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Doubles in session


Current system
20122+3621
SEI 996 AB
HD 228273


Nearby doubles
5' : 20126+3618
SEI1004AB

7' : 20120+3614
TOB 176

8' : 20116+3621
SEI 976

8' : 20126+3614
SEI1003

10' : 20119+3612
BLL 46AB

14' : 20115+3630
SEI 971AB

14' : 20130+3629
ES 2188

15' : 20111+3619
RAO 428

15' : 20111+3626
ALI 414

16' : 20132+3611
NSN 731

17' : 20136+3631
SEI1024

18' : 20126+3639
SLE 962

19' : 20122+3603
SEI 994

19' : 20121+3603
SEI 990

19' : 20133+3634
SEI1016

20' : 20128+3638
SEI1010

20' : 20109+3612
SEI 959

20' : 20120+3640
SEI 989

20' : 20115+3604
SEI 972

20' : 20115+3639
SEI 974AB

21' : 20135+3634
SEI1020AB

21' : 20135+3607
SEI1019

22' : 20131+3602
SEI1014

22' : 20122+3600
SEI 991

22' : 20119+3642
TDT2077

22' : 20127+3642
SEI1007



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

20122+3621 SEI 996 AB (HD 228273)

 
 
20h 12m 13.88s +36° 20' 50.4" sep 29.5 mag 11.33,11.97 Sp A
 
 
Coord 2000 20122+3621 Discov num SEI 996 Comp AB Coord arcsec 2000 20 12 13.88 +36 20 50.4
Date first 1896 Date last 2015 Obs 14
Pa first 1 Pa last 0.3 P.A. Now (θ) 0.3°
Sep first 30.0 Sep last 29.548 Sep. Now (ρ) 29.548"
Mag pri 11.33 Mag sec 11.97 delta mag (ΔM) 0.64 Spectral class A (white)
Pri motion ra +001 Sec motion ra -001
Pri motion dec -003 Sec motion dec -002
Notes
rPM=0.707
Nature of this double is uncertain.
 
 
20122+3621 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 228273 20 12 14 +36 20 50 SEI 996 AB 2015 14 0 29.5 11.33 11.97 0.64 <===
Show 20 12 14 +36 20 50 STJ 71 AC 2018 2 105 1.1 11.40 12.70 1.30
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 228273 Constellation Cygnus Tycho2 2683-02272-1 HD 228273
 
 
WDS 20122+3621 SEI 996 AB (HD 228273) : 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
StJ2009 C - Serot, J. 2009O&T....73...28S
StJ2009 Obs. et Travaux 73, 28, 2009
StJ2011 C - Serot, J. 2011O&T....78....7S
StJ2011 Obs. et Travaux 78, 7, 2011
StJ2011b C - Serot, J., Tregon, B. & Grase, F. 2011O&T....78...17S
StJ2011b Obs. et Travaux 78, 17, 2011
StJ2014 Cl - Serot, J. 2014O&T....83...17S
StJ2014 Obs. et Travaux 83, 17, 2014
StJ2015 S - Serot, J. 2015JDSO...11..361S
StJ2015 JDSO 11, 361, 2015
StJ2016 S - Serot, J. 2016JDSO...12..488S
StJ2016 JDSO 12, 488, 2016
StJ2017 S - Serot, J. 2017JDSO...13..268S
StJ2017 +C JDSO 13, 268, 2017
StJ2017b S - Serot, J. 2017JDSO...13..433S
StJ2017b +C JDSO 13, 433, 2017
StJ2018a S - Serot, J. 2018JDSO...14...78S
StJ2018a JDSO 14, 78, 2018
StJ2018b C - Serot, J. 2018JDSO...14..527S
StJ2018b JDSO 14, 527, 2018
StJ2018c S - Serot, J. 2018JDSO...14..476S
StJ2018c JDSO 14, 476, 2018
StJ2018d S - Serot, J., Wasson, R., Rowe, D. & Genet, R. 2018JDSO...14..711S
StJ2018d JDSO 14, 711, 2018
StJ2019a S+ - Serot, J. 2019JDSO...15..287S
StJ2019a +Hg JDSO 15, 287, 2019
StJ2019b S - Serot, J. 2019JDSO...15..315S
StJ2019b JDSO 15, 315, 2019
StJ2019c S - Serot, J. 2019JDSO...15..575S
StJ2019c JDSO 15, 575, 2019
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20122+3621 SEI 996 AB 2015 14 0 29.5 11.33 11.97 A 201213.88+362050.4

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

 
 
WDS 20122+3621 SEI 996 AB (HD 228273) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20122+3621 SEI 996 AB (HD 228273) : MEASURES
 
 
No records found.

