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Doubles in session


Current system
20227+4748
OPI 9005


Nearby doubles
5' : 20223+4748
HJ 1510AB

20' : 20243+4800
TDT2240

20' : 20233+4807
A 727

25' : 20246+4732
STJ 107

32' : 20196+4754
BLL 49

32' : 20239+4718
TDT2236

38' : 20196+4807
ES 503

41' : 20261+4725
TDT2268

45' : 20225+4704
HEI 878

46' : 20266+4724
HDS2924

52' : 20274+4727
A 732

53' : 20273+4815
TDT2286

54' : 20239+4655
PLT 9

57' : 20246+4842
ES 2694

61' : 20281+4815
ES 803

62' : 20287+4737
GRF 17

64' : 20197+4843
TDT2170

65' : 20281+4822
TDT2302

66' : 20179+4705
TDT2148

67' : 20280+4829
HU 587

69' : 20244+4641
TDT2242

74' : 20155+4743
S 743

77' : 20237+4632
HJ 1513

79' : 20246+4904
HEI 908

83' : 20269+4636
KPP4199

86' : 20142+4744
ES 799AB



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

20227+4748 OPI 9005

 
 
20h 22m 44.83s +47° 47' 44.4" P.A. 231.00 sep 29.4 mag 9.20,10.00 Sp A0
 
 
Coord 2000 20227+4748 Discov num OPI9005 Comp Coord arcsec 2000 20 22 44.83 +47 47 44.4
Date first 1901 Date last 2015 Obs 14
Pa first 229 Pa last 230.9 P.A. Now (θ) 230.9°
Sep first 32.8 Sep last 29.371 Sep. Now (ρ) 29.371"
Mag pri 9.20 Mag sec 10.00 delta mag (ΔM) 0.8 Spectral class A0 (white)
Pri motion ra +002 Sec motion ra +015
Pri motion dec -014 Sec motion dec +017
Notes
rPM=1.483
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3576-00355-1 Gaia DR2 2083455585530910336
 
 
WDS 20227+4748 OPI 9005 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Opi1927 Ma - Opik, E. 1927PTarO..26e...1O
Opi1927 Pub. Tartu Obs. 26, #5, 1927
Opi1932 Ma - Opik, E. 1932PTarO..27e...1O
Opi1932 Pub. Tartu Obs. 27, #5, 1932
Opi1932B - Opik, E. 1932QB821.A43......
Opi1932B 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
20227+4748 OPI9005 2010 5 231 29.5 9.20 10.00 A0 202244.83+474744.4
20227+4748 OPI9005 2015 13 231 29.4 9.20 10.00 A0 202244.83+474744.4

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

 
 
WDS 20227+4748 OPI 9005 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20227+4748 OPI 9005 : MEASURES
 
 
No records found.

 
 
WDS 20227+4748 : VIRTUAL EYEPIECE
 
 

20227+4748 OPI9005A mag 9.2 Sp A0 20227+4748 OPI9005B sep 24.0 P.A. 219.60 mag 10 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20227+4748 : ALADIN DSS IMAGE @ 20h 22m 44.83s +47° 47' 44.4"
 
 
 
