20121+4618 OSO 120 AD
20h 12m 05.66s +46° 18' 01.7" P.A. 90.00 sep 20.2 mag 9.13,17.20 Sp K2 dist. 39.84 pc (129.96 l.y.)
Coord 2000 |
20121+4618 |
|
Discov num |
OSO 120 |
|
Comp |
AD |
|
Coord arcsec 2000 |
20 12 05.66 +46 18 01.7 |
|
Date first |
1995 |
|
Date last |
1995 |
|
Obs |
1 |
|
Pa first |
90 |
|
Pa last |
90 |
|
P.A. Now (θ) |
90° |
|
Sep first |
20.2 |
|
Sep last |
20.2 |
|
Sep. Now (ρ) |
20.2" |
|
Mag pri |
9.13 |
|
Mag sec |
17.20 |
|
delta mag (ΔM) |
8.07 |
|
Spectral class |
K2 (yellow-orange) |
|
Pri motion ra |
+222 |
|
Sec motion ra |
-020 |
|
Pri motion dec |
+292 |
|
Sec motion dec |
-022 |
|
Notes |
N
(See Notes) |
|
rPM=1.081
This double is not physical.
20121+4618 SYSTEM COMPONENTS
Show |
name |
SAO |
coord |
wds_name |
last |
obs |
pa |
sep |
mag1 |
mag2 |
d_mag |
orb |
current |
Show |
|
49312 |
20 12 06 +46 18 02 |
OSO 120 AB |
1995 |
1 |
30 |
13.5 |
9.13 |
17.00 |
7.87 |
|
|
Show |
|
49312 |
20 12 06 +46 18 02 |
OSO 120 AC |
2003 |
3 |
192 |
16.7 |
9.13 |
15.20 |
6.07 |
|
|
Show |
|
49312 |
20 12 06 +46 18 02 |
OSO 120 AD |
1995 |
1 |
90 |
20.2 |
9.13 |
17.20 |
8.07 |
|
<=== |
Quadruple system
4 estimated visually detectable stars in this system
OTHER CATALOGS AND DESIGNATIONS
Constellation |
Cygnus |
|
SAO |
49312 |
|
HIP |
99542 |
|
Tycho2 |
3559-02097-1 |
|
HD |
192239 |
|
BD |
BD+45 3091 |
|
Distance |
39.84 |
|
Distance ly |
129.96 |
|
WDS 20121+4618 OSO 120 AD : NOTES
discov_num |
notes |
refcode |
OSO 120 |
G209-020. Neither AB nor AD is a common proper motion pair, based on |
|
|
comparison with POSS2 red plates |
Oso2004 |
REFERENCES
refcode |
metd |
author |
reference |
Oso2004 |
C j |
Zapatero Osorio, M.R. & Martin, E.L. |
2004A&A...419..167Z |
Oso2004 |
+Pa |
A&A 419, 167, 2004 |
|
WDS HISTORIC DATA
coord_2000 |
discov_num |
comp |
epoch |
obs |
pa |
sep |
mag_pri |
mag_sec |
spectr |
notes |
coord_arcsec_2000 |
20121+4618 |
OSO 120 |
AD |
1995 |
1 |
90 |
20.2 |
9.06 |
17.20 |
|
N D |
201205.66+461801.8 |
If you need more information about this double, apply for a
data request form to the WDS.
WDS 20121+4618 OSO 120 AD : VISUAL OBSERVATIONS REPORTS
No records found.
WDS 20121+4618 OSO 120 AD : MEASURES
No records found.
