20034+3420 SEI 823

 
 
20h 03m 25.53s +34° 19' 29.0" P.A. 232.00 sep 17.2 mag 12.06,12.19
 
 
Coord 2000 20034+3420 Discov num SEI 823 Comp Coord arcsec 2000 20 03 25.53 +34 19 29.0
Date first 1894 Date last 2015 Obs 19
Pa first 232 Pa last 232.3 P.A. Now (θ) 232.3°
Sep first 14.0 Sep last 17.215 Sep. Now (ρ) 17.215"
Mag pri 12.06 Mag sec 12.19 delta mag (ΔM) 0.13 Spectral class
Pri motion ra +011 Sec motion ra -015
Pri motion dec -007 Sec motion dec -025
Notes U (Proper motion indicates non-physical)
rPM=1.085
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2678-02252-1 Gaia DR2 2058568685286714112
 
 
WDS 20034+3420 SEI 823 : 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
20034+3420 SEI 823 1998 6 232 16.8 12.06 12.19 LD 200325.53+341929.0
20034+3420 SEI 823 2008 7 232 17.1 12.06 12.19 LD 200325.53+341929.0
20034+3420 SEI 823 2010 9 233 17.0 12.06 12.19 L 200325.53+341929.0
20034+3420 SEI 823 2015 10 232 17.2 12.06 12.19 L 200325.53+341929.0

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WDS 20034+3420 SEI 823 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20034+3420 SEI 823 : MEASURES
 
 
No records found.

 
 
WDS 20034+3420 : VIRTUAL EYEPIECE
 
 

20034+3420 SEI 823A mag 12.06 20034+3420 SEI 823B sep 15.4 P.A. 226.90 mag 12.19 virtual eyepiece
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Radius:
Components only
 
 
WDS 20034+3420 : ALADIN DSS IMAGE @ 20h 03m 25.53s +34° 19' 29.0"
 
 
 
 
WDS 20034+3420 SEI 823 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


20034+3420  SEI 823 distance=0' 20032+3421  SEI 820 distance=4' 20031+3421  BKO 525 distance=5' 20030+3416  BKO 524 distance=6' 20041+3419  SEI 834 distance=9' 20034+3432  TDS1036 distance=13' 20025+3427  SEI 811 distance=14' 20043+3431  SEI 836 distance=16' 20033+3403  SEI 822 distance=18' 20020+3411  SEI 800 distance=20' 20049+3431  BKO 526 distance=22' 20032+3357  SEI 821 distance=23' 20016+3417  SEI 793 distance=23' 20027+3355  BKO 522BC distance=27' 20027+3355  BKO 522AB distance=27' 20027+3355  BKO 522AD distance=27' 20027+3355  BKO 522DE distance=27' 20013+3426  SEI 790 distance=27' 20048+3359  SEI 841 distance=28' 20016+3435  COU1947 distance=28' 20035+3448  SEI 824 distance=28' 20023+3354  SEI 804 distance=30' 20026+3352  BKO 521BC distance=30' 20026+3352  BKO 521AB distance=30' 20016+3358  SEI 794 distance=31' 20031+3350  SEI 819 distance=31' 20039+3349  SEI 833 distance=31' 20027+3349  SEI 815AB distance=33' 20027+3349  SEI 816AC distance=33' 20027+3349  BKO 523AD distance=33' 20061+3417  GYL  88 distance=34' 20025+3450  SEI 812 distance=35' 20047+3451  POP 193 distance=36' 20031+3343  SEI 818 distance=37' 20005+3418  SEI 780 distance=38' 20046+3455  SEI 838 distance=38' 20027+3340  WAK  13CD distance=40' 20015+3452  POP  63 distance=41' 20025+3341  HO  117AB distance=41' 20025+3341  BKO 520AC distance=41' 20004+3434  SEI 779 distance=41' 20027+3340  HO  118AB distance=41' 20027+3340  DAM   7AC distance=41' 20001+3423  HU 1308AB distance=41' 20001+3423  SCA 180AC distance=41' 20001+3423  SCA 180BC distance=41' 20002+3429  POP  61 distance=42' 20047+3458  POP  64 distance=42' 20012+3451  SEI 788 distance=43' 20053+3343  SEI 844 distance=43' 20013+3346  SEI 789 distance=43' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 20034+3420 SEI 823 232 17.2
Show 20032+3421 SEI 820 91 10.8 4
Show 20031+3421 BKO 525 308 11.5 5
Show 20030+3416 BKO 524 62 13.9 6
Show 20041+3419 SEI 834 135 21.9 9
Show 20034+3432 TDS1036 4 1.2 13
Show 20025+3427 SEI 811 79 19.9 14
Show 20043+3431 SEI 836 6 16.4 16
Show 20033+3403 SEI 822 212 24.3 18
Show 20020+3411 SEI 800 350 24.9 20
Show 20049+3431 BKO 526 41 10.8 22
Show 20032+3357 SEI 821 93 29.2 23
Show 20016+3417 SEI 793 27 4.0 23
Show 20027+3355 BKO 522 BC 15 1.9 27
Show 20027+3355 BKO 522 AB 340 6.8 27
Show 20027+3355 BKO 522 AD 199 10.6 27
Show 20027+3355 BKO 522 DE 154 4.4 27
Show 20013+3426 SEI 790 116 24.9 27
Show 20048+3359 SEI 841 307 26.7 28
Show 20016+3435 COU1947 91 0.3 28
Show 20035+3448 SEI 824 323 11.1 28
Show 20023+3354 SEI 804 270 27.4 30
Show 20026+3352 BKO 521 BC 57 5.1 30
Show 20026+3352 BKO 521 AB 34 10.5 30
Show 20016+3358 SEI 794 193 3.8 31
Show 20031+3350 SEI 819 148 22.1 31
Show 20039+3349 SEI 833 146 6.0 31
Show 20027+3349 SEI 815 AB 358 19.4 33
Show 20027+3349 SEI 816 AC 113 20.6 33
Show 20027+3349 BKO 523 AD 341 5.0 33
Show 20061+3417 GYL 88 152 9.9 34
Show 20025+3450 SEI 812 156 6.8 35
Show 20047+3451 POP 193 98 5.0 36
Show 20031+3343 SEI 818 207 15.1 37
Show 20005+3418 SEI 780 141 5.7 38
Show 20046+3455 SEI 838 205 27.3 38
Show 20027+3340 WAK 13 CD 6 2.9 40
Show 20015+3452 POP 63 62 4.7 41
Show 20025+3341 HO 117 AB 314 5.2 41
Show 20025+3341 BKO 520 AC 24 6.5 41
Show 20004+3434 SEI 779 116 16.5 41
Show 20027+3340 HO 118 AB 28 3.0 41
Show 20027+3340 DAM 7 AC 308 60.7 41
Show 20001+3423 HU 1308 AB 28 0.5 41
Show 20001+3423 SCA 180 AC 35 0.4 41
Show 20001+3423 SCA 180 BC 186 0.1 41
Show 20002+3429 POP 61 11 4.3 42
Show 20047+3458 POP 64 135 5.1 42
Show 20012+3451 SEI 788 149 29.0 43
Show 20053+3343 SEI 844 6 22.5 43
Show 20013+3346 SEI 789 347 16.9 43

