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Current system
22306+3706
HJ 1774 BC


Nearby doubles
5' : 22308+3708
ALI 456

22' : 22322+3659
LDS1057

23' : 22307+3729
ES 2072AB

25' : 22312+3645
KPP3380

32' : 22285+3727
ES 2071AB

32' : 22287+3643
ALI 454

36' : 22310+3741
ALI 704

41' : 22287+3742
RAO 482

43' : 22305+3749
GRV 582

46' : 22296+3623
BRT3255

47' : 22297+3621
ALI 234

48' : 22268+3727
STF2906

51' : 22314+3617
COU1192

55' : 22258+3659
ALI 453

56' : 22271+3746
J 3167

62' : 22349+3702
ES 2532

66' : 22314+3811
KPP2692

69' : 22360+3656
LDS4981

71' : 22334+3808
COU1343AB

71' : 22307+3555
GRV 583

72' : 22262+3618
LDS4968

74' : 22337+3605
TDT3584

75' : 22313+3820
HDS3193

75' : 22254+3622
ALI 229

76' : 22244+3648
J 3166AB

76' : 22322+3819
UC 4760



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.

22306+3706 HJ 1774 BC

 
 
22h 30m 23.93s +37° 06' 32.1" P.A. 294.00 sep 33.5 mag 13.00,13.59
 
 
Coord 2000 22306+3706 Discov num HJ 1774 Comp BC Coord arcsec 2000 22 30 23.93 +37 06 32.1
Date first 1998 Date last 2015 Obs 6
Pa first 294 Pa last 293.5 P.A. Now (θ) 293.5°
Sep first 33.3 Sep last 33.485 Sep. Now (ρ) 33.485"
Mag pri 13.00 Mag sec 13.59 delta mag (ΔM) 0.59 Spectral class
Pri motion ra +084 Sec motion ra -012
Pri motion dec +038 Sec motion dec -005
Notes
rPM=1.141
This double is not physical.
 
 
22306+3706 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show 22 30 23 +37 06 23 HJ 1774 AB 2015 10 53 16.0 10.51 13.00 2.49
Show 22 30 23 +37 06 23 HJ 1774 AC 2015 10 322 29.1 10.51 13.59 3.08
Show 22 30 24 +37 06 32 HJ 1774 BC 2015 6 294 33.5 13.00 13.59 0.59 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lacerta Gaia DR2 1907507577314200320
 
 
WDS 22306+3706 HJ 1774 BC : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
HJ_1826 Mb - Herschel, J.F.W. 1826MmRAS...2..459H
HJ_1826 MemRAS 2, 459, 1826
HJ_1829a Mb - Herschel, J.F.W. 1829MmRAS...3...47H
HJ_1829a MemRAS 3, 47, 1829
HJ_1829b Mb - Herschel, J.F.W. 1829MmRAS...3..177H
HJ_1829b MemRAS 3, 177, 1829
HJ_1831 Ma - Herschel, J.F.W. 1831MmRAS...4..331H
HJ_1831 +Mb MemRAS 4, part 2, 331, 1831
HJ_1833a Ma - Herschel, J.F.W. 1833MmRAS...5...13H
HJ_1833a +Mb MemRAS 5, 13, 1833
HJ_1833b orb - Herschel, J.F.W. 1833MmRAS...5..171H
HJ_1833b MemRAS 5, 171, 1833
HJ_1833c Mb - Herschel, J.F.W. 1833MmRAS...6....1H
HJ_1833c MemRAS 6, 1, 1833
HJ_1833d orb - Herschel, J.F.W. 1833MmRAS...6..149H
HJ_1833d MemRAS 6, 149, 1833
HJ_1835 Ma - Herschel, J.F.W. 1835MmRAS...8...37H
HJ_1835 +Mb MemRAS 8, 37, 1835
HJ_1836 Mb - Herschel, J.F.W. 1836MmRAS...9..193H
HJ_1836 MemRAS 9, 193, 1836
HJ_1847a Ma j Herschel, J.F.W. .
HJ_1847a +Mb Cape Results, London, 1847 (Cape of Good Hope Astronomical Observations 1834-1838)
HJ_1847b Ma j Herschel, J.F.W. .
HJ_1847b Cape Results, London, 1847
HJ_1850 orb - Herschel, J.F.W. 1850MmRAS..18...47H
HJ_1850 MemRAS 18, 47, 1850
HJ_1870 Mb - Herschel, J.F.W. 1870MmRAS..38....1H
HJ_1870 MemRAS 38, 1, 1870
HJ_1874A - Herschel, J.F.W. 1874MNRAS..35...28B
HJ_1874A cited by Burnham (MNRAS 35, 28, 1874)
HJ_1875A Ma - Herschel, J.F.W. 1875AN.....85..323D
HJ_1875A +Mb cited by Doberck, 1875 (see Dob1875b,f,g,h)
HJ_1880A Ma - Herschel, J.F.W. 1880Obs.....3..508G
HJ_1880A +Mb cited by Gledhill (Obs 3, 508, 1880)
HJ_1880B Mb - Herschel, J.F.W. 1880MNRAS..40..497B
HJ_1880B cited by Burnham (MNRAS 40, 497, 1880)
HJ_1897A Ma j Herschel, J.F.W. 1897MNRAS..57..541S
HJ_1897A cited by See (MNRAS 57, 541, 1897)
HJ_1905A Ma - Herschel, J.F.W. 1905LicOB...3..147A
HJ_1905A +Mb cited by Aitken (Lick Obs. Bull. 3, 147, 1905)
HJ_1906A Ma - Herschel, J.F.W. 1906MmRAS..56....1L
HJ_1906A +Mb cited by Lewis (MemRAS 56, 1, 1906)
HJ_1906B Ma - Herschel, J.F.W. 1906QB821.B972.....
HJ_1906B +Mb cited in BDS (Burnham Double Star Cat.), 1906
HJ_1927A Mb - Herschel, J.F.W. 1927sdsc.book......
HJ_1927A cited in SDS (Southern Double Star Catalog), 1927
HJ_1932A Mb - Herschel, J.F.W. 1932QB821.A43......
HJ_1932A cited in ADS (Aitken Double Star Cat.), 1932
HJ_9999 M j Herschel, J.F.W. ...................
HJ_9999 +Ma Unpublished, manuscript or reference not found.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
22306+3706 HJ 1774 BC 1998 1 294 33.3 13.00 13.60 223023.93+370632.1
22306+3706 HJ 1774 BC 2002 2 294 33.4 13.00 13.60 223023.93+370632.1
22306+3706 HJ 1774 BC 2015 3 294 33.5 13.00 13.59 223023.93+370632.1

