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Doubles in session


Current system
20304+3753
TDT 2328


Nearby doubles
7' : 20308+3749
SEI1146AB

17' : 20297+3808
STF2691

20' : 20315+3806
SEI1151

23' : 20297+3733
ES 2509

26' : 20288+3810
ES 206

27' : 20293+3731
WEI 35AB

28' : 20288+3812
ES 2508

30' : 20302+3823
SEI1141

34' : 20328+3736
TDT2355

35' : 20280+3813
ES 2507

36' : 20323+3726
SEI1156

38' : 20282+3821
TDT2304

38' : 20281+3820
SMR 71

40' : 20300+3832
SMA 117

41' : 20304+3833
A 1430

42' : 20317+3831
ES 246AB

43' : 20314+3833
JNN 284

44' : 20331+3822
TDT2363

45' : 20296+3836
SEI1136

46' : 20340+3737
SEI1170

48' : 20276+3926
GUL 3

50' : 20345+3759
BKO 569

51' : 20327+3711
SEI1158AB

53' : 20259+3758
SEI1123

55' : 20350+3757
SEI1178AB

55' : 20311+3847
SEI1150



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

20304+3753 TDT 2328

 
 
20h 30m 22.73s +37° 52' 58.6" P.A. 45.00 sep 0.5 mag 11.33,11.55
 
 
Coord 2000 20304+3753 Discov num TDT2328 Comp Coord arcsec 2000 20 30 22.73 +37 52 58.6
Date first 1991 Date last 1991 Obs 1
Pa first 45 Pa last 45.1 P.A. Now (θ) 45.1°
Sep first 0.5 Sep last 0.5 Sep. Now (ρ) 0.5"
Mag pri 11.33 Mag sec 11.55 delta mag (ΔM) 0.22 Spectral class
Pri motion ra +005 Sec motion ra +005
Pri motion dec -007 Sec motion dec -007
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3153-00980-1 Gaia DR2 2063853526581476864
 
 
WDS 20304+3753 TDT 2328 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20304+3753 TDT2328 1991 1 45 0.5 11.33 11.55 203022.73+375258.6

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

 
 
WDS 20304+3753 TDT 2328 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20304+3753 TDT 2328 : MEASURES
 
 
No records found.

 
 
WDS 20304+3753 : VIRTUAL EYEPIECE
 
 

20304+3753 TDT2328A mag 11.33 20304+3753 TDT2328B sep 0.5 P.A. 38.40 mag 11.55 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 20304+3753 : ALADIN DSS IMAGE @ 20h 30m 22.73s +37° 52' 58.6"
 
 
 
