20216+3725 SEI 1100 AB
20h 21m 38.68s +37° 25' 15.1" P.A. 286.00 sep 7.2 mag 10.66,11.50 Sp O8V
Coord 2000 |
20216+3725 |
|
Discov num |
SEI1100 |
|
Comp |
AB |
|
Coord arcsec 2000 |
20 21 38.68 +37 25 15.1 |
|
Date first |
1895 |
|
Date last |
2015 |
|
Obs |
12 |
|
Pa first |
290 |
|
Pa last |
286.3 |
|
P.A. Now (θ) |
286.3° |
|
Sep first |
6.6 |
|
Sep last |
7.224 |
|
Sep. Now (ρ) |
7.224" |
|
Mag pri |
10.66 |
|
Mag sec |
11.50 |
|
delta mag (ΔM) |
0.84 |
|
Spectral class |
O8V (blue) |
|
Pri motion ra |
-005 |
|
Sec motion ra |
-024 |
|
Pri motion dec |
-004 |
|
Sec motion dec |
-011 |
|
Notes |
|
|
rPM=0.767
Nature of this double is uncertain.
20216+3725 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
|
20 21 39 +37 25 15 |
SEI 1100 AB |
2015 |
12 |
286 |
7.2 |
10.66 |
11.50 |
0.84 |
|
<=== |
Show |
|
|
20 21 39 +37 25 15 |
SEI 1100 AC |
2015 |
10 |
129 |
15.4 |
10.66 |
11.80 |
1.14 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
Tycho2 |
2684-00142-1 |
|
Gaia DR2 |
2057966844407221120 |
|
ADS |
13757 |
|
WDS 20216+3725 SEI 1100 AB : NOTES
No records found.
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 |
20216+3725 |
SEI1100 |
AB |
1998 |
5 |
287 |
7.2 |
10.66 |
12.20 |
|
D |
202138.68+372515.1 |
20216+3725 |
SEI1100 |
AB |
2002 |
6 |
286 |
7.2 |
10.66 |
12.20 |
|
D |
202138.68+372515.1 |
20216+3725 |
SEI1100 |
AB |
2015 |
7 |
286 |
7.2 |
10.66 |
12.20 |
O8V |
|
202138.68+372515.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20216+3725 SEI 1100 AB : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20216+3725 SEI 1100 AB : MEASURES
No records found.
WDS 20216+3725 : 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 20216+3725 : ALADIN DSS IMAGE @ 20h 21m 38.68s +37° 25' 15.1"
WDS 20216+3725 SEI 1100 AB : 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 |
|
20216+3725 |
SEI1100 |
AB |
286 |
7.2 |
|
Show |
|
20216+3725 |
SEI1100 |
AC |
129 |
15.4 |
|
Show |
|
20213+3726 |
KPP2090 |
|
335 |
16.9 |
5 |
Show |
|
20214+3720 |
SLE1012 |
|
302 |
10.6 |
7 |
Show |
|
20206+3726 |
SEI1093 |
|
67 |
6.7 |
18 |
Show |
|
20199+3725 |
COU2287 |
|
309 |
0.2 |
21 |
Show |
|
20212+3745 |
SLE1011 |
|
37 |
7.8 |
21 |
Show |
|
20208+3748 |
SEI1095 |
|
63 |
24.7 |
25 |
Show |
|
20237+3729 |
CIA 20 |
|
300 |
0.0 |
26 |
Show |
|
20198+3707 |
ARY 1 |
|
257 |
76.6 |
28 |
Show |
|
20217+3657 |
SEI1099 |
|
288 |
6.7 |
29 |
Show |
|
20207+3751 |
TDT2194 |
|
343 |
0.6 |
29 |
Show |
|
20197+3743 |
ES 2505 |
|
247 |
8.3 |
30 |
Show |
|
20214+3656 |
BLL 50 |
|
110 |
125.6 |
30 |
Show |
|
20209+3657 |
ARY 26 |
|
307 |
111.3 |
30 |
Show |
|
20191+3730 |
SLE 999 |
|
168 |
10.7 |
31 |
Show |
|
20226+3656 |
ES 2506 |
|
150 |
5.7 |
31 |
Show |
|
20200+3702 |
SLE1005 |
|
12 |
6.5 |
31 |
Show |
|
20201+3700 |
TDT2183 |
AB |
192 |
1.6 |
31 |
Show |
|
20201+3700 |
SEI1087 |
AC |
259 |