WDS 20121+4618 : 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 20121+4618 : ALADIN DSS IMAGE @ 20h 12m 05.66s +46° 18' 01.7"
WDS 20121+4618 OSO 120 AD : 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 |
|
20121+4618 |
OSO 120 |
AB |
30 |
13.5 |
|
Show |
|
20121+4618 |
OSO 120 |
AC |
192 |
16.7 |
|
Show |
|
20121+4618 |
OSO 120 |
AD |
90 |
20.2 |
|
Show |
|
20130+4609 |
AHD 33 |
|
40 |
19.0 |
13 |
Show |
|
20099+4618 |
BRT2255 |
|
247 |
5.2 |
24 |
Show |
|
20147+4625 |
TDT2116 |
|
74 |
1.0 |
29 |
Show |
|
20136+4644 |
BU 1483 |
CG |
95 |
37.9 |
30 |
Show |
|
20136+4644 |
BU 1483 |
CH |
62 |
60.6 |
30 |
Show |
|
20136+4644 |
BU 1483 |
CI |
136 |
60.2 |
30 |
Show |
|
20136+4644 |
SMR 68 |
FJ |
218 |
4.0 |
31 |
Show |
|
20139+4642 |
SMR 69 |
|
62 |
7.0 |
31 |
Show |
|
20136+4644 |
SMR 68 |
HK |
263 |
9.0 |
31 |
Show |
|
20136+4644 |
WRH 33 |
Aa,Ab |
111 |
0.0 |
31 |
Show |
|
20136+4644 |
HJ 1495 |
AB |
328 |
36.5 |
31 |
Show |
|
20136+4644 |
STFA 50 |
AC |
173 |
108.6 |
31 |
Show |
|
20136+4644 |
STFA 50 |
AD |
322 |
336.7 |
31 |
Show |
|
20136+4644 |
BU 1483 |
AF |
168 |
43.5 |
31 |
Show |
|
20136+4644 |
GUI 30 |
DC |
150 |
431.8 |
34 |
Show |
|
20136+4644 |
ES 26 |
DE |
252 |
36.3 |
34 |
Show |
|
20107+4547 |
HJ 1488 |
|
133 |
13.3 |
34 |
Show |
|
20108+4547 |
CVE 23 |
|
109 |
7.0 |
35 |
Show |
|
20123+4541 |
TDT2080 |
|
325 |
0.6 |
37 |
Show |
|
20135+4653 |
OPI 23 |
AB |
283 |
8.4 |
38 |
Show |
|
20135+4653 |
OPI 23 |
AC |
330 |
97.1 |
38 |
Show |
|
20085+4622 |
A 721 |
|
43 |
4.0 |
38 |
Show |
|
20143+4648 |
ES 27 |
|
337 |
4.1 |
39 |
Show |
|
20122+4536 |
ES 501 |
|
130 |
1.6 |
42 |
Show |
|
20139+4539 |
POP 138 |
|
42 |
0.6 |
43 |
Show |
|
20146+4652 |
OPI9004 |
|
256 |
8.0 |
44 |
Show |
|
20161+4605 |
STJ 104 |
|
316 |
1.4 |
44 |
Show |
|
20110+4536 |
ES 499 |
AB |
331 |
13.6 |
44 |
Show |
|
20110+4536 |
ES 499 |
AC |
85 |
25.7 |
44 |
Show |
|
20147+4541 |
TDT2117 |
|
319 |
0.4 |
46 |
Show |
|
20079+4600 |
HDS2869 |
|
4 |
2.9 |
48 |
Show |
|
20084+4650 |
TDT2013 |
|
29 |
2.8 |
51 |
Show |
|
20071+4602 |
TDT1992 |
|
121 |
1.4 |
54 |
Show |
|
20112+4714 |
TDT2059 |
|
177 |
0.8 |
57 |
Show |
|
20070+4642 |
KPP 455 |
|
7 |
4.8 |
58 |
Show |
|
20085+4526 |
BRT2253 |
|
285 |
5.0 |
65 |
Show |
|
20124+4513 |
ES 1269 |
|
34 |
5.2 |
66 |
Show |
|
20117+4725 |
TDT2072 |
|
229 |
0.4 |
68 |
Show |
|
20175+4538 |
STF2667 |
|
224 |
8.0 |
70 |
Show |
|
20089+4517 |
TDT2022 |
|
198 |
1.0 |
70 |
Show |
|
20126+4729 |
TDT2089 |
|
3 |
0.3 |
72 |
Show |
|
20123+4505 |
ES 1268 |
|
150 |
8.2 |
73 |
Show |
|
20179+4705 |
TDT2148 |
|
51 |
1.1 |
76 |
Show |
|
20048+4626 |
TDT1954 |
|
287 |
0.5 |
77 |
Show |
|
20202+4620 |
TDT2181 |
|
132 |
0.6 |
85 |
Show |
|
20042+4645 |
HDS2861 |
|
109 |
16.7 |
87 |