 
 
WDS 20034+3420 : COMPONENTS
 
 
  A
B pa=226.9°
sep=15.41"
 
 
20034+3420 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 200325.53+341929.0 Mag 12.06 PmRA 11.00
PmDE -7.0 Tycho2 2678-02252-1
Tycho2
Tycho2 2678-02252-1 Pflag RAmdeg 300.85637937 DEmdeg 34.32471674
PmRA 11.0 PmDE -11.9 E RAmdeg 80 E DEmdeg 76
E pmRA 2.7 E pmDE 2.6 EpRAm 1975.00 EpDEm 1977.40
Num 5 Q RAmdeg 0.6 Q DEmdeg 2.3 Q pmRA 0.6
Q pmDE 2.3 BTmag 12.672 E BTmag 0.214 VTmag 12.064
E VTmag 0.175 Prox 166 TYC HIP
CCDM RAdeg 300.85634778 DEdeg 34.32475417 EpRA 1990 1.57
EpDE 1990 1.73 E RAdeg 93.0 E DEdeg 84.6 Posflg
Corr 0.2
 
 
20034+3420 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 200324.62+341918.5 Mag 12.19 PmRA -15.00
PmDE -25.0 Tycho2 2678-02145-1 Calc delta mag 0.13 Calc coord yes
Tycho2
Tycho2 2678-02145-1 Pflag RAmdeg 300.85190976 DEmdeg 34.32184616
PmRA -12.1 PmDE -29.3 E RAmdeg 85 E DEmdeg 79
E pmRA 2.8 E pmDE 2.6 EpRAm 1974.33 EpDEm 1976.76
Num 5 Q RAmdeg 0.7 Q DEmdeg 1.4 Q pmRA 0.8
Q pmDE 1.4 BTmag 12.880 E BTmag 0.239 VTmag 12.189
E VTmag 0.182 Prox 166 TYC HIP
CCDM RAdeg 300.85194444 DEdeg 34.32191806 EpRA 1990 1.57
EpDE 1990 1.74 E RAdeg 99.2 E DEdeg 89.1 Posflg
Corr 0.2