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Current system
20454+4023
OSO 133 AB


Nearby doubles
10' : 20456+4014
TDT2519

13' : 20444+4027
TDT2510

13' : 20454+4011
TDT2518

14' : 20466+4020
ES 1982

14' : 20453+4010
COU2293

18' : 20440+4030
SLN 85

19' : 20446+4040
HJ 1573

20' : 20446+4041
HJ 1574

21' : 20436+4024
DAM1256

25' : 20432+4026
COU2421

30' : 20476+4038
CNT 9

33' : 20429+4036
MLB 24

33' : 20434+4001
BRT2272

34' : 20426+4013
TDT2488

39' : 20488+4024
ALI1192

40' : 20485+4041
ES 1682

40' : 20420+4015
A 1433

41' : 20481+3958
CVR 231

41' : 20484+4002
SEI1255AB

41' : 20422+4041
MLB 23

42' : 20444+4103
COU2423AB

44' : 20486+4000
TOB 198

47' : 20434+3943
TDT2497

48' : 20478+3944
GRV 381

49' : 20495+4035
COU2426

49' : 20427+3947
TDT2491



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20454+4023 OSO 133 AB

 
 
20h 45m 23.43s +40° 23' 27.3" P.A. 114.00 sep 12.0 mag 11.20,18.40 Sp sdF5
 
 
Coord 2000 20454+4023 Discov num OSO 133 Comp AB Coord arcsec 2000 20 45 23.43 +40 23 27.3
Date first 1994 Date last 1998 Obs 3
Pa first 117 Pa last 113.9 P.A. Now (θ) 113.9°
Sep first 11.3 Sep last 12.02 Sep. Now (ρ) 12.02"
Mag pri 11.20 Mag sec 18.40 delta mag (ΔM) 7.2 Spectral class sdF5
Pri motion ra -221 Sec motion ra
Pri motion dec -151 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
20454+4023 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 20 45 23 +40 23 27 OSO 133 AB 1998 3 114 12.0 11.20 18.40 7.20 <===
Show 20 45 23 +40 23 27 OSO 133 AC 1998 3 236 11.7 11.20 16.50 5.30
Show 20 45 23 +40 23 27 OSO 133 AD 1998 3 67 21.8 11.20 17.20 6.00
Show 20 45 23 +40 23 27 OSO 133 AE 1998 3 8 22.4 11.20 18.00 6.80
Quintuple system
5 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3170-00484-1 Gaia DR2 2065292959104142976
 
 
WDS 20454+4023 OSO 133 AB : NOTES
 
 
discov_num notes refcode
OSO 133 G210-033. None 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
20454+4023 OSO 133 AB 1998 3 114 12.0 11.20 18.40 N D 204523.43+402327.3

If you need more information about this double, apply for a data request form to the WDS.

 
 
WDS 20454+4023 OSO 133 AB : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20454+4023 OSO 133 AB : MEASURES
 
 
No records found.

 
 
WDS 20454+4023 : VIRTUAL EYEPIECE
 
 

20454+4023 OSO 133A mag 11.2 Sp sdF5 20454+4023 OSO 133B sep 9.7 P.A. 120.20 mag 18.4 20454+4023 OSO 133C sep 9.9 P.A. 228.30 mag 16.5 20454+4023 OSO 133D sep 17.4 P.A. 61.30 mag 17.2 20454+4023 OSO 133E sep 22.3 P.A. 6.20 mag 18 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20454+4023 : ALADIN DSS IMAGE @ 20h 45m 23.43s +40° 23' 27.3"
 
 
 
