stampa
Login

Create your own observing lists in a few clicks and save them.
Register here


Search



Actions
Advanced Search
Go to Simbad
New report
New measure
Login


Computed Lists
Populars
Latest Populars
Doubles in session


Current system
20156+4454
TDT 2125


Nearby doubles
21' : 20166+4437
TDT2135

23' : 20161+4432
BRT2258

35' : 20130+4433
A 723

37' : 20123+4505
ES 1268

39' : 20124+4513
ES 1269

42' : 20194+4500
TDS1058

45' : 20189+4522
ARG 37

48' : 20147+4541
TDT2117

49' : 20175+4538
STF2667

49' : 20139+4539
POP 138

53' : 20198+4522
STT 406

56' : 20122+4536
ES 501

56' : 20104+4447
TDT2046

59' : 20123+4541
TDT2080

60' : 20210+4437
A 725

65' : 20110+4536
ES 499AB

65' : 20121+4402
BRT2256

71' : 20217+4522
BRT2261

71' : 20161+4605
STJ 104

74' : 20108+4547
CVE 23

74' : 20107+4547
HJ 1488

75' : 20089+4517
TDT2022

76' : 20157+4339
A 2095AB

77' : 20165+4339
ES 1439

79' : 20169+4337
FOX 252

80' : 20130+4609
AHD 33



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.

20156+4454 TDT 2125

 
 
20h 15m 35.28s +44° 54' 04.0" P.A. 257.00 sep 2.3 mag 11.57,11.99
 
 
Coord 2000 20156+4454 Discov num TDT2125 Comp Coord arcsec 2000 20 15 35.28 +44 54 04.0
Date first 1991 Date last 1991 Obs 1
Pa first 257 Pa last 257.3 P.A. Now (θ) 257.3°
Sep first 2.3 Sep last 2.3 Sep. Now (ρ) 2.3"
Mag pri 11.57 Mag sec 11.99 delta mag (ΔM) 0.42 Spectral class
Pri motion ra -004 Sec motion ra -004
Pri motion dec +008 Sec motion dec +008
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3163-00880-1 Gaia DR2 2081561642388561664
 
 
WDS 20156+4454 TDT 2125 : 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
20156+4454 TDT2125 1991 1 257 2.3 11.57 11.99 201535.28+445404.0

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

 
 
WDS 20156+4454 TDT 2125 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20156+4454 TDT 2125 : MEASURES
 
 
No records found.

 
 
WDS 20156+4454 : VIRTUAL EYEPIECE
 
 

20156+4454 TDT2125A mag 11.57 20156+4454 TDT2125B sep 1.7 P.A. 252.40 mag 11.99 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 20156+4454 : ALADIN DSS IMAGE @ 20h 15m 35.28s +44° 54' 04.0"
 
 
 
