23186+6807 STF 3001 AB (Omi Cep)
23h 18m 37.41s +68° 06' 41.1" P.A. 224.00 sep 3.4 mag 4.97,7.28 Sp G8III dist. 62.27 pc (203.12 l.y.)
Coord 2000 |
23186+6807 |
|
Discov num |
STF3001 |
|
Comp |
AB |
|
Coord arcsec 2000 |
23 18 37.41 +68 06 41.1 |
|
Date first |
1828 |
|
Date last |
2022 |
|
Obs |
240 |
|
Pa first |
174 |
|
Pa last |
223.8 |
|
P.A. Now (θ) |
223.8° |
|
Sep first |
2.0 |
|
Sep last |
3.44 |
|
Sep. Now (ρ) |
3.44" |
|
Mag pri |
4.97 |
|
Mag sec |
7.28 |
|
delta mag (ΔM) |
2.31 |
|
Spectral class |
G8III (yellow) |
|
Pri motion ra |
+053 |
|
Sec motion ra |
+046 |
|
Pri motion dec |
+024 |
|
Sec motion dec |
+013 |
|
Notes |
N
O
(See Notes, Orbital solution) |
|
rPM=0.224 (< 0.3, Physical double)
This double is physical.
23186+6807 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
Omi Cep |
20554 |
23 18 37 +68 06 41 |
STF 3001 AB |
2022 |
240 |
224 |
3.4 |
4.97 |
7.28 |
2.31 |
Y |
<=== |
Show |
|
20554 |
23 18 37 +68 06 41 |
STF 3001 AC |
2012 |
2 |
356 |
44.0 |
4.97 |
12.90 |
7.93 |
|
|
Triple system
3 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Name |
Omi Cep |
|
Var name |
NSV14495 Cep |
|
Constellation |
Cepheus |
|
SAO |
20554 |
|
HIP |
115088 |
|
Tycho2 |
4478-01361-1 |
|
Gaia DR2 |
2213911506281421824 |
|
HD |
219916 |
|
HR |
8872 |
|
GC |
32463 |
|
ADS |
16666 |
|
BD |
BD+67 1514 |
|
Bayer |
Omicron Cephei |
|
Bayer name |
Omi Cep |
|
Flamsteed |
34 Cephei |
|
Flamsteed name |
34 Cep |
|
Distance |
62.27 |
|
Distance ly |
203.12 |
|
Bayer greek |
ο Cep |
|
ORBITAL ELEMENTS
Period (P) | 2198.7243y | ± 954.5756 |
Periastron (T) | 1744.0458y | ± 359.5156 |
Semi-major axis (a) | 9.52716a | ± 5.13334 |
Eccentricity (e) | 0.91375 | ± 0.1455 |
Inclination (i) | 71.159° | ± 12.139 |
Longitude of periastron (ω) | 289.955° | ± 31.201 |
Node (Ω) | 137.169° | ± 64.522 |
Notes | n | |
Reference | Izm2019 | |
Equinox | | |
Last observation | 2014 | |
Grade | 4 | (1=Definitive, 9=Indet.) |
label |
theta |
rho |
2000 |
219.8 |
3.303 |
2001 |
220.0 |
3.310 |
2002 |
220.2 |
3.316 |
2003 |
220.3 |
3.323 |
2004 |
220.5 |
3.329 |
2005 |
220.7 |
3.335 |
2006 |
220.9 |
3.342 |
2007 |
221.0 |
3.348 |
2008 |
221.2 |
3.355 |
2009 |
221.4 |
3.361 |
2010 |
221.5 |
3.368 |
2011 |
221.7 |
3.374 |
2012 |
221.9 |
3.381 |
2013 |
222.1 |
3.387 |
2014 |
222.2 |
3.394 |
2015 |
222.4 |
3.400 |
2016 |
222.6 |
3.407 |
2017 |
222.7 |
3.413 |
2018 |
222.9 |
3.420 |
2019 |
223.1 |
3.426 |
2020 |
223.2 |
3.433 |
2021 |
223.4 |
3.440 |
2022 |
223.6 |
3.446 |
2023 |
223.7 |
3.453 |
2024 |
223.9 |
3.459 |
2025 |
224.1 |
3.466 |
2026 |
224.2 |
3.473 |
2027 |
224.4 |
3.479 |
2028 |
224.5 |
3.486 |
2029 |
224.7 |
3.492 |
2030 |
224.9 |
3.499 |
|
|
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.