 
 
WDS 20122+3621 (HD 228273) : VIRTUAL EYEPIECE
 
 

20122+3621 SEI 996A mag 11.33 Sp A 20122+3621 SEI 996B sep 29.6 P.A. 0.20 mag 11.97 20122+3621 STJ 71C sep 0.9 P.A. 108.40 mag 12.7 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20122+3621 (HD 228273) : ALADIN DSS IMAGE @ 20h 12m 13.88s +36° 20' 50.4"
 
 
 
 
WDS 20122+3621 SEI 996 AB (HD 228273) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20122+3621 SEI 996AB distance=0' 20126+3618 SEI1004AB distance=5' 20126+3618 TOB 178AC distance=5' 20120+3614 TOB 176 distance=7' 20116+3621 SEI 976 distance=8' 20126+3614 SEI1003 distance=8' 20119+3612 BLL 46AB distance=10' 20119+3612 BKO 101AC distance=10' 20115+3630 SEI 971AB distance=14' 20115+3630 SLE 954AC distance=14' 20115+3630 SLE 954AD distance=14' 20130+3629 ES 2188 distance=14' 20111+3619 RAO 428 distance=15' 20111+3626 ALI 414 distance=15' 20132+3611 NSN 731 distance=16' 20136+3631 SEI1024 distance=17' 20126+3639 SLE 962 distance=18' 20122+3603 SEI 994 distance=19' 20121+3603 SEI 990 distance=19' 20133+3634 SEI1016 distance=19' 20128+3638 SEI1010 distance=20' 20109+3612 SEI 959 distance=20' 20120+3640 SEI 989 distance=20' 20115+3604 SEI 972 distance=20' 20115+3639 SEI 974AB distance=20' 20115+3639 TOB 175AC distance=20' 20115+3639 TOB 175AD distance=20' 20135+3634 SEI1020AB distance=21' 20135+3634 SEI1022AC distance=21' 20135+3607 SEI1019 distance=21' 20131+3602 SEI1014 distance=22' 20122+3600 SEI 991 distance=22' 20119+3642 TDT2077 distance=22' 20127+3642 SEI1007 distance=22' 20117+3600 SEI 978 distance=22' 20105+3614 SEI 947 distance=23' 20141+3617 SEI1031 distance=24' 20129+3642 SEI1011 distance=24' 20108+3637 TDT2052 distance=24' 20140+3630 SEI1030 distance=25' 20140+3633 SEI1028 distance=25' 20105+3635 SEI 948 distance=25' 20127+3645 SEI1006AB distance=26' 20127+3645 SLE 964AC distance=26' 20101+3617 SEI 939AB distance=26' 20101+3617 WSI 152AC distance=26' 20136+3640 SEI1023 distance=26' 20110+3642 SEI 962 distance=26' 20145+3621 TDT2114 distance=27' 20110+3559 SEI 961 distance=28' 20144+3630 SEI1036 distance=28' 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 20122+3621 SEI 996 AB 29.5
Show 20122+3621 STJ 71 AC 105 1.1
Show 20126+3618 SEI1004 AB 108 25.8 5
Show 20126+3618 TOB 178 AC 288 27.8 5
Show 20120+3614 TOB 176 197 18.8 7
Show 20116+3621 SEI 976 3 8.2 8
Show 20126+3614 SEI1003 282 23.4 8
Show 20119+3612 BLL 46 AB 109 53.2 10
Show 20119+3612 BKO 101 AC 242 41.1 10
Show 20115+3630 SEI 971 AB 14 14.1 14
Show 20115+3630 SLE 954 AC 294 24.1 14
Show 20115+3630 SLE 954 AD 357 22.3 14
Show 20130+3629 ES 2188 74 1.7 14
Show 20111+3619 RAO 428 292 1.0 15
Show 20111+3626 ALI 414 215 11.6 15
Show 20132+3611 NSN 731 324 25.3 16
Show 20136+3631 SEI1024 99 17.4 17
Show 20126+3639 SLE 962 21 8.5 18
Show 20122+3603 SEI 994 250 27.1 19
Show 20121+3603 SEI 990 296 26.7 19
Show 20133+3634 SEI1016 343 12.2 19
Show 20128+3638 SEI1010 205 31.4 20
Show 20109+3612 SEI 959 71 21.6 20
Show 20120+3640 SEI 989 153 29.4 20
Show 20115+3604 SEI 972 147 23.9 20
Show 20115+3639 SEI 974 AB 7 18.1 20
Show 20115+3639 TOB 175 AC 95 53.3 20
Show 20115+3639 TOB 175 AD 123 36.6 20
Show 20135+3634 SEI1020 AB 276 13.9 21
Show 20135+3634 SEI1022 AC 217 21.9 21
Show 20135+3607 SEI1019 115 23.9 21
Show 20131+3602 SEI1014 351 27.7 22
Show 20122+3600 SEI 991 296 20.1 22
Show 20119+3642 TDT2077 49 0.8 22
Show 20127+3642 SEI1007 238 22.8 22
Show 20117+3600 SEI 978 151 7.6 22
Show 20105+3614 SEI 947 292 15.0 23
Show 20141+3617 SEI1031 61 18.6 24
Show 20129+3642 SEI1011 257 6.9 24
Show 20108+3637 TDT2052 142 2.3 24
Show 20140+3630 SEI1030 163 15.7 25
Show 20140+3633 SEI1028 177 13.3 25
Show 20105+3635 SEI 948 88 21.7 25
Show 20127+3645 SEI1006 AB 306 17.1 26
Show 20127+3645 SLE 964 AC 332 11.5 26
Show 20101+3617 SEI 939 AB 217 26.3 26
Show 20101+3617 WSI 152 AC 31 17.8 26
Show 20136+3640 SEI1023 344 28.6 26
Show 20110+3642 SEI 962 289 23.3 26
Show 20145+3621 TDT2114 66 0.6 27
Show 20110+3559 SEI 961 20 13.9 28