Show |
|
20142+4744 |
ES 799 |
AB |
14 |
2.2 |
88 |
Show |
|
20142+4744 |
ES 799 |
AC |
41 |
34.5 |
88 |
|
|
WDS 20121+4618 : COMPONENTS
|
A |
B |
C |
B |
pa=21.7°
sep=12.59"
| |
C |
pa=188.2°
sep=16.56"
| pa=194.1°
sep=28.95"
| |
D |
pa=0.0°
sep=0.00"
| pa=141.5°
sep=14.93"
| pa=44.9°
sep=23.13"
|
20121+4618 A
Coord arcsec 2000 |
201205.66+461801.7 |
|
Mag |
9.13 |
|
Spectral class |
K2 (yellow-orange) |
|
PmRA |
222.00 |
|
PmDE |
292.0 |
|
SAO |
49312 |
|
HIP |
99542 |
|
Tycho2 |
3559-02097-1 |
|
HD |
192239 |
|
BD |
BD+45 3091 |
|
Tycho2 |
3559-02097-1 |
|
Pflag |
|
|
RAmdeg |
303.02361095 |
|
DEmdeg |
46.30049321 |
|
PmRA |
221.9 |
|
PmDE |
292.0 |
|
E RAmdeg |
12 |
|
E DEmdeg |
13 |
|
E pmRA |
0.9 |
|
E pmDE |
0.9 |
|
EpRAm |
1989.03 |
|
EpDEm |
1988.75 |
|
Num |
10 |
|
Q RAmdeg |
1.2 |
|
Q DEmdeg |
0.5 |
|
Q pmRA |
1.1 |
|
Q pmDE |
0.4 |
|
BTmag |
10.114 |
|
E BTmag |
0.030 |
|
VTmag |
9.133 |
|
E VTmag |
0.018 |
|
Prox |
655 |
|
TYC |
T |
|
HIP |
99542 |
|
CCDM |
|
|
RAdeg |
303.02287583 |
|
DEdeg |
46.29982722 |
|
EpRA 1990 |
1.76 |
|
EpDE 1990 |
1.78 |
|
E RAdeg |
12.9 |
|
E DEdeg |
13.7 |
|
Posflg |
|
|
Corr |
0.1 |
|
SAO |
49312 |
|
DelFlag |
|
|
RA1950 |
|
|
PmRA1950 |
0.0185 |
|
DE1950 |
|
|
PmDE1950 |
0.302 |
|
Vmag |
8.6 |
|
SpType |
K2 |
|
Double code |
|
|
Source |
3 |
|
CatNum |
1588 |
|
DM |
BD+45 3091 |
|
DMcomp |
|
|
BDsup |
|
|
HD |
192239 |
|
M HD |
0 |
|
GC |
|
|
RA1950rad |
5.28175385 |
|
DE1950rad |
0.80539298 |
|
PmRA2000 |
0.0188 |
|
PmDE2000 |
0.301 |
|
Catalog |
H |
|
HIP |
99542 |
|
Proxy |
|
|
RAhms |
20 12 05.48 |
|
DEdms |
+46 17 59.3 |
|
Vmag |
9.06 |
|
VarFlag |
|
|
R Vmag |
G |
|
RAdeg |
303.023 |
|
DEdeg |
46.2998 |
|
AstroRef |
|
|
Plx |
24.28 |
|
CCDM |
|
|
N CCDM |
|
|
Nsys |
|
|
Ncomp |
1 |
|
MultFlag |
|
|
Source |
|
|
Qual |
|
|
M HIP |
|
|
Theta |
|
|
Rho |
|
|
HD |
192239 |
|
BD |
BD+45 3091 |
|
CD |
|
|
CP |
|
|
Dm number |
+45 3091 |
|
VIred |
0.84 |
|
SpType |
K2 |
|
R SpType |
|
|
Coord arcsec 2000 |
201205.48+461759.3 |
|
HIP |
99542 |
|
Sn |
5 |
|
So |
0 |
|
Nc |
1 |
|
RArad |
5.2887461371 |
|
DErad |
0.8080838262 |
|
Plx |
25.1 |
|
PmRA |
224.28 |
|
PmDE |
291.78 |
|
E RArad |
0.67 |
|
E DErad |
0.65 |
|
E Plx |
0.8 |
|
E pmRA |
0.98 |
|
E pmDE |
0.7 |
|
Hpmag |
9.2115 |
|
E Hpmag |
0.0017 |
|
SHp |
0.015 |
|
VA |
0 |
|
BV |
0.81 |
|
E BV |
0.02 |
|
VI |
0.85 |
|
20121+4618 B
Coord arcsec 2000 |
201206.11+461813.4 |
|
Mag |
17 |
|
Calc delta mag |
7.87 |
|
Calc coord |
yes |
|
20121+4618 C
Coord arcsec 2000 |
201205.43+461745.3 |
|
Mag |
15.2 |
|
Calc delta mag |
6.07 |
|
Calc coord |
yes |
|
20121+4618 D
Coord arcsec 2000 |
201207.01+461801.7 |
|
Mag |
17.2 |
|
PmRA |
-20.00 |
|
PmDE |
-22.0 |
|
Calc delta mag |
8.07 |
|
Calc coord |
yes |
|