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Doubles in session


Current system
20420+3827
AG 263


Nearby doubles
12' : 20415+3818
TDT2473

19' : 20436+3834
BRT2232

25' : 20430+3850
ES 2053

25' : 20400+3821
KPP 5

26' : 20440+3838
TDT2506

26' : 20433+3847
GRV 371

26' : 20440+3839
COU2292

29' : 20402+3846
TDT2459

29' : 20412+3801
ES 2512

29' : 20408+3802
ALI 672

36' : 20404+3758
SEI1212AB

36' : 20449+3839
ALI 951

36' : 20450+3827
ALI 947

37' : 20419+3752
TDT2478

39' : 20410+3905
HJ 612AB

41' : 20432+3749
ES 2122AB

41' : 20387+3838
STF2708AB

41' : 20390+3804
SEI1204

45' : 20391+3759
SEI1208

47' : 20383+3814
SEI1202

48' : 20453+3854
SEI1239

48' : 20461+3824
ALI 949

49' : 20396+3908
SEI1210

51' : 20378+3824
SEI1195

52' : 20459+3852
COU2294

52' : 20449+3908
SEI1236



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.

20420+3827 AG 263

 
 
20h 42m 00.80s +38° 27' 49.8" P.A. 70.00 sep 1.6 mag 10.21,10.40
 
 
Coord 2000 20420+3827 Discov num AG  263 Comp Coord arcsec 2000 20 42 00.80 +38 27 49.8
Date first 1902 Date last 2016 Obs 16
Pa first 70 Pa last 70.1 P.A. Now (θ) 70.1°
Sep first 1.7 Sep last 1.6 Sep. Now (ρ) 1.6"
Mag pri 10.21 Mag sec 10.40 delta mag (ΔM) 0.19 Spectral class
Pri motion ra +001 Sec motion ra +001
Pri motion dec +003 Sec motion dec +003
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus Tycho2 3166-01841-1 Gaia DR2 2063530922996613888
 
 
WDS 20420+3827 AG 263 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
AG T Astronomische Gesellschaft (see also ref codes KR and WFD)
AG (Mean aperture 8in given in catalog for all AG_ codes)
AG_1903A T j AG - Leipzig 1903LicOB...2..115H
AG_1903A cited by Hussey (Lick Obs. Bull. 2, 115, 1903)
AG_1906A T - AG - Leipzig 1906QB821.B972.....
AG_1906A +Ma cited in BDS (Burnham Double Star Cat.), 1906
AG_1906B T - AG - Leipzig 1906MmRAS..56....1L
AG_1906B cited by Lewis (MemRAS 56, 1, 1906)
AG_1906C T - AG - Lund 1906QB821.B972.....
AG_1906C cited in BDS (Burnham Double Star Cat.), 1906
AG_1906D T - AG - Strasbourg 1906QB821.B972.....
AG_1906D cited by Burnham (Burnham Double Star Cat.), 1906
AG_1913A T - AG - Albany 1913QB811.B8.......
AG_1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913B T - AG - Berlin 1913QB811.B8.......
AG_1913B cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913C T - AG - Bonn 1913QB811.B8.......
AG_1913C cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913D T - AG - Cambridge, England 1913QB811.B8.......
AG_1913D cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913E T - AG - Christiania 1913QB811.B8.......
AG_1913E cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913F T - AG - Harvard 1913QB811.B8.......
AG_1913F cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913G T - AG - Helsingfors 1913QB811.B8.......
AG_1913G cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913H T - AG - Leiden 1913QB811.B8.......
AG_1913H cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913I T - AG - Leipzig 1913QB811.B8.......
AG_1913I cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913J T - AG - Lund 1913QB811.B8.......
AG_1913J cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913K T - AG - Strasbourg 1913QB811.B8.......
AG_1913K cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913L T - AG - Wien-Ottakring 1913QB811.B8.......
AG_1913L cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1913M T - AG - Oxford 1913QB811.B8.......
AG_1913M cited by Burnham (Carnegie Inst. Wash. #168, 1913)
AG_1932A T - AG - Leipzig 1932QB821.A43......
AG_1932A cited in ADS (Aitken Double Star Cat.), 1932
AG_1932B T - AG - Berlin 1932QB821.A43......
AG_1932B cited in ADS (Aitken Double Star Cat.), 1932
AG_1932C T - AG - Helsingfors 1932QB821.A43......
AG_1932C cited in ADS (Aitken Double Star Cat.), 1932
AG_1932D T - AG - Bonn 1932QB821.A43......
AG_1932D cited in ADS (Aitken Double Star Cat.), 1932
AG_1932E T - AG - Lund 1932QB821.A43......
AG_1932E cited in ADS (Aitken Double Star Cat.), 1932
AG_1932F T - AG - Cambridge, England 1932QB821.A43......
AG_1932F cited in ADS (Aitken Double Star Cat.), 1932
AG_1932G T - AG - Oxford 1932QB821.A43......
AG_1932G cited in ADS (Aitken Double Star Cat.), 1932
AG_2002A T - AG 2002yCat.1275....0D
AG_2002A cited in CCDM
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20420+3827 AG 263 2005 14 70 1.9 10.21 10.40 204200.80+382749.8
20420+3827 AG 263 2016 16 70 1.6 10.21 10.40 204200.80+382749.8

