |
20201+3700 |
SEI1087 |
AC |
2015 |
8 |
259 |
11.8 |
11.22 |
12.20 |
|
N |
202011.41+370006.7 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20201+3700 SEI 1087 AC : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20201+3700 SEI 1087 AC : MEASURES
No records found.
WDS 20201+3700 : VIRTUAL EYEPIECE
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
|
|
WDS 20201+3700 : ALADIN DSS IMAGE @ 20h 20m 11.41s +37° 00' 06.7"
WDS 20201+3700 SEI 1087 AC : 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 |
|
20201+3700 |
TDT2183 |
AB |
192 |
1.6 |
|
Show |
|
20201+3700 |
SEI1087 |
AC |
259 |
11.8 |
|
Show |
|
20200+3702 |
SLE1005 |
|
12 |
6.5 |
3 |
Show |
|
20204+3656 |
SLE1007 |
|
345 |
9.7 |
6 |
Show |
|
20208+3655 |
SLE1010 |
|
352 |
12.8 |
10 |
Show |
|
20198+3707 |
ARY 1 |
|
257 |
76.6 |
10 |
Show |
|
20209+3657 |
ARY 26 |
|
307 |
111.3 |
10 |
Show |
|
20191+3648 |
COU2286 |
|
120 |
0.5 |
13 |
Show |
|
20204+3648 |
SLE1008 |
|
42 |
7.5 |
13 |
Show |
|
20214+3656 |
BLL 50 |
|
110 |
125.6 |
15 |
Show |
|
20194+3646 |
SLE1002 |
|
239 |
7.9 |
18 |
Show |
|
20217+3657 |
SEI1099 |
|
288 |
6.7 |
18 |
Show |
|
20192+3647 |
SEI1081 |
AB |
231 |
18.0 |
19 |
Show |
|
20192+3647 |
TOB 184 |
BC |
170 |
23.9 |
19 |
Show |
|
20194+3644 |
BKO 565 |
|
13 |
11.3 |
20 |
Show |
|
20191+3645 |
BU 1206 |
AB |
355 |
2.2 |
20 |
Show |
|
20184+3658 |
MLB 417 |
|
75 |
4.0 |
21 |
Show |
|
20191+3644 |
SLE 997 |
|
339 |
10.0 |
22 |
Show |
|
20193+3641 |
BKO 564 |
|
137 |
11.3 |
22 |
Show |
|
20191+3720 |
TDT2163 |
|
289 |
3.7 |
24 |
Show |
|
20187+3715 |
SLE 994 |
|
353 |
14.5 |
24 |
Show |
|
20214+3720 |
SLE1012 |
|
302 |
10.6 |
25 |
Show |
|
20199+3725 |
COU2287 |
|
309 |
0.2 |
25 |
Show |
|
20206+3726 |
SEI1093 |
|
67 |
6.7 |
26 |
Show |
|
20187+3720 |
SLE 995 |
|
143 |
8.8 |
27 |
Show |
|
20193+3635 |
AG 253 |
AB |
118 |
9.8 |
28 |
Show |
|
20193+3635 |
AG 253 |
AC |
268 |
171.9 |
28 |
Show |
|
20189+3723 |
BKO 823 |
|
201 |
6.4 |
28 |
Show |
|
20226+3656 |
ES 2506 |
|
150 |
5.7 |
29 |
Show |
|
20191+3635 |
SEI1080 |
|
72 |
22.6 |
29 |
Show |
|
20213+3726 |
KPP2090 |
|
335 |
16.9 |
30 |
Show |
|
20189+3635 |
BKO 562 |
|
241 |
6.6 |
30 |
Show |
|
20179+3712 |
SEI1071 |
|
11 |
27.5 |
31 |
Show |
|
20227+3651 |
ES 2190 |
|
187 |
1.5 |
31 |
Show |
|
20216+3725 |
SEI1100 |
AB |
286 |
7.2 |
31 |
Show |
|
20216+3725 |
SEI1100 |
AC |
129 |
15.4 |
31 |
Show |
|
20191+3730 |
SLE 999 |
|
168 |
10.7 |
32 |
Show |
|
20178+3645 |
SEI1067 |
|
58 |
16.6 |
33 |
Show |
|
20189+3730 |
TDT2160 |
|
274 |
6.0 |
35 |
Show |
|
20228+3647 |
KPP 4 |
|
176 |
8.5 |
35 |
Show |
|
20176+3643 |
SLE 988 |
|
115 |
10.8 |
36 |
Show |
|
20191+3628 |
SLE 998 |
|
183 |
7.5 |
36 |
Show |
|
20205+3623 |
SEI1092 |
|
14 |
27.3 |
38 |
Show |
|
20185+3735 |
TDT2155 |
|
125 |
0.6 |
41 |
Show |
|
20176+3729 |
SLE 987 |
|
208 |
11.1 |
43 |
Show |
|
20188+3620 |
SEI1077 |
|
330 |
11.3 |
44 |
Show |
|
20197+3743 |
ES 2505 |
|
247 |
8.3 |
44 |
Show |
|
20200+3616 |
BU 431 |
|
208 |
0.5 |
45 |
Show |
|
20166+3651 |
SEI1059 |
|
320 |
13.0 |
45 |
Show |
|
20165+3703 |
ARY 24 |
|
307 |
96.3 |
45 |
Show |
|
20170+3725 |
HDS2891 |
Aa,Ab |
55 |
0.9 |
46 |
|
|
WDS 20201+3700 : COMPONENTS
|
A |
B |
B |
pa=189.9°
sep=1.61"
| |
C |
pa=256.4°
sep=9.50"
| pa=265.9°
sep=8.98"
|
20201+3700 A
Coord arcsec 2000 |
202011.41+370006.7 |
|
Mag |
11.22 |
|
PmRA |
-2.00 |
|
PmDE |
-3.0 |
|
Tycho2 |
2684-00645-1 |
|
Tycho2 |
2684-00645-1 |
|
Pflag |
|
|
RAmdeg |
305.04754200 |
|
DEmdeg |
37.00188844 |
|
PmRA |
-2.4 |
|
PmDE |
-3.2 |
|
E RAmdeg |
52 |
|
E DEmdeg |
47 |
|
E pmRA |
1.9 |
|
E pmDE |
1.8 |
|
EpRAm |
1981.90 |
|
EpDEm |
1982.82 |
|
Num |
5 |
|
Q RAmdeg |
1.0 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
1.1 |
|
Q pmDE |
1.1 |
|
BTmag |
11.834 |
|
E BTmag |
0.089 |
|
VTmag |
11.103 |
|
E VTmag |
0.078 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
305.04754639 |
|
DEdeg |
37.00189417 |
|
EpRA 1990 |
1.60 |
|
EpDE 1990 |
1.75 |
|
E RAdeg |
55.1 |
|
E DEdeg |
49.5 |
|
Posflg |
|
|
Corr |
0.1 |
|
20201+3700 B
Coord arcsec 2000 |
202011.39+370005.1 |
|
Mag |
11.98 |
|
PmRA |
-2.00 |
|
PmDE |
-3.0 |
|
Calc delta mag |
0.76 |
|
Calc coord |
yes |
|
20201+3700 C
Coord arcsec 2000 |
202010.64+370004.5 |
|
Mag |
12.2 |
|
PmRA |
-1.00 |
|
PmDE |
5.0 |
|
Calc delta mag |
0.98 |
|
Calc coord |
yes |
|