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Current system
20012+3451
SEI 788


Nearby doubles
5' : 20015+3452
POP 63

15' : 20002+3459
SEI 776

17' : 20016+3435
COU1947

18' : 20025+3450
SEI 812

21' : 20004+3434
SEI 779

22' : 19594+3454
GAT 28

26' : 20013+3426
SEI 790

26' : 19598+3432
LEP 168

26' : 20002+3429
POP 61

27' : 19596+3510
SEI 774

28' : 19592+3503
SEI 761

29' : 19589+3447
TDT1897

29' : 20035+3448
SEI 824

30' : 20025+3427
SEI 811

31' : 20001+3423
HU 1308AB

32' : 20024+3519
ES 202AB

32' : 19587+3502
TDT1894

33' : 20003+3522
HDS2848

33' : 20020+3522
ES 243

34' : 20034+3432
TDS1036

35' : 20005+3418
SEI 780

36' : 20016+3417
SEI 793

38' : 20031+3421
BKO 525

40' : 20027+3526
TDT1932

40' : 20032+3421
SEI 820

40' : 20046+3455
SEI 838



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

20012+3451 SEI 788

 
 
20h 01m 10.42s +34° 51' 03.0" P.A. 149.00 sep 29.0 mag 11.61,11.59
 
 
Coord 2000 20012+3451 Discov num SEI 788 Comp Coord arcsec 2000 20 01 10.42 +34 51 03.0
Date first 1894 Date last 2015 Obs 14
Pa first 149 Pa last 148.8 P.A. Now (θ) 148.8°
Sep first 29.0 Sep last 29.048 Sep. Now (ρ) 29.048"
Mag pri 11.61 Mag sec 11.59 delta mag (ΔM) 0.02 Spectral class
Pri motion ra +004 Sec motion ra +001
Pri motion dec +001 Sec motion dec -004
Notes
rPM=1.414
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2678-02155-1 Gaia DR2 2058565734675772032
 
 
WDS 20012+3451 SEI 788 : 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
20012+3451 SEI 788 1998 7 149 29.1 11.66 11.54 D 200110.42+345103.0
20012+3451 SEI 788 2002 8 149 29.0 11.66 11.54 D 200110.42+345103.0
20012+3451 SEI 788 2010 9 149 29.2 11.61 11.59 200110.42+345103.0
20012+3451 SEI 788 2015 10 149 29.0 11.61 11.59 200110.42+345103.0

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

 
 
WDS 20012+3451 SEI 788 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20012+3451 SEI 788 : MEASURES
 
 
No records found.

 
 
WDS 20012+3451 : VIRTUAL EYEPIECE
 
 

20012+3451 SEI 788A mag 11.61 20012+3451 SEI 788B sep 27.8 P.A. 153.60 mag 11.59 virtual eyepiece
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Radius:
Components only
 
 
WDS 20012+3451 : ALADIN DSS IMAGE @ 20h 01m 10.42s +34° 51' 03.0"
 
 
 