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

 
 
WDS 20420+3827 AG 263 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20420+3827 AG 263 : MEASURES
 
 
No records found.

 
 
WDS 20420+3827 : VIRTUAL EYEPIECE
 
 

20420+3827 AG 263A mag 10.21 20420+3827 AG 263B sep 1.3 P.A. 65.20 mag 10.4 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 20420+3827 : ALADIN DSS IMAGE @ 20h 42m 00.80s +38° 27' 49.8"
 
 
 
 
WDS 20420+3827 AG 263 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20420+3827 AG 263 distance=0' 20415+3818 TDT2473 distance=12' 20436+3834 BRT2232 distance=19' 20430+3850 ES 2053 distance=25' 20400+3821 KPP 5 distance=25' 20440+3838 TDT2506 distance=26' 20433+3847 GRV 371 distance=26' 20440+3839 COU2292 distance=26' 20402+3846 TDT2459 distance=29' 20412+3801 ES 2512 distance=29' 20408+3802 ALI 672 distance=29' 20404+3758 SEI1212AB distance=36' 20404+3758 FYM 327AC distance=36' 20449+3839 ALI 951 distance=36' 20450+3827 ALI 947 distance=36' 20419+3752 TDT2478 distance=37' 20410+3905 MCA 62Aa,Ab distance=39' 20410+3905 HJ 612AB distance=39' 20432+3749 ES 2122AB distance=41' 20432+3749 FYM 323AC distance=41' 20387+3838 STF2708AB distance=41' 20387+3838 STF2708AC distance=41' 20387+3838 STF2708AD distance=41' 20390+3804 SEI1204 distance=41' 20391+3759 SEI1208 distance=45' 20384+3811 TDT2444Aa,Ab distance=46' 20383+3814 SEI1202 distance=47' 20453+3854 SEI1239 distance=48' 20461+3824 ALI 949 distance=48' 20396+3908 SEI1210 distance=49' 20378+3824 SEI1195 distance=51' 20459+3852 COU2294 distance=52' 20449+3908 SEI1236 distance=52' 20380+3806 SEI1197 distance=54' 20392+3910 MLB 954AB distance=54' 20392+3910 MLB 954AC distance=54' 20435+3919 SEI1229 distance=54' 20373+3822 SEI1194 distance=56' 20461+3858 CRB 11 distance=58' 20470+3828 ES 2054 distance=58' 20371+3837 SEI1193 distance=59' 20447+3739 SEI1232 distance=60' 20445+3921 HJ 1572 distance=61' 20422+3726 SEI1223 distance=63' 20470+3806 TDT2534 distance=63' 20471+3850 HJ 1575 distance=64' 20379+3909 SEI1198 distance=64' 20438+3928 SEI1230 distance=64' 20437+3727 COU2291 distance=64' 20382+3742 SEI1201 distance=64' 20441+3927 ES 1981 distance=65' 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 20420+3827 AG 263 70 1.6
Show 20415+3818 TDT2473 169 0.6 12
Show 20436+3834 BRT2232 269 5.8 19
Show 20430+3850 ES 2053 223 4.5 25
Show 20400+3821 KPP 5 337 3.1 25
Show 20440+3838 TDT2506 23 2.9 26
Show 20433+3847 GRV 371 180 65.5 26
Show 20440+3839 COU2292 240 0.3 26
Show 20402+3846 TDT2459 36 1.4 29
Show 20412+3801 ES 2512 327 6.9 29
Show 20408+3802 ALI 672 167 12.4 29
Show 20404+3758 SEI1212 AB 195 18.9 36
Show 20404+3758 FYM 327 AC 30 14.0 36
Show 20449+3839 ALI 951 49 11.1 36
Show 20450+3827 ALI 947 69 6.9 36
Show 20419+3752 TDT2478 339 1.9 37
Show 20410+3905 MCA 62 Aa,Ab 276 0.1 39
Show 20410+3905 HJ 612 AB 9 48.9 39
Show 20432+3749 ES 2122 AB 71 5.4 41
Show 20432+3749 FYM 323 AC 142 20.4 41
Show 20387+3838 STF2708 AB 323 57.9 41
Show 20387+3838 STF2708 AC 336 40.6 41
Show 20387+3838 STF2708 AD 231 115.6 41
Show 20390+3804 SEI1204 291 7.8 41
Show 20391+3759 SEI1208 11 7.5 45
Show 20384+3811 TDT2444 Aa,Ab 319 1.0 46
Show 20383+3814 SEI1202 89 14.1 47
Show 20453+3854 SEI1239 40 26.8 48
Show 20461+3824 ALI 949 313 11.9 48
Show 20396+3908 SEI1210 303 12.0 49
Show 20378+3824 SEI1195 219 9.1 51
Show 20459+3852 COU2294 125 0.9 52
Show 20449+3908 SEI1236 318 27.4 52
Show 20380+3806 SEI1197 173 14.3 54
Show 20392+3910 MLB 954 AB 57 3.1 54
Show 20392+3910 MLB 954 AC 284 109.5 54
Show 20435+3919 SEI1229 156 19.6 54
Show 20373+3822 SEI1194 113 25.1 56
Show 20461+3858 CRB 11 272 10.8 58
Show 20470+3828 ES 2054 192 2.7 58
Show 20371+3837 SEI1193 353 17.1 59
Show 20447+3739 SEI1232 240 28.9 60
Show 20445+3921 HJ 1572 280 15.6 61
Show 20422+3726 SEI1223 142 10.3 63
Show 20470+3806 TDT2534 138 0.6 63
Show 20471+3850 HJ 1575 51 14.9 64
Show 20379+3909 SEI1198 307 13.9 64
Show 20438+3928 SEI1230 124 25.3 64
Show 20437+3727 COU2291 228 1.0 64
Show 20382+3742 SEI1201 350 22.8 64
Show 20441+3927 ES 1981 310 4.5 65