 
WDS 20227+4748 OPI 9005 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20227+4748 OPI9005 distance=0' 20223+4748 HJ 1511EF distance=4' 20223+4748 HJ 1510AB distance=5' 20223+4748 ES 29AC distance=5' 20223+4748 ES 29AD distance=5' 20223+4748 ES 29AE distance=5' 20243+4800 TDT2240 distance=20' 20233+4807 A 727 distance=20' 20246+4732 STJ 107 distance=25' 20196+4754 BLL 49 distance=32' 20239+4718 TDT2236 distance=32' 20196+4807 ES 503 distance=38' 20261+4725 TDT2268 distance=41' 20225+4704 HEI 878 distance=45' 20266+4724 HDS2924 distance=46' 20274+4727 A 732 distance=52' 20273+4815 TDT2286 distance=53' 20239+4655 PLT 9 distance=54' 20246+4842 ES 2694 distance=57' 20281+4815 ES 803 distance=61' 20287+4737 GRF 17 distance=62' 20197+4843 TDT2170 distance=64' 20281+4822 TDT2302 distance=65' 20179+4705 TDT2148 distance=66' 20280+4829 HU 587 distance=67' 20244+4641 TDT2242 distance=69' 20155+4743 S 743 distance=74' 20237+4632 HJ 1513 distance=77' 20246+4904 HEI 908 distance=79' 20269+4636 KPP4199 distance=83' 20142+4744 ES 799CD distance=86' 20142+4744 ES 799AB distance=86' 20142+4744 ES 799AC distance=86' 20231+4618 TDT2226 distance=91' 20202+4620 TDT2181 distance=92' 20271+4909 ES 802 distance=93' 20225+4613 A 726 distance=95' 20146+4652 OPI9004 distance=100' 20301+4857 BU 669AB distance=101' 20301+4857 BU 669AC distance=101' 20301+4857 GUI 32AD distance=101' 20223+4930 TDT2212 distance=103' 20143+4648 ES 27 distance=105' 20126+4729 TDT2089 distance=105' 20269+4611 BRT2263 distance=106' 20304+4634 ES 663 distance=107' 20334+4752 J 4 distance=108' 20135+4653 OPI 23AB distance=109' 20135+4653 OPI 23AC distance=109' 20139+4642 SMR 69 distance=112' 20136+4644 SMR 68HK distance=113' 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 20227+4748 OPI9005 231 29.4
Show 20223+4748 HJ 1511 EF 237 11.6 4
Show 20223+4748 HJ 1510 AB 148 4.6 5
Show 20223+4748 ES 29 AC 326 6.7 5
Show 20223+4748 ES 29 AD 318 31.3 5
Show 20223+4748 ES 29 AE 121 55.9 5
Show 20243+4800 TDT2240 175 0.6 20
Show 20233+4807 A 727 61 0.9 20
Show 20246+4732 STJ 107 67 1.1 25
Show 20196+4754 BLL 49 231 65.4 32
Show 20239+4718 TDT2236 279 0.9 32
Show 20196+4807 ES 503 1 5.2 38
Show 20261+4725 TDT2268 50 0.7 41
Show 20225+4704 HEI 878 10 2.3 45
Show 20266+4724 HDS2924 209 1.5 46
Show 20274+4727 A 732 78 0.7 52
Show 20273+4815 TDT2286 50 1.7 53
Show 20239+4655 PLT 9 27 4.4 54
Show 20246+4842 ES 2694 321 11.9 57
Show 20281+4815 ES 803 351 6.1 61
Show 20287+4737 GRF 17 102 160.1 62
Show 20197+4843 TDT2170 175 0.5 64
Show 20281+4822 TDT2302 249 1.4 65
Show 20179+4705 TDT2148 51 1.1 66
Show 20280+4829 HU 587 338 0.6 67
Show 20244+4641 TDT2242 343 0.7 69
Show 20155+4743 S 743 175 208.5 74
Show 20237+4632 HJ 1513 325 13.8 77
Show 20246+4904 HEI 908 331 2.4 79
Show 20269+4636 KPP4199 284 1.5 83
Show 20142+4744 ES 799 CD 72 4.0 86
Show 20142+4744 ES 799 AB 14 2.2 86
Show 20142+4744 ES 799 AC 41 34.5 86
Show 20231+4618 TDT2226 183 1.2 91
Show 20202+4620 TDT2181 132 0.6 92
Show 20271+4909 ES 802 238 5.1 93
Show 20225+4613 A 726 276 0.5 95
Show 20146+4652 OPI9004 256 8.0 100
Show 20301+4857 BU 669 AB 336 15.0 101
Show 20301+4857 BU 669 AC 89 55.8 101
Show 20301+4857 GUI 32 AD 44 131.1 101
Show 20223+4930 TDT2212 356 2.5 103
Show 20143+4648 ES 27 337 4.1 105
Show 20126+4729 TDT2089 3 0.3 105
Show 20269+4611 BRT2263 34 4.1 106
Show 20304+4634 ES 663 110 5.0 107
Show 20334+4752 J 4 1 2.6 108
Show 20135+4653 OPI 23 AB 283 8.4 109
Show 20135+4653 OPI 23 AC 330 97.1 109
Show 20139+4642 SMR 69 62 7.0 112
Show 20136+4644 SMR 68 HK 263 9.0 113

 
 
WDS 20227+4748 : COMPONENTS
 
 
  A
B pa=219.6°
sep=24.03"
 
 
20227+4748 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 202244.83+474744.4 Mag 9.2 Spectral class A0 (white)
PmRA 2.00 PmDE -14.0 Tycho2 3576-00355-1
Tycho2
Tycho2 3576-00355-1 Pflag RAmdeg 305.68676178 DEmdeg 47.79566466
PmRA 1.8 PmDE -14.3 E RAmdeg 9 E DEmdeg 11
E pmRA 1.3 E pmDE 1.3 EpRAm 1990.96 EpDEm 1990.60
Num 7 Q RAmdeg 1.0 Q DEmdeg 0.5 Q pmRA 1.1
Q pmDE 0.5 BTmag 9.479 E BTmag 0.019 VTmag 9.211
E VTmag 0.018 Prox 301 TYC T HIP
CCDM RAdeg 305.68675556 DEdeg 47.79569750 EpRA 1990 1.76
EpDE 1990 1.73 E RAdeg 9.1 E DEdeg 11.1 Posflg
Corr 0.0
 
 
20227+4748 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202243.31+474725.9 Mag 10 PmRA 15.00
PmDE 17.0 Tycho2 3576-01185-1 Calc delta mag 0.8 Calc coord yes
Tycho2
Tycho2 3576-01185-1 Pflag RAmdeg 305.67727804 DEmdeg 47.79037940
PmRA 14.5 PmDE 16.6 E RAmdeg 20 E DEmdeg 24
E pmRA 1.7 E pmDE 1.6 EpRAm 1988.94 EpDEm 1987.59
Num 5 Q RAmdeg 1.1 Q DEmdeg 0.4 Q pmRA 1.2
Q pmDE 0.4 BTmag 10.956 E BTmag 0.050 VTmag 10.079
E VTmag 0.033 Prox 301 TYC T HIP
CCDM RAdeg 305.67722667 DEdeg 47.79034333 EpRA 1990 1.78
EpDE 1990 1.72 E RAdeg 22.4 E DEdeg 28.0 Posflg
Corr 0.0