 
WDS 20454+4023 OSO 133 AB : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20454+4023 OSO 133AB distance=0' 20456+4014 TDT2519 distance=10' 20444+4027 TDT2510 distance=13' 20454+4011 TDT2518 distance=13' 20466+4020 ES 1982 distance=14' 20453+4010 COU2293 distance=14' 20440+4030 SLN 85 distance=18' 20446+4040 HJ 1573 distance=19' 20446+4041 HJ 1574 distance=20' 20436+4024 DAM1256 distance=21' 20432+4026 COU2421 distance=25' 20476+4038 CNT 9 distance=30' 20429+4036 MLB 24 distance=33' 20434+4001 BRT2272 distance=33' 20426+4013 TDT2488 distance=34' 20488+4024 ALI1192 distance=39' 20485+4041 ES 1682 distance=40' 20420+4015 A 1433 distance=40' 20484+4002 J 1237BC distance=41' 20481+3958 CVR 231 distance=41' 20484+4002 SEI1255AB distance=41' 20422+4041 MLB 23 distance=41' 20444+4103 COU2423AB distance=42' 20444+4103 GRV 375AC distance=42' 20486+4000 TOB 198 distance=44' 20434+3943 TDT2497 distance=47' 20478+3944 GRV 381 distance=48' 20495+4035 COU2426 distance=49' 20427+3947 TDT2491 distance=49' 20419+3956 SEI1221 distance=49' 20419+3953 SEI1222 distance=51' 20413+4051 COU2419 distance=55' 20490+3947 STF2731AB distance=55' 20490+3947 HO 596AC distance=55' 20490+3947 HO 596AD distance=55' 20416+3950 COU2290 distance=56' 20498+3958 SEI1267 distance=57' 20405+4010 TOB 196BC distance=58' 20405+4010 SEI1214AB distance=58' 20441+3927 ES 1981 distance=59' 20438+3928 SEI1230 distance=59' 20445+3921 HJ 1572 distance=64' 20402+3953 MLB 885 distance=67' 20428+4123 RAO 619 distance=67' 20457+3917 SEI1241 distance=68' 20396+4035 STT 410AB distance=68' 20396+4035 STT 410AB,C distance=68' 20396+4035 STT 410AB,D distance=68' 20447+4131 MLB 25 distance=68' 20480+4126 ES 1681 distance=69' 20435+3919 SEI1229 distance=69' grafico limitrofi
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 20454+4023 OSO 133 AB 114 12.0
Show 20454+4023 OSO 133 AC 236 11.7
Show 20454+4023 OSO 133 AD 67 21.8
Show 20454+4023 OSO 133 AE 8 22.4
Show 20456+4014 TDT2519 347 1.3 10
Show 20444+4027 TDT2510 157 0.9 13
Show 20454+4011 TDT2518 203 0.7 13
Show 20466+4020 ES 1982 301 3.9 14
Show 20453+4010 COU2293 201 1.1 14
Show 20440+4030 SLN 85 203 9.1 18
Show 20446+4040 HJ 1573 274 9.8 19
Show 20446+4041 HJ 1574 278 7.4 20
Show 20436+4024 DAM1256 106 9.6 21
Show 20432+4026 COU2421 110 0.3 25
Show 20476+4038 CNT 9 292 9.0 30
Show 20429+4036 MLB 24 175 5.9 33
Show 20434+4001 BRT2272 285 5.1 33
Show 20426+4013 TDT2488 138 0.5 34
Show 20488+4024 ALI1192 2 16.5 39
Show 20485+4041 ES 1682 152 3.1 40
Show 20420+4015 A 1433 24 0.8 40
Show 20484+4002 J 1237 BC 355 5.6 41
Show 20481+3958 CVR 231 359 9.7 41
Show 20484+4002 SEI1255 AB 338 24.4 41
Show 20422+4041 MLB 23 41 7.6 41
Show 20444+4103 COU2423 AB 180 0.3 42
Show 20444+4103 GRV 375 AC 197 31.4 42
Show 20486+4000 TOB 198 96 21.0 44
Show 20434+3943 TDT2497 317 0.5 47
Show 20478+3944 GRV 381 340 35.8 48
Show 20495+4035 COU2426 328 1.2 49
Show 20427+3947 TDT2491 275 1.4 49
Show 20419+3956 SEI1221 254 2.0 49
Show 20419+3953 SEI1222 77 25.4 51
Show 20413+4051 COU2419 69 0.8 55
Show 20490+3947 STF2731 AB 86 4.1 55
Show 20490+3947 HO 596 AC 178 18.0 55
Show 20490+3947 HO 596 AD 247 18.2 55
Show 20416+3950 COU2290 43 0.5 56
Show 20498+3958 SEI1267 308 3.1 57
Show 20405+4010 TOB 196 BC 32 23.4 58
Show 20405+4010 SEI1214 AB 78 20.3 58
Show 20441+3927 ES 1981 310 4.5 59
Show 20438+3928 SEI1230 124 25.3 59
Show 20445+3921 HJ 1572 280 15.6 64
Show 20402+3953 MLB 885 72 1.7 67
Show 20428+4123 RAO 619 141 0.6 67
Show 20457+3917 SEI1241 309 7.1 68
Show 20396+4035 STT 410 AB 3 0.9 68
Show 20396+4035 STT 410 AB,C 70 68.6 68
Show 20396+4035 STT 410 AB,D 327 106.6 68

 
 
WDS 20454+4023 : COMPONENTS
 
 
  A B C D
B pa=120.2°
sep=9.68"
 
C pa=228.3°
sep=9.86"
pa=263.8°
sep=15.82"
 
D pa=61.3°
sep=17.44"
pa=27.6°
sep=14.94"
pa=56.6°
sep=27.13"
 
E pa=6.2°
sep=22.27"
pa=347.5°
sep=27.66"
pa=18.8°
sep=30.32"
pa=316.9°
sep=18.87"
 
 
20454+4023 A
 
 
Coord arcsec 2000 204523.43+402327.3 Mag 11.2 Spectral class sdF5 PmRA -221.00
PmDE -151.0 Tycho2 3170-00484-1
Tycho2
Tycho2 3170-00484-1 Pflag RAmdeg 311.34752984 DEmdeg 40.39089153
PmRA -202.8 PmDE -105.3 E RAmdeg 45 E DEmdeg 41
E pmRA 1.5 E pmDE 1.4 EpRAm 1980.59 EpDEm 1981.67
Num 5 Q RAmdeg 1.4 Q DEmdeg 0.6 Q pmRA 1.4
Q pmDE 0.6 BTmag 11.803 E BTmag 0.068 VTmag 11.268
E VTmag 0.073 Prox 937 TYC T HIP
CCDM RAdeg 311.34815389 DEdeg 40.39113417 EpRA 1990 1.54
EpDE 1990 1.69 E RAdeg 48.1 E DEdeg 42.5 Posflg
Corr 0.1
 
 
20454+4023 B
 
 
Coord arcsec 2000 204524.16+402322.4 Mag 18.4 Calc delta mag 7.2 Calc coord yes
 
 
20454+4023 C
 
 
Coord arcsec 2000 204522.79+402320.7 Mag 16.5 Calc delta mag 5.3 Calc coord yes
 
 
20454+4023 D
 
 
Coord arcsec 2000 204524.77+402335.7 Mag 17.2 Calc delta mag 6 Calc coord yes
 
 
20454+4023 E
 
 
Coord arcsec 2000 204523.64+402349.4 Mag 18 Calc delta mag 6.8 Calc coord yes