 
WDS 20012+3451 SEI 788 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20012+3451 SEI 788 distance=1' 20015+3452 POP 63 distance=5' 20002+3459 SEI 776 distance=15' 20016+3435 COU1947 distance=17' 20025+3450 SEI 812 distance=18' 20004+3434 SEI 779 distance=21' 19594+3454 GAT 28 distance=22' 20013+3426 SEI 790 distance=26' 19598+3432 LEP 168 distance=26' 20002+3429 POP 61 distance=26' 19596+3510 SEI 774 distance=27' 20006+3518 POP 62BC distance=27' 19592+3503 SEI 761 distance=28' 20006+3518 POP 62A,BC distance=28' 19589+3447 TDT1897 distance=29' 20035+3448 SEI 824 distance=29' 20025+3427 SEI 811 distance=30' 20001+3423 HU 1308AB distance=31' 20001+3423 SCA 180AC distance=31' 20001+3423 SCA 180BC distance=31' 20024+3519 ES 202CD distance=32' 20024+3519 ES 202AB distance=32' 20024+3519 ES 202AC distance=32' 20024+3519 ABH 127AE distance=32' 20024+3519 ABH 127AF distance=32' 20024+3519 ABH 127AG distance=32' 20024+3519 ABH 127AH distance=32' 20024+3519 ABH 127AI distance=32' 20024+3519 ABH 127AJ distance=32' 20024+3519 ABH 127AK distance=32' 20024+3519 ABH 127AL distance=32' 20024+3519 ES 202AM distance=32' 20024+3519 ES 202AO distance=32' 20024+3519 ES 202AN distance=32' 20024+3519 ES 202AD distance=32' 20024+3519 FYM 84AS distance=32' 20024+3519 ES 202BD distance=32' 20024+3519 ES 202BN distance=32' 19587+3502 TDT1894 distance=32' 20003+3522 HDS2848 distance=33' 20020+3522 ES 243 distance=33' 20034+3432 TDS1036 distance=34' 20005+3418 SEI 780 distance=35' 20016+3417 SEI 793 distance=36' 20031+3421 BKO 525 distance=38' 20027+3526 TDT1932 distance=40' 20032+3421 SEI 820 distance=40' 20046+3455 SEI 838 distance=40' 20005+3531 SEI 781 distance=41' 20030+3416 BKO 524 distance=42' 19586+3424 SEI 754AB distance=42' 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 20012+3451 SEI 788 149 29.0 1
Show 20015+3452 POP 63 62 4.7 5
Show 20002+3459 SEI 776 156 13.4 15
Show 20016+3435 COU1947 91 0.3 17
Show 20025+3450 SEI 812 156 6.8 18
Show 20004+3434 SEI 779 116 16.5 21
Show 19594+3454 GAT 28 129 1.4 22
Show 20013+3426 SEI 790 116 24.9 26
Show 19598+3432 LEP 168 167 4.7 26
Show 20002+3429 POP 61 11 4.3 26
Show 19596+3510 SEI 774 105 25.4 27
Show 20006+3518 POP 62 BC 69 4.4 27
Show 19592+3503 SEI 761 186 20.2 28
Show 20006+3518 POP 62 A,BC 161 31.2 28
Show 19589+3447 TDT1897 30 1.3 29
Show 20035+3448 SEI 824 323 11.1 29
Show 20025+3427 SEI 811 79 19.9 30
Show 20001+3423 HU 1308 AB 28 0.5 31
Show 20001+3423 SCA 180 AC 35 0.4 31
Show 20001+3423 SCA 180 BC 186 0.1 31
Show 20024+3519 ES 202 CD 109 14.2 32
Show 20024+3519 ES 202 AB 100 17.8 32
Show 20024+3519 ES 202 AC 164 11.8 32
Show 20024+3519 ABH 127 AE 221 19.9 32
Show 20024+3519 ABH 127 AF 222 32.3 32
Show 20024+3519 ABH 127 AG 25 35.8 32
Show 20024+3519 ABH 127 AH 13 41.5 32
Show 20024+3519 ABH 127 AI 130 57.0 32
Show 20024+3519 ABH 127 AJ 108 62.0 32
Show 20024+3519 ABH 127 AK 108 98.9 32
Show 20024+3519 ABH 127 AL 112 96.5 32
Show 20024+3519 ES 202 AM 223 11.6 32
Show 20024+3519 ES 202 AO 180 3.7 32
Show 20024+3519 ES 202 AN 102 22.8 32
Show 20024+3519 ES 202 AD 134 23.1 32
Show 20024+3519 FYM 84 AS 271 22.9 32
Show 20024+3519 ES 202 BD 184 12.9 32
Show 20024+3519 ES 202 BN 109 5.0 32
Show 19587+3502 TDT1894 33 1.5 32
Show 20003+3522 HDS2848 200 0.2 33
Show 20020+3522 ES 243 280 5.1 33
Show 20034+3432 TDS1036 4 1.2 34
Show 20005+3418 SEI 780 141 5.7 35
Show 20016+3417 SEI 793 27 4.0 36
Show 20031+3421 BKO 525 308 11.5 38
Show 20027+3526 TDT1932 146 2.3 40
Show 20032+3421 SEI 820 91 10.8 40
Show 20046+3455 SEI 838 205 27.3 40
Show 20005+3531 SEI 781 276 4.7 41
Show 20030+3416 BKO 524 62 13.9 42
Show 19586+3424 SEI 754 AB 359 28.5 42

 
 
WDS 20012+3451 : COMPONENTS
 
 
  A
B pa=153.6°
sep=27.75"
 
 
20012+3451 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200110.42+345103.0 Mag 11.61 PmRA 4.00
PmDE 1.0 Tycho2 2678-02155-1
Tycho2
Tycho2 2678-02155-1 Pflag RAmdeg 300.29344952 DEmdeg 34.85082749
PmRA 6.0 PmDE -3.6 E RAmdeg 65 E DEmdeg 55
E pmRA 2.0 E pmDE 1.9 EpRAm 1976.77 EpDEm 1981.38
Num 5 Q RAmdeg 2.8 Q DEmdeg 1.3 Q pmRA 2.9
Q pmDE 1.4 BTmag 12.143 E BTmag 0.127 VTmag 11.659
E VTmag 0.118 Prox 292 TYC HIP
CCDM RAdeg 300.29341917 DEdeg 34.85083833 EpRA 1990 1.50
EpDE 1990 1.86 E RAdeg 72.0 E DEdeg 58.7 Posflg
Corr 0.1
 
 
20012+3451 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200111.42+345038.2 Mag 11.59 PmRA 1.00
PmDE -4.0 Tycho2 2678-01575-1 Calc delta mag 0.02 Calc coord yes
Tycho2
Tycho2 2678-01575-1 Pflag RAmdeg 300.29860868 DEmdeg 34.84393150
PmRA 1.4 PmDE -5.2 E RAmdeg 63 E DEmdeg 53
E pmRA 2.0 E pmDE 1.9 EpRAm 1977.43 EpDEm 1982.00
Num 5 Q RAmdeg 1.4 Q DEmdeg 1.0 Q pmRA 1.4
Q pmDE 1.1 BTmag 12.036 E BTmag 0.110 VTmag 11.539
E VTmag 0.104 Prox 292 TYC HIP
CCDM RAdeg 300.29859778 DEdeg 34.84394472 EpRA 1990 1.50
EpDE 1990 1.87 E RAdeg 69.6 E DEdeg 56.8 Posflg
Corr 0.1