 
WDS 20156+4454 TDT 2125 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20156+4454 TDT2125 distance=0' 20166+4437 TDT2135 distance=21' 20161+4432 BRT2258 distance=23' 20130+4433 A 723 distance=35' 20123+4505 ES 1268 distance=37' 20124+4513 ES 1269 distance=39' 20194+4500 TDS1058 distance=42' 20189+4522 ARG 37 distance=45' 20147+4541 TDT2117 distance=48' 20175+4538 STF2667 distance=49' 20139+4539 POP 138 distance=49' 20198+4522 STT 406 distance=53' 20122+4536 ES 501 distance=56' 20104+4447 TDT2046 distance=56' 20123+4541 TDT2080 distance=59' 20210+4437 A 725 distance=60' 20110+4536 ES 499AB distance=65' 20110+4536 ES 499AC distance=65' 20121+4402 BRT2256 distance=65' 20217+4522 BRT2261 distance=71' 20161+4605 STJ 104 distance=71' 20108+4547 CVE 23 distance=74' 20107+4547 HJ 1488 distance=74' 20089+4517 TDT2022 distance=75' 20157+4339 A 2095AB distance=76' 20157+4339 STF2659AB,C distance=76' 20157+4339 STF2659AB,D distance=76' 20157+4339 FOX 39DE distance=76' 20157+4339 A 2095DF distance=76' 20165+4339 ES 1439 distance=77' 20169+4337 FOX 252 distance=79' 20130+4609 AHD 33 distance=80' 20167+4335 FOX 251 distance=81' 20085+4526 BRT2253 distance=82' 20102+4357 STT 400 distance=82' 20205+4351 BU 1207AB distance=82' 20205+4351 TRN 29AC distance=82' 20205+4351 IOT 2Aa,Ab distance=82' 20237+4442 ES 1330 distance=88' 20223+4546 POP 144 distance=88' 20240+4457 ES 1331 distance=89' 20093+4353 ES 1438 distance=91' 20187+4329 TDT2158 distance=92' 20147+4625 TDT2116 distance=92' 20121+4618 OSO 120AB distance=92' 20121+4618 OSO 120AC distance=92' 20121+4618 OSO 120AD distance=92' 20238+4525 ES 801 distance=93' 20137+4323 BU 660AB distance=94' 20137+4323 BU 660AC distance=94' 20137+4323 FOX 250AD distance=94' 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 20156+4454 TDT2125 257 2.3
Show 20166+4437 TDT2135 38 0.9 21
Show 20161+4432 BRT2258 6 2.8 23
Show 20130+4433 A 723 169 0.4 35
Show 20123+4505 ES 1268 150 8.2 37
Show 20124+4513 ES 1269 34 5.2 39
Show 20194+4500 TDS1058 250 1.4 42
Show 20189+4522 ARG 37 194 14.1 45
Show 20147+4541 TDT2117 319 0.4 48
Show 20175+4538 STF2667 224 8.0 49
Show 20139+4539 POP 138 42 0.6 49
Show 20198+4522 STT 406 100 0.3 53
Show 20122+4536 ES 501 130 1.6 56
Show 20104+4447 TDT2046 111 0.9 56
Show 20123+4541 TDT2080 325 0.6 59
Show 20210+4437 A 725 25 0.9 60
Show 20110+4536 ES 499 AB 331 13.6 65
Show 20110+4536 ES 499 AC 85 25.7 65
Show 20121+4402 BRT2256 26 3.3 65
Show 20217+4522 BRT2261 272 4.5 71
Show 20161+4605 STJ 104 316 1.4 71
Show 20108+4547 CVE 23 109 7.0 74
Show 20107+4547 HJ 1488 133 13.3 74
Show 20089+4517 TDT2022 198 1.0 75
Show 20157+4339 A 2095 AB 333 0.2 76
Show 20157+4339 STF2659 AB,C 311 2.7 76
Show 20157+4339 STF2659 AB,D 251 20.5 76
Show 20157+4339 FOX 39 DE 135 1.4 76
Show 20157+4339 A 2095 DF 48 7.6 76
Show 20165+4339 ES 1439 30 1.7 77
Show 20169+4337 FOX 252 246 18.6 79
Show 20130+4609 AHD 33 40 19.0 80
Show 20167+4335 FOX 251 279 5.5 81
Show 20085+4526 BRT2253 285 5.0 82
Show 20102+4357 STT 400 329 0.7 82
Show 20205+4351 BU 1207 AB 211 4.8 82
Show 20205+4351 TRN 29 AC 202 2.3 82
Show 20205+4351 IOT 2 Aa,Ab 152 0.0 82
Show 20237+4442 ES 1330 309 3.6 88
Show 20223+4546 POP 144 121 6.0 88
Show 20240+4457 ES 1331 78 1.3 89
Show 20093+4353 ES 1438 42 5.0 91
Show 20187+4329 TDT2158 164 1.8 92
Show 20147+4625 TDT2116 74 1.0 92
Show 20121+4618 OSO 120 AB 30 13.5 92
Show 20121+4618 OSO 120 AC 192 16.7 92
Show 20121+4618 OSO 120 AD 90 20.2 92
Show 20238+4525 ES 801 170 9.6 93
Show 20137+4323 BU 660 AB 318 8.7 94
Show 20137+4323 BU 660 AC 190 58.2 94
Show 20137+4323 FOX 250 AD 279 31.5 94

 
 
WDS 20156+4454 : COMPONENTS
 
 
  A
B pa=252.4°
sep=1.67"
 
 
20156+4454 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 201535.28+445404.0 Mag 11.57 PmRA -4.00
PmDE 8.0 Tycho2 3163-00880-1
Tycho2
Tycho2 3163-00880-1 Pflag RAmdeg 303.89700634 DEmdeg 44.90111315
PmRA -4.2 PmDE 8.3 E RAmdeg 71 E DEmdeg 67
E pmRA 2.0 E pmDE 1.8 EpRAm 1976.05 EpDEm 1975.35
Num 3 Q RAmdeg 0.2 Q DEmdeg 1.3 Q pmRA 0.2
Q pmDE 1.3 BTmag 12.640 E BTmag 0.206 VTmag 11.666
E VTmag 0.123 Prox 999 TYC HIP
CCDM RAdeg 303.89702056 DEdeg 44.90109417 EpRA 1990 1.63
EpDE 1990 1.74 E RAdeg 76.6 E DEdeg 72.6 Posflg
Corr 0.0
 
 
20156+4454 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 201535.13+445403.5 Mag 11.99 PmRA -4.00
PmDE 8.0 Calc delta mag 0.42 Calc coord yes