 
 
WDS 20420+3827 : COMPONENTS
 
 
  A
B pa=65.2°
sep=1.30"
 
 
20420+3827 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 204200.80+382749.8 Mag 10.21 PmRA 1.00
PmDE 3.0 Tycho2 3166-01841-1
Tycho2
Tycho2 3166-01841-1 Pflag P RAmdeg 310.50334371 DEmdeg 38.46382209
PmRA 1.3 PmDE 3.2 E RAmdeg 18 E DEmdeg 17
E pmRA 2.6 E pmDE 2.3 EpRAm 1991.00 EpDEm 1991.05
Num 4 Q RAmdeg 1.7 Q DEmdeg 1.7 Q pmRA 1.7
Q pmDE 1.7 BTmag 10.362 E BTmag 0.027 VTmag 10.207
E VTmag 0.032 Prox 19 TYC T HIP
CCDM RAdeg 310.50306333 DEdeg 38.46373889 EpRA 1990 1.60
EpDE 1990 1.73 E RAdeg 17.6 E DEdeg 17.1 Posflg D
Corr 0.0
 
 
20420+3827 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 204200.90+382750.3 Mag 10.4 PmRA 1.00
PmDE 3.0 Tycho2 3166-01841-2 Calc delta mag 0.19 Calc coord yes
Tycho2
Tycho2 3166-01841-2 Pflag P RAmdeg 310.50334371 DEmdeg 38.46382209
PmRA 1.3 PmDE 3.2 E RAmdeg 18 E DEmdeg 17
E pmRA 2.6 E pmDE 2.3 EpRAm 1991.00 EpDEm 1991.05
Num 4 Q RAmdeg 1.7 Q DEmdeg 1.7 Q pmRA 1.7
Q pmDE 1.7 BTmag 10.485 E BTmag 0.031 VTmag 10.401
E VTmag 0.038 Prox 19 TYC T HIP
CCDM RAdeg 310.50368528 DEdeg 38.46390972 EpRA 1990 1.60
EpDE 1990 1.74 E RAdeg 20.6 E DEdeg 20.0 Posflg D
Corr 0.0