 
 
WDS 20122+3621 : COMPONENTS
 
 
  A B
B pa=0.2°
sep=29.55"
 
C pa=108.4°
sep=0.90"
pa=178.6°
sep=29.84"
 
 
20122+3621 A
 
 
Name HD 228273 Coord arcsec 2000 201213.88+362050.4 Mag 11.33 Spectral class A (white)
PmRA 1.00 PmDE -3.0 Tycho2 2683-02272-1 HD 228273
Tycho2
Tycho2 2683-02272-1 Pflag RAmdeg 303.05785041 DEmdeg 36.34733550
PmRA -1.8 PmDE 0.2 E RAmdeg 90 E DEmdeg 88
E pmRA 2.2 E pmDE 2.2 EpRAm 1952.66 EpDEm 1952.85
Num 6 Q RAmdeg 0.9 Q DEmdeg 0.8 Q pmRA 1.0
Q pmDE 0.8 BTmag 11.661 E BTmag 0.079 VTmag 11.326
E VTmag 0.094 Prox 295 TYC HIP
CCDM RAdeg 303.05784861 DEdeg 36.34732250 EpRA 1990 1.60
EpDE 1990 1.71 E RAdeg 129.0 E DEdeg 125.5 Posflg
Corr 0.0
CCDM
Ccdm 20122+3621 RComp Comp A Note1
Note2 Discov num DRAs 1.93 DDEs -9.8
R dRAs 65 Year Theta Rho
Obs 2 Vmag 10.9 Sp A PmNote
PmRA PmDE Dm number +35 4018 Cat1 BD
Name2 Cat2 HD 228273 M HD
ADS BDS M ADS BDS N IDS IDS 20085N3603A
HIC
 
 
20122+3621 B
 
 
Coord arcsec 2000 201213.89+362119.9 Mag 11.97 PmRA -1.00 PmDE -2.0
Calc delta mag 0.64 Calc coord yes
CCDM
Ccdm 20122+3621 RComp Comp B Note1
Note2 Discov num SEI 996 DRAs 1.93 DDEs 19.7
R dRAs 65 Year 1896 Theta 000 Rho 29.2
Obs 1 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 20085N3603B
HIC
 
 
20122+3621 C
 
 
Coord arcsec 2000 201213.95+362050.1 Mag 12.7 PmRA 0.00 PmDE -1.0
Tycho2 2683-01412-1 Calc delta mag 1.37 Calc coord yes
Tycho2
Tycho2 2683-01412-1 Pflag RAmdeg 303.05797340 DEmdeg 36.35550692
PmRA 1.1 PmDE -1.1 E RAmdeg 74 E DEmdeg 72
E pmRA 2.2 E pmDE 2.1 EpRAm 1972.05 EpDEm 1970.98
Num 6 Q RAmdeg 1.4 Q DEmdeg 1.1 Q pmRA 1.3
Q pmDE 1.1 BTmag 12.743 E BTmag 0.245 VTmag 12.789
E VTmag 0.266 Prox 295 TYC HIP
CCDM RAdeg 303.05796583 DEdeg 36.35550722 EpRA 1990 1.61
EpDE 1990 1.69 E RAdeg 85.5 E DEdeg 84.6 Posflg
Corr 0.1