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

 
 
WDS 22306+3706 HJ 1774 BC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22306+3706 HJ 1774 BC : MEASURES
 
 
No records found.

 
 
WDS 22306+3706 : VIRTUAL EYEPIECE
 
 

22306+3706 HJ 1774A mag 10.51 22306+3706 HJ 1774B sep 15.5 P.A. 52.70 mag 13 22306+3706 HJ 1774C sep 27.0 P.A. 328.10 mag 13.59 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 22306+3706 : ALADIN DSS IMAGE @ 22h 30m 23.93s +37° 06' 32.1"
 
 
 
 
WDS 22306+3706 HJ 1774 BC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22306+3706 HJ 1774BC distance=0' 22306+3706 HJ 1774AB distance=1' 22306+3706 HJ 1774AC distance=1' 22308+3708 ALI 456 distance=5' 22322+3659 LDS1057 distance=22' 22307+3729 ES 2072AB distance=23' 22307+3729 ES 2072BC distance=23' 22312+3645 KPP3380 distance=25' 22285+3727 ES 2071AB distance=32' 22285+3727 ES 2071BC distance=32' 22287+3643 ALI 454 distance=32' 22310+3741 ALI 704 distance=36' 22287+3742 RAO 482 distance=41' 22305+3749 GRV 582 distance=43' 22296+3623 BRT3255 distance=46' 22297+3621 ALI 234 distance=47' 22268+3727 STF2906 distance=48' 22314+3617 COU1192 distance=51' 22258+3659 ALI 453 distance=55' 22271+3746 J 3167 distance=56' 22349+3702 ES 2532 distance=62' 22314+3811 KPP2692 distance=66' 22360+3656 LDS4981 distance=69' 22334+3808 COU1343AB distance=71' 22334+3808 GRV 585AC distance=71' 22307+3555 GRV 583 distance=71' 22262+3618 LDS4968 distance=72' 22337+3605 TDT3584 distance=74' 22313+3820 HDS3193 distance=75' 22254+3622 ALI 229 distance=75' 22244+3648 J 3166AB distance=76' 22244+3648 J 3166AC distance=76' 22322+3819 UC 4760 distance=76' 22273+3559 ALI 231 distance=78' 22370+3716 J 2706 distance=80' 22262+3606 BRT3254 distance=80' 22371+3712 A 1472 distance=81' 22321+3549 KPP4276 distance=81' 22343+3558 ROE 80 distance=83' 22366+3744 COU1194 distance=83' 22273+3822 COU1643 distance=84' 22369+3741 ES 262 distance=85' 22376+3701 ES 2074 distance=87' 22341+3823 COU1488 distance=89' 22233+3642 ES 2070 distance=89' 22378+3641 ES 216AB distance=92' 22378+3641 ES 216BC distance=93' 22284+3533 HJ 1770AB distance=97' 22284+3533 CVE 17AC distance=97' 22375+3754 UC 4780 distance=98' 22380+3742 COU1195 distance=98' 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 22306+3706 HJ 1774 BC 294 33.5
Show 22306+3706 HJ 1774 AB 53 16.0 1
Show 22306+3706 HJ 1774 AC 322 29.1 1
Show 22308+3708 ALI 456 212 14.7 5
Show 22322+3659 LDS1057 354 57.8 22
Show 22307+3729 ES 2072 AB 326 13.4 23