 
WDS 20304+3753 TDT 2328 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20304+3753 TDT2328 distance=0' 20308+3749 SEI1146AB distance=7' 20308+3749 SEI1147AC distance=7' 20297+3808 STF2691 distance=17' 20315+3806 SEI1151 distance=20' 20297+3733 ES 2509 distance=23' 20288+3810 ES 206 distance=26' 20293+3731 WEI 35CD distance=26' 20293+3731 WEI 35AB distance=27' 20293+3731 WEI 35AC distance=27' 20293+3731 WEI 35BC distance=27' 20288+3812 ES 2508 distance=28' 20302+3823 SEI1141 distance=30' 20328+3736 TDT2355 distance=34' 20280+3813 ES 2507 distance=35' 20323+3726 SEI1156 distance=36' 20282+3821 TDT2304 distance=38' 20281+3820 SMR 71 distance=38' 20300+3832 SMA 117 distance=40' 20304+3833 A 1430 distance=41' 20317+3831 ES 246AB distance=42' 20317+3831 ES 246AC distance=42' 20314+3833 JNN 284 distance=43' 20331+3822 TDT2363 distance=44' 20296+3836 SEI1136 distance=45' 20340+3737 SEI1170 distance=46' 20276+3926 GUL 3 distance=48' 20345+3759 BKO 569 distance=50' 20327+3711 SEI1158AB distance=51' 20327+3711 TDT2352Aa,Ab distance=51' 20259+3758 SEI1123 distance=53' 20350+3757 SEI1178AB distance=55' 20350+3757 BKO 570AC distance=55' 20311+3847 SEI1150 distance=55' 20257+3745 FOX 36 distance=56' 20352+3754 SEI1180AB distance=56' 20352+3754 SEI1181AC distance=56' 20263+3728 AG 255 distance=56' 20344+3725 SEI1171 distance=56' 20352+3754 SEI1180BC distance=56' 20352+3755 SEI1182 distance=57' 20306+3850 SEI1144 distance=58' 20310+3656 AC 18AB distance=58' 20310+3656 KUI 98AC distance=58' 20310+3656 AC 18AD distance=58' 20337+3835 A 1431 distance=58' 20259+3727 SEI1121 distance=60' 20257+3731 LDS1042 distance=60' 20281+3847 ALI 933 distance=61' 20313+3654 TOB 188 distance=61' 20355+3749 SEI1184 distance=61' 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 20304+3753 TDT2328 45 0.5
Show 20308+3749 SEI1146 AB 42 10.2 7
Show 20308+3749 SEI1147 AC 286 14.5 7
Show 20297+3808 STF2691 32 16.3 17
Show 20315+3806 SEI1151 215 25.1 20
Show 20297+3733 ES 2509 241 3.3 23
Show 20288+3810 ES 206 124 4.2 26
Show 20293+3731 WEI 35 CD 202 12.1 26
Show 20293+3731 WEI 35 AB 214 4.2 27
Show 20293+3731 WEI 35 AC 100 87.6 27
Show 20293+3731 WEI 35 BC 98 89.3 27
Show 20288+3812 ES 2508 302 6.3 28
Show 20302+3823 SEI1141 175 22.5 30
Show 20328+3736 TDT2355 57 2.3 34
Show 20280+3813 ES 2507 84 8.2 35
Show 20323+3726 SEI1156 89 5.9 36
Show 20282+3821 TDT2304 199 5.4 38
Show 20281+3820 SMR 71 65 8.4 38
Show 20300+3832 SMA 117 264 12.4 40
Show 20304+3833 A 1430 132 3.4 41
Show 20317+3831 ES 246 AB 355 5.1 42
Show 20317+3831 ES 246 AC 354 9.9 42
Show 20314+3833 JNN 284 252 0.1 43
Show 20331+3822 TDT2363 174 0.5 44
Show 20296+3836 SEI1136 259 11.5 45
Show 20340+3737 SEI1170 28 17.3 46
Show 20276+3926 GUL 3 335 0.5 48
Show 20345+3759 BKO 569 73 8.5 50
Show 20327+3711 SEI1158 AB 109 20.9 51
Show 20327+3711 TDT2352 Aa,Ab 160 0.4 51
Show 20259+3758 SEI1123 138 27.6 53
Show 20350+3757 SEI1178 AB 174 19.1 55
Show 20350+3757 BKO 570 AC 12 6.2 55
Show 20311+3847 SEI1150 74 21.6 55
Show 20257+3745 FOX 36 325 2.7 56
Show 20352+3754 SEI1180 AB 138 28.4 56
Show 20352+3754 SEI1181 AC 102 29.4 56
Show 20263+3728 AG 255 287 5.2 56
Show 20344+3725 SEI1171 201 17.4 56
Show 20352+3754 SEI1180 BC 33 17.9 56
Show 20352+3755 SEI1182 115 8.9 57
Show 20306+3850 SEI1144 177 18.1 58
Show 20310+3656 AC 18 AB 158 2.2 58
Show 20310+3656 KUI 98 AC 76 16.8 58
Show 20310+3656 AC 18 AD 165 63.1 58
Show 20337+3835 A 1431 29 0.9 58
Show 20259+3727 SEI1121 207 28.1 60
Show 20257+3731 LDS1042 174 8.6 60
Show 20281+3847 ALI 933 254 13.8 61
Show 20313+3654 TOB 188 262 17.0 61
Show 20355+3749 SEI1184 36 27.0 61

 
 
WDS 20304+3753 : COMPONENTS
 
 
  A
B pa=38.4°
sep=0.45"
 
 
20304+3753 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 203022.73+375258.6 Mag 11.33 PmRA 5.00
PmDE -7.0 Tycho2 3153-00980-1
Tycho2
Tycho2 3153-00980-1 Pflag RAmdeg 307.59479578 DEmdeg 37.88298010
PmRA 4.5 PmDE -6.8 E RAmdeg 32 E DEmdeg 26
E pmRA 1.7 E pmDE 1.6 EpRAm 1986.35 EpDEm 1986.12
Num 6 Q RAmdeg 0.6 Q DEmdeg 2.0 Q pmRA 0.6
Q pmDE 2.0 BTmag 11.298 E BTmag 0.056 VTmag 10.753
E VTmag 0.054 Prox 999 TYC T HIP
CCDM RAdeg 307.59478000 DEdeg 37.88299444 EpRA 1990 1.71
EpDE 1990 1.79 E RAdeg 34.5 E DEdeg 33.2 Posflg
Corr 0.0
 
 
20304+3753 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 203022.75+375259.0 Mag 11.55 PmRA 5.00
PmDE -7.0 Calc delta mag 0.22 Calc coord yes