|
|
|
|
|
|
|
|
Measures: green=micrometric, blue=interferometric, purple=photographic |
|
WDS 23186+6807 STF 3001 AB (Omi Cep) : NOTES
discov_num |
notes |
refcode |
|
System mass 3.65 +-0.60 Msun. G8III spectral type of primary |
|
|
See Baize & Petit (1989) catalog of doubles with variable component. |
Baz1989d |
STF3001 |
omi Cep = 34 Cep. A premature orbit has been computed. |
|
|
confirmed. |
Doc2003d |
REFERENCES
refcode |
metd |
author |
reference |
Baz1989d |
- |
Baize, P. & Petit, M. |
1989A&AS...77..497B |
Baz1989d |
|
A&AS 77, 497, 1989 |
|
Doc2003d |
orb - |
Docobo, J.A., Tamazian, V.S., Andrade, M., & Melikian, N.D. |
2003AJ....126.1522D |
Doc2003d |
|
AJ 126, 1522, 2003 |
|
Izm2019 |
orb u |
Izmailov, I.S. |
2019AstL...45...30I |
Izm2019 |
|
Ast. Lett. 45, 30, 2019 |
|
Izm2019 |
|
(Orbital elements from weighted solutions used when available (Table 2), |
|
Izm2019 |
|
unweighted elements (Table 1) used for remaining 29 systems.) |
|
DISCOVERER
idgroup |
discov |
author |
1 |
STF |
Struve, F.G.W. |
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
23186+6807 |
STF3001 |
AB |
2007 |
216 |
221 |
3.2 |
4.97 |
7.28 |
G8III |
NOD |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2011 |
223 |
222 |
3.2 |
4.97 |
7.28 |
G8III |
NOD |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2012 |
224 |
222 |
3.2 |
4.97 |
7.28 |
G8III |
NOD |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2014 |
229 |
222 |
3.5 |
4.97 |
7.28 |
G8III |
NO |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2017 |
233 |
222 |
3.3 |
4.97 |
7.28 |
G8III |
NO |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2018 |
234 |
224 |
3.4 |
4.97 |
7.28 |
G8III |
NO |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2020 |
239 |
223 |
3.4 |
4.97 |
7.28 |
G8III |
NO |
231837.41+680641.1 |
23186+6807 |
STF3001 |
AB |
2022 |
240 |
224 |
3.4 |
4.97 |
7.28 |
G8III |
NO |
231837.41+680641.1 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 23186+6807 STF 3001 AB (Omi Cep) : VISUAL OBSERVATIONS REPORTS
WDS 23186+6807 STF 3001 AB (Omi Cep) : MEASURES
Records found: 1
WDS 23186+6807 (Omi Cep) : 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 23186+6807 (Omi Cep) : ALADIN DSS IMAGE @ 23h 18m 37.41s +68° 06' 41.1"
WDS 23186+6807 STF 3001 AB (Omi Cep) : 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 |
|
23186+6807 |
STF3001 |
AB |
224 |
3.4 |
|
Show |
|
23186+6807 |
STF3001 |
AC |
356 |
44.0 |
|
Show |
|
23153+6746 |
HJ 1865 |
|
214 |
7.3 |
28 |
Show |
|
23212+6737 |
OSO 194 |
|
354 |
17.5 |
33 |
Show |
|
23241+6748 |
TDT4019 |
|
86 |
0.9 |
36 |
Show |
|
23257+6804 |
HDS3334 |
|
279 |
0.1 |
40 |
Show |
|
23234+6736 |
HDS3329 |
|
155 |
15.4 |
41 |
Show |
|
23260+6743 |
KPP2172 |
|
57 |
17.8 |
48 |
Show |
|
23268+6752 |
HDS3337 |
|
183 |
3.4 |
49 |
Show |
|
23119+6736 |
HU 996 |
AB |
208 |
2.3 |
50 |
Show |
|
23119+6736 |
HU 996 |
AC |
185 |
18.8 |
50 |
Show |
|
23272+6824 |
KPP1832 |
|
70 |
14.2 |
51 |
Show |