11.8 |
31 |
Show |
|
20242+3720 |
COU2288 |
|
98 |
0.4 |
32 |
Show |
|
20230+3752 |
TDS1066 |
|
285 |
1.0 |
32 |
Show |
|
20191+3720 |
TDT2163 |
|
289 |
3.7 |
32 |
Show |
|
20208+3655 |
SLE1010 |
|
352 |
12.8 |
32 |
Show |
|
20189+3723 |
BKO 823 |
|
201 |
6.4 |
33 |
Show |
|
20213+3758 |
SEI1098 |
AB |
146 |
21.7 |
34 |
Show |
|
20213+3758 |
LDS1040 |
AC |
74 |
206.3 |
34 |
Show |
|
20204+3656 |
SLE1007 |
|
345 |
9.7 |
34 |
Show |
|
20189+3730 |
TDT2160 |
|
274 |
6.0 |
34 |
Show |
|
20223+3759 |
SEI1105 |
|
188 |
17.6 |
35 |
Show |
|
20202+3755 |
TDT2182 |
|
183 |
0.5 |
35 |
Show |
|
20227+3651 |
ES 2190 |
|
187 |
1.5 |
35 |
Show |
|
20187+3720 |
SLE 995 |
|
143 |
8.8 |
36 |
Show |
|
20193+3748 |
SLE1000 |
|
240 |
12.1 |
37 |
Show |
|
20187+3715 |
SLE 994 |
|
353 |
14.5 |
37 |
Show |
|
20185+3735 |
TDT2155 |
|
125 |
0.6 |
39 |
Show |
|
20195+3754 |
SLE1003 |
|
129 |
8.5 |
39 |
Show |
|
20204+3648 |
SLE1008 |
|
42 |
7.5 |
41 |
Show |
|
20228+3647 |
KPP 4 |
|
176 |
8.5 |
42 |
Show |
|
20191+3648 |
COU2286 |
|
120 |
0.5 |
43 |
Show |
|
20216+3807 |
SLE1013 |
|
351 |
15.1 |
43 |
Show |
|
20206+3806 |
SLE1009 |
|
344 |
15.6 |
43 |
Show |
|
20198+3806 |
BKO 826 |
|
87 |
4.9 |
47 |
Show |
|
20184+3658 |
MLB 417 |
|
75 |
4.0 |
47 |
Show |
|
20179+3712 |
SEI1071 |
|
11 |
27.5 |
47 |
Show |
|
20176+3729 |
SLE 987 |
|
208 |
11.1 |
48 |
Show |
|
20194+3646 |
SLE1002 |
|
239 |
7.9 |
49 |
Show |
|
20196+3808 |
SEI1084 |
AB |
247 |
26.3 |
49 |
Show |
|
20196+3808 |
TOB 185 |
AC |
259 |
13.6 |
49 |
Show |
|
20192+3647 |
SEI1081 |
AB |
231 |
18.0 |
49 |
Show |
|
20177+3740 |
SLE 989 |
|
223 |
8.9 |
49 |
|
|
WDS 20216+3725 : COMPONENTS
|
A |
B |
B |
pa=290.2°
sep=5.87"
| |
C |
pa=135.2°
sep=13.54"
| pa=127.7°
sep=19.01"
|
20216+3725 A
Coord arcsec 2000 |
202138.68+372515.1 |
|
Mag |
10.66 |
|
Spectral class |
O8V (blue) |
|
PmRA |
-5.00 |
|
PmDE |
-4.0 |
|
Tycho2 |
2684-00142-1 |
|
ADS |
13757 |
|
DM |
BD+36 4032 |
|
Tycho2 |
2684-00142-1 |
|
Pflag |
|
|
RAmdeg |
305.41116991 |
|
DEmdeg |
37.42087738 |
|
PmRA |
-5.0 |
|
PmDE |
-5.7 |
|
E RAmdeg |
41 |
|
E DEmdeg |
38 |
|
E pmRA |
1.9 |
|
E pmDE |
1.8 |
|
EpRAm |
1985.19 |
|
EpDEm |
1985.91 |
|
Num |
5 |
|
Q RAmdeg |
1.6 |
|
Q DEmdeg |
0.3 |
|
Q pmRA |
1.5 |
|
Q pmDE |
0.3 |
|
BTmag |
12.210 |
|
E BTmag |
0.136 |
|
VTmag |
10.658 |
|
E VTmag |
0.049 |
|
Prox |
999 |
|
TYC |
T |
|
HIP |
|
|
CCDM |
|
|
RAdeg |
305.41118333 |
|
DEdeg |
37.42089056 |
|
EpRA 1990 |
1.50 |
|
EpDE 1990 |
1.68 |
|
E RAdeg |
43.3 |
|
E DEdeg |
38.6 |
|
Posflg |
|
|
Corr |
0.1 |
|
20216+3725 B
Coord arcsec 2000 |
202138.22+372517.1 |
|
Mag |
11.5 |
|
PmRA |
-24.00 |
|
PmDE |
-11.0 |
|
Calc delta mag |
0.84 |
|
Calc coord |
yes |
|
20216+3725 C
Coord arcsec 2000 |
202139.48+372505.5 |
|
Mag |
11.8 |
|
PmRA |
-6.00 |
|
PmDE |
-4.0 |
|
Calc delta mag |
1.14 |
|
Calc coord |
yes |
|