Show 22307+3729 ES 2072 BC 273 1.7 23
Show 22312+3645 KPP3380 206 36.5 25
Show 22285+3727 ES 2071 AB 262 24.4 32
Show 22285+3727 ES 2071 BC 30 4.3 32
Show 22287+3643 ALI 454 111 6.5 32
Show 22310+3741 ALI 704 173 13.3 36
Show 22287+3742 RAO 482 247 1.7 41
Show 22305+3749 GRV 582 359 65.0 43
Show 22296+3623 BRT3255 257 5.8 46
Show 22297+3621 ALI 234 70 12.8 47
Show 22268+3727 STF2906 1 4.2 48
Show 22314+3617 COU1192 330 1.9 51
Show 22258+3659 ALI 453 47 10.4 55
Show 22271+3746 J 3167 319 5.3 56
Show 22349+3702 ES 2532 224 6.6 62
Show 22314+3811 KPP2692 22 6.2 66
Show 22360+3656 LDS4981 123 3.9 69
Show 22334+3808 COU1343 AB 131 0.6 71
Show 22334+3808 GRV 585 AC 167 16.9 71
Show 22307+3555 GRV 583 312 37.8 71
Show 22262+3618 LDS4968 195 10.2 72
Show 22337+3605 TDT3584 43 0.7 74
Show 22313+3820 HDS3193 279 0.3 75
Show 22254+3622 ALI 229 131 11.9 75
Show 22244+3648 J 3166 AB 176 4.1 76
Show 22244+3648 J 3166 AC 145 23.5 76
Show 22322+3819 UC 4760 26 41.3 76
Show 22273+3559 ALI 231 98 9.7 78
Show 22370+3716 J 2706 293 6.8 80
Show 22262+3606 BRT3254 322 4.9 80
Show 22371+3712 A 1472 261 0.2 81
Show 22321+3549 KPP4276 277 1.7 81
Show 22343+3558 ROE 80 207 7.7 83
Show 22366+3744 COU1194 52 1.9 83
Show 22273+3822 COU1643 347 0.4 84
Show 22369+3741 ES 262 165 5.1 85
Show 22376+3701 ES 2074 83 1.8 87
Show 22341+3823 COU1488 49 0.3 89
Show 22233+3642 ES 2070 170 4.6 89
Show 22378+3641 ES 216 AB 37 52.2 92
Show 22378+3641 ES 216 BC 3 2.8 93
Show 22284+3533 HJ 1770 AB 285 6.9 97
Show 22284+3533 CVE 17 AC 185 6.9 97
Show 22375+3754 UC 4780 342 28.0 98
Show 22380+3742 COU1195 54 2.1 98

 
 
WDS 22306+3706 : COMPONENTS
 
 
  A B
B pa=52.7°
sep=15.50"
 
C pa=328.1°
sep=27.02"
pa=297.0°
sep=29.86"
 
 
22306+3706 A
 
 
Coord arcsec 2000 223022.90+370622.7 Mag 10.51 PmRA -1.00 PmDE 1.0
Tycho2 2747-02023-1
Tycho2
Tycho2 2747-02023-1 Pflag RAmdeg 337.59540552 DEmdeg 37.10630022
PmRA 5.4 PmDE 5.8 E RAmdeg 34 E DEmdeg 29
E pmRA 3.2 E pmDE 2.8 EpRAm 1988.83 EpDEm 1987.39
Num 5 Q RAmdeg 1.2 Q DEmdeg 0.9 Q pmRA 1.2
Q pmDE 0.9 BTmag 11.766 E BTmag 0.076 VTmag 10.512
E VTmag 0.044 Prox 999 TYC T HIP
CCDM RAdeg 337.59538889 DEdeg 37.10628361 EpRA 1990 1.63
EpDE 1990 1.67 E RAdeg 35.9 E DEdeg 34.6 Posflg
Corr -0.1
 
 
22306+3706 B
 
 
Coord arcsec 2000 223023.93+370632.1 Coord calc 223023.93+370632.1 Mag 13 PmRA 84.00
PmDE 38.0 Calc delta mag 2.49
 
 
22306+3706 C
 
 
Coord arcsec 2000 223021.71+370645.6 Mag 13.59 PmRA -12.00 PmDE -5.0
Calc delta mag 3.08 Calc coord yes