|
23096+6822 |
KPP4303 |
|
339 |
16.7 |
53 |
Show |
|
23095+6826 |
FAL 75 |
|
307 |
8.7 |
55 |
Show |
|
23261+6728 |
SKF2747 |
|
166 |
7.4 |
59 |
Show |
|
23261+6727 |
MLR 94 |
|
340 |
3.7 |
59 |
Show |
|
23138+6904 |
A 787 |
|
17 |
2.8 |
64 |
Show |
|
23303+6822 |
MLB 319 |
|
126 |
6.3 |
67 |
Show |
|
23244+6917 |
A 789 |
|
85 |
2.2 |
78 |
Show |
|
23213+6927 |
LDS5078 |
|
180 |
28.7 |
81 |
Show |
|
23068+6721 |
AZC 185 |
|
14 |
17.4 |
82 |
Show |
|
23017+6748 |
HU 993 |
|
215 |
2.1 |
98 |
Show |
|
23356+6750 |
CLZ 92 |
|
331 |
133.9 |
98 |
Show |
|
23101+6642 |
AZC 186 |
|
14 |
17.1 |
98 |
Show |
|
23365+6813 |
FOX 49 |
|
173 |
3.1 |
101 |
Show |
|
23003+6755 |
GIC 187 |
|
29 |
12.1 |
104 |
Show |
|
23365+6742 |
UC 292 |
|
296 |
13.6 |
104 |
Show |
|
23156+6950 |
MLB 318 |
AB |
245 |
3.2 |
105 |
Show |
|
23156+6950 |
MLB 318 |
AC |
237 |
9.8 |
105 |
Show |
|
23315+6925 |
HDS3350 |
|
66 |
1.0 |
106 |
Show |
|
23326+6658 |
MLR 100 |
|
20 |
1.0 |
106 |
Show |
|
23356+6722 |
TDS1217 |
|
29 |
0.9 |
106 |
Show |
|
23378+6813 |
BU 855 |
|
198 |
0.8 |
108 |
Show |
|
23278+6627 |
SKF2617 |
|
341 |
69.6 |
113 |
Show |
|
23016+6912 |
OL 224 |
|
48 |
6.9 |
114 |
Show |
|
23181+6609 |
MLB1103 |
|
201 |
9.3 |
118 |
Show |
|
22589+6902 |
GIC 186 |
|
233 |
21.5 |
122 |
Show |
|
23384+6911 |
CVR 289 |
|
171 |
69.7 |
126 |
Show |
|
23309+6954 |
HJ 1890 |
AB |
238 |
8.6 |
127 |
Show |
|
23309+6954 |
VBS 38 |
AC |
144 |
43.7 |
127 |
Show |
|
23185+7014 |
LDS2034 |
|
209 |
4.0 |
128 |
Show |
|
23353+6937 |
MLB 320 |
|
345 |
5.0 |
129 |
Show |
|
23233+6559 |
WIS 385 |
|
9 |
999.9 |
131 |
Show |
|
23088+7006 |
HJ 1851 |
|
342 |
3.4 |
131 |
Show |
|
23094+7012 |
A 786 |
|
155 |
1.9 |
135 |
Show |
|
23188+7025 |
HDS3320 |
|
307 |
1.0 |
139 |
Show |
|
23110+6555 |
AG 290 |
|
265 |
14.7 |
140 |
Show |
|
23107+7020 |
RAO 679 |
|
39 |
0.8 |
141 |
Show |
|
23101+7026 |
MLB 437 |
|
138 |
4.3 |
145 |
Show |
|
23115+6543 |
SKF2616 |
|
324 |
11.3 |
150 |
Show |
|
23126+7038 |
MLB 438 |
|
44 |
2.8 |
154 |
|
|
WDS 23186+6807 : COMPONENTS
|
A |
B |
B |
pa=199.7°
sep=2.64"
| |
C |
pa=358.3°
sep=43.88"
| pa=359.5°
sep=46.35"
|
23186+6807 A
Name |
Omi Cep |
|
Coord arcsec 2000 |
231837.41+680641.1 |
|
Mag |
4.97 |
|
Spectral class |
G8III (yellow) |
|
PmRA |
53.00 |
|
PmDE |
24.0 |
|
SAO |
20554 |
|
HIP |
115088 |
|
Tycho2 |
4478-01361-1 |
|
HD |
219916 |
|
HR |
8872 |
|
GC |
32463 |
|
BD |
BD+67 1514 |
|
Bayer |
Omicron Cephei |
|
Bayer name |
Omi Cep |
|
Flamsteed |
34 Cephei |
|
Flamsteed name |
34 Cep |
|
Tycho2 |
4478-01361-1 |
|
Pflag |
|
|
RAmdeg |
349.65620785 |
|
DEmdeg |
68.11147467 |
|
PmRA |
53.3 |
|
PmDE |
24.2 |
|
E RAmdeg |
3 |
|
E DEmdeg |
3 |
|
E pmRA |
1.9 |
|
E pmDE |
2.0 |
|
EpRAm |
1991.59 |
|
EpDEm |
1991.64 |
|
Num |
3 |
|
Q RAmdeg |
0.7 |
|
Q DEmdeg |
1.0 |
|
Q pmRA |
0.7 |
|
Q pmDE |
0.9 |
|
BTmag |
6.002 |
|
E BTmag |
0.014 |
|
VTmag |
4.971 |
|
E VTmag |
0.009 |
|
Prox |
33 |
|
TYC |
T |
|
HIP |
115088 |
|
CCDM |
