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Doubles in session


Current system
20423+3601
TDT 2481


Nearby doubles
10' : 20418+3553
HJ 1560AB

11' : 20430+3555
HJ 1568

18' : 20435+3609
ES 2195AB

21' : 20406+3603
SEI1213

23' : 20417+3622
SEI1217

29' : 20401+3551
SEI1211

30' : 20434+3535
ISM 5AB

31' : 20444+3617
GII 53

34' : 20450+3600
ALI 204

36' : 20423+3637
SEI1224

36' : 20415+3635
SEI1216

37' : 20448+3542
SEI1234

38' : 20416+3637
SEI1218

40' : 20394+3541
TOB 194

43' : 20391+3543
SEI1205

44' : 20391+3619
SEI1206

44' : 20389+3546
TDT2450

45' : 20431+3645
SEI1227

46' : 20460+3601
SEI1242

46' : 20414+3644
SEI1215

46' : 20414+3515
COU1964

47' : 20460+3554
TDT2525

47' : 20411+3516
COU1963AB

47' : 20451+3529
COU1809

48' : 20452+3531
SEI1237

50' : 20449+3524
SEI1235



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

20423+3601 TDT 2481

 
 
20h 42m 16.08s +36° 00' 56.8" P.A. 43.00 sep 0.7 mag 12.08,12.36
 
 
Coord 2000 20423+3601 Discov num TDT2481 Comp Coord arcsec 2000 20 42 16.08 +36 00 56.8
Date first 1991 Date last 1991 Obs 1
Pa first 43 Pa last 42.5 P.A. Now (θ) 42.5°
Sep first 0.7 Sep last 0.7 Sep. Now (ρ) 0.7"
Mag pri 12.08 Mag sec 12.36 delta mag (ΔM) 0.28 Spectral class
Pri motion ra +008 Sec motion ra +008
Pri motion dec +006 Sec motion dec +006
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 2699-02845-1 Gaia DR2 1870564502029369216
 
 
WDS 20423+3601 TDT 2481 : 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
20423+3601 TDT2481 1991 1 43 0.7 12.08 12.36 204216.08+360056.8

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

 
 
WDS 20423+3601 TDT 2481 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20423+3601 TDT 2481 : MEASURES
 
 
No records found.

 
 
WDS 20423+3601 : VIRTUAL EYEPIECE
 
 

20423+3601 TDT2481A mag 12.08 20423+3601 TDT2481B sep 0.6 P.A. 36.50 mag 12.36 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 20423+3601 : ALADIN DSS IMAGE @ 20h 42m 16.08s +36° 00' 56.8"
 
 
 