A |
|
RAdeg |
349.65587472 |
|
DEdeg |
68.11141861 |
|
EpRA 1990 |
1.62 |
|
EpDE 1990 |
1.66 |
|
E RAdeg |
3.3 |
|
E DEdeg |
3.3 |
|
Posflg |
D |
|
Corr |
0.0 |
|
SAO |
20554 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0102 |
|
DE1950 |
|
|
PmDE1950 |
0.022 |
|
Vmag |
4.9 |
|
SpType |
G5 |
|
Double code |
|
|
Source |
70 |
|
CatNum |
32463 |
|
DM |
BD+67 1514 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
219916 |
|
M HD |
0 |
|
GC |
32463 |
|
RA1950rad |
6.09364471 |
|
DE1950rad |
1.18399316 |
|
PmRA2000 |
0.0105 |
|
PmDE2000 |
0.016 |
|
Catalog |
H |
|
HIP |
115088 |
|
Proxy |
H |
|
RAhms |
23 18 37.41 |
|
DEdms |
+68 06 41.1 |
|
Vmag |
4.75 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
349.656 |
|
DEdeg |
68.1114 |
|
AstroRef |
A |
|
Plx |
15.48 |
|
CCDM |
23186+6807 |
|
N CCDM |
I |
|
Nsys |
1 |
|
Ncomp |
2 |
|
MultFlag |
C |
|
Source |
|
|
Qual |
A |
|
M HIP |
AB |
|
Theta |
218 |
|
Rho |
3.278 |
|
HD |
219916 |
|
BD |
BD+67 1514 |
|
CD |
|
|
CP |
|
|
Dm number |
+67 1514 |
|
VIred |
0.86 |
|
SpType |
K0III |
|
R SpType |
|
|
Coord arcsec 2000 |
231837.41+680641.1 |
|
HIP |
115088 |
|
Sn |
15 |
|
So |
3 |
|
Nc |
2 |
|
RArad |
6.1026460409 |
|
DErad |
1.1887685048 |
|
Plx |
16.06 |
|
PmRA |
54.33 |
|
PmDE |
10.11 |
|
E RArad |
0.3 |
|
E DErad |
0.3 |
|
E Plx |
0.36 |
|
E pmRA |
0.37 |
|
E pmDE |
0.35 |
|
Hpmag |
4.904 |
|
E Hpmag |
0.0006 |
|
SHp |
0.005 |
|
VA |
0 |
|
BV |
0.836 |
|
E BV |
0.002 |
|
VI |
0.86 |
|
Ccdm |
23186+6807 |
|
RComp |
|
|
Comp |
A |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
|
|
DRAs |
1.52 |
|
DDEs |
-18.6 |
|
R dRAs |
10 |
|
Year |
|
|
Theta |
|
|
Rho |
|
|
Obs |
3 |
|
Vmag |
5.0 |
|
Sp |
G5 |
|
PmNote |
* |
|
PmRA |
57 |
|
PmDE |
21 |
|
Dm number |
+67 1514 |
|
Cat1 |
BD |
|
Name2 |
+67 1062 |
|
Cat2 |
AGK2/3 |
|
HD |
219916 |
|
M HD |
|
|
ADS BDS |
A16666 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
23145N6734A |
|
HIC |
115088 |
|
23186+6807 B
Coord arcsec 2000 |
231837.25+680638.6 |
|
Mag |
7.28 |
|
PmRA |
46.00 |
|
PmDE |
13.0 |
|
Calc delta mag |
2.31 |
|
Calc coord |
yes |
|
Ccdm |
23186+6807 |
|
RComp |
|
|
Comp |
B |
|
Note1 |
* |
|
Note2 |
|
|
Discov num |
STF3001 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1832 |
|
Theta |
|
|
Rho |
|
|
Obs |
99 |
|
Vmag |
7.6 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A16666 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
23145N6734B |
|
HIC |
115088 |
|
23186+6807 C
Coord arcsec 2000 |
231837.18+680725.0 |
|
Mag |
12.9 |
|
Calc delta mag |
7.93 |
|
Calc coord |
yes |
|
Ccdm |
23186+6807 |
|
RComp |
|
|
Comp |
C |
|
Note1 |
|
|
Note2 |
|
|
Discov num |
STF3001 |
|
DRAs |
|
|
DDEs |
|
|
R dRAs |
|
|
Year |
1912 |
|
Theta |
004 |
|
Rho |
45.6 |
|
Obs |
1 |
|
Vmag |
12.8 |
|
Sp |
|
|
PmNote |
|
|
PmRA |
|
|
PmDE |
|
|
Dm number |
|
|
Cat1 |
|
|
Name2 |
|
|
Cat2 |
|
|
HD |
|
|
M HD |
|
|
ADS BDS |
A16666 |
|
M ADS BDS |
|
|
N IDS |
|
|
IDS |
23145N6734C |
|
HIC |
|
|