 
WDS 20423+3601 TDT 2481 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20423+3601 TDT2481 distance=0' 20418+3553 HJ 1560AB distance=10' 20418+3553 HJ 1560AC distance=10' 20430+3555 HJ 1568 distance=11' 20435+3609 ES 2195AB distance=18' 20435+3609 ES 2195BC distance=18' 20406+3603 SEI1213 distance=21' 20417+3622 SEI1217 distance=23' 20401+3551 SEI1211 distance=29' 20434+3535 ISM 5AB distance=30' 20434+3535 EVS 44AC distance=30' 20434+3535 EVS 44AD distance=30' 20444+3617 GII 53 distance=31' 20450+3600 ALI 204 distance=34' 20423+3637 SEI1224 distance=36' 20415+3635 SEI1216 distance=36' 20448+3542 SEI1234 distance=37' 20416+3637 SEI1218 distance=38' 20394+3541 TOB 194 distance=40' 20391+3543 SEI1205 distance=43' 20391+3619 SEI1206 distance=44' 20389+3546 TDT2450 distance=44' 20431+3645 SEI1227 distance=45' 20460+3601 SEI1242 distance=46' 20414+3644 SEI1215 distance=46' 20414+3515 COU1964 distance=46' 20460+3554 TDT2525 distance=47' 20411+3516 COU1963AB distance=47' 20411+3516 COU1963AB,C distance=47' 20451+3529 COU1809 distance=47' 20452+3531 SEI1237 distance=48' 20449+3524 SEI1235 distance=50' 20462+3546 SEI1243AB distance=51' 20462+3546 TDT2529Aa,Ab distance=51' 20381+3601 HJ 1553 distance=52' 20397+3644 SEI1209 distance=53' 20465+3550 ES 2196 distance=54' 20422+3510 POP 9 distance=54' 20462+3628 TDT2528 distance=55' 20462+3533 ES 2252AB distance=56' 20462+3533 LMP 18AB,C distance=56' 20462+3533 LMP 18AB,D distance=56' 20376+3559 LSC 92 distance=57' 20456+3521 TDT2520 distance=57' 20403+3508 TDT2460 distance=59' 20450+3651 ES 2513 distance=59' 20410+3658 TDT2469 distance=59' 20471+3545 SEI1247 distance=62' 20457+3647 AG 265 distance=62' 20454+3651 SEI1238 distance=63' 20373+3541 ES 2251 distance=64' 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 20423+3601 TDT2481 43 0.7
Show 20418+3553 HJ 1560 AB 248 12.8 10
Show 20418+3553 HJ 1560 AC 74 24.3 10
Show 20430+3555 HJ 1568 44 11.2 11
Show 20435+3609 ES 2195 AB 4 20.7 18
Show 20435+3609 ES 2195 BC 91 1.8 18
Show 20406+3603 SEI1213 243 29.3 21
Show 20417+3622 SEI1217 245 15.1 23
Show 20401+3551 SEI1211 149 20.4 29
Show 20434+3535 ISM 5 AB 145 0.0 30
Show 20434+3535 EVS 44 AC 96 12.9 30
Show 20434+3535 EVS 44 AD 298 14.8 30
Show 20444+3617 GII 53 358 0.3 31
Show 20450+3600 ALI 204 307 11.5 34
Show 20423+3637 SEI1224 161 25.2 36
Show 20415+3635 SEI1216 117 11.8 36
Show 20448+3542 SEI1234 127 19.1 37
Show 20416+3637 SEI1218 226 12.8 38
Show 20394+3541 TOB 194 306 18.8 40
Show 20391+3543 SEI1205 74 20.4 43
Show 20391+3619 SEI1206 149 26.6 44
Show 20389+3546 TDT2450 250 1.9 44
Show 20431+3645 SEI1227 168 15.0 45
Show 20460+3601 SEI1242 214 23.6 46
Show 20414+3644 SEI1215 135 28.8 46
Show 20414+3515 COU1964 130 1.0 46
Show 20460+3554 TDT2525 70 0.6 47
Show 20411+3516 COU1963 AB 0.2 47
Show 20411+3516 COU1963 AB,C 41 1.8 47
Show 20451+3529 COU1809 101 0.7 47
Show 20452+3531 SEI1237 272 26.1 48
Show 20449+3524 SEI1235 77 9.4 50
Show 20462+3546 SEI1243 AB 203 16.2 51
Show 20462+3546 TDT2529 Aa,Ab 218 0.6 51
Show 20381+3601 HJ 1553 192 11.5 52
Show 20397+3644 SEI1209 15 21.4 53
Show 20465+3550 ES 2196 70 5.6 54
Show 20422+3510 POP 9 342 4.5 54
Show 20462+3628 TDT2528 4 1.9 55
Show 20462+3533 ES 2252 AB 294 4.2 56
Show 20462+3533 LMP 18 AB,C 82 26.0 56
Show 20462+3533 LMP 18 AB,D 85 35.5 56
Show 20376+3559 LSC 92 105 0.1 57
Show 20456+3521 TDT2520 16 0.4 57
Show 20403+3508 TDT2460 121 2.1 59
Show 20450+3651 ES 2513 275 6.4 59
Show 20410+3658 TDT2469 353 2.9 59
Show 20471+3545 SEI1247 78 25.6 62
Show 20457+3647 AG 265 207 6.8 62
Show 20454+3651 SEI1238 123 8.1 63
Show 20373+3541 ES 2251 196 3.6 64

 
 
WDS 20423+3601 : COMPONENTS
 
 
  A
B pa=36.5°
sep=0.64"
 
 
20423+3601 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204216.08+360056.8 Mag 12.08 PmRA 8.00
PmDE 6.0 Tycho2 2699-02845-1
Tycho2
Tycho2 2699-02845-1 Pflag RAmdeg 310.56709352 DEmdeg 36.01585084
PmRA 8.3 PmDE 5.7 E RAmdeg 43 E DEmdeg 42
E pmRA 2.1 E pmDE 2.1 EpRAm 1985.52 EpDEm 1985.56
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.1 Q pmRA 0.8
Q pmDE 1.1 BTmag 11.652 E BTmag 0.061 VTmag 11.604
E VTmag 0.096 Prox 999 TYC T HIP
CCDM RAdeg 310.56706972 DEdeg 36.01583806 EpRA 1990 1.59
EpDE 1990 1.70 E RAdeg 44.8 E DEdeg 43.8 Posflg
Corr 0.1
 
 
20423+3601 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204216.11+360057.3 Mag 12.36 PmRA 8.00
PmDE 6.0 Calc delta mag 0.28 Calc coord yes