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Current system
22461+6518
BLL 57
HD 215770


Nearby doubles
14' : 22440+6521
SKF2615

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TDT3642

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SKF 326

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MLB 274

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HJ 1799

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WNO 58

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TDS1187

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MLB 231AB

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MLR 85

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SHY 359

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LDS4990

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MLB 275AB

69' : 22560+6547
AZC 184

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TDT3609

79' : 22496+6633
STF2948

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TDT3586

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DJU 8

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MLB 232

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TDS1192

94' : 22312+6528
MLB 229



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

22461+6518 BLL 57 (HD 215770)

 
 
22h 46m 03.61s +65° 17' 40.6" P.A. 241.00 sep 151.0 mag 7.68,10.14 Sp G5
 
 
Coord 2000 22461+6518 Discov num BLL  57 Comp Coord arcsec 2000 22 46 03.61 +65 17 40.6
Date first 1879 Date last 2015 Obs 16
Pa first 240 Pa last 240.7 P.A. Now (θ) 240.7°
Sep first 145.0 Sep last 151.001 Sep. Now (ρ) 151.001"
Mag pri 7.68 Mag sec 10.14 delta mag (ΔM) 2.46 Spectral class G5 (yellow)
Pri motion ra +049 Sec motion ra -003
Pri motion dec -001 Sec motion dec -002
Notes N (See Notes)
rPM=1.061
This double is not physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 215770 Constellation Cepheus SAO 20236 Tycho2 4273-00730-1
Gaia DR2 2211709321934268160 HD 215770
 
 
WDS 22461+6518 BLL 57 (HD 215770) : NOTES
 
 
discov_num notes refcode
BLL 57 B is BD+64@1711.
 
 
REFERENCES
 
 
refcode metd author reference
Bll1872 orb - Ball, R.S. .
Bll1872 Proc. Royal Irish Acad., June 1872
Bll1884 Ma j Ball, R.S. 1884DunOP...5....1B
Bll1884 Pub. Dunsink Obs. 5, 1, 1884
Bll1913A Ma - Ball, R.S. 1913QB811.B8.......
Bll1913A cited by Burnham (Carnegie Inst. Wash. #168, 1913)
Bll1932A - Ball, R.S. 1932QB821.A43......
Bll1932A 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
22461+6518 BLL 57 1999 10 241 150.5 7.68 10.14 G5 N D 224603.61+651740.6
22461+6518 BLL 57 2003 11 241 150.5 7.68 10.14 G5 N D 224603.61+651740.6
22461+6518 BLL 57 2010 12 241 150.8 7.68 10.14 G5 N 224603.61+651740.6
22461+6518 BLL 57 2015 13 241 151.0 7.68 10.14 G5 N 224603.61+651740.6

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

 
 
WDS 22461+6518 BLL 57 (HD 215770) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 22461+6518 BLL 57 (HD 215770) : MEASURES
 
 
No records found.

 
 
WDS 22461+6518 (HD 215770) : VIRTUAL EYEPIECE
 
 

22461+6518 BLL 57A mag 7.68 Sp G5 22461+6518 BLL 57B sep 92.2 P.A. 216.70 mag 10.14 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 22461+6518 (HD 215770) : ALADIN DSS IMAGE @ 22h 46m 03.61s +65° 17' 40.6"
 
 
 
 
WDS 22461+6518 BLL 57 (HD 215770) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

22461+6518 BLL 57 distance=0' 22440+6521 SKF2615 distance=14' 22470+6549 TDT3704 distance=32' 22401+6526 TDT3642 distance=38' 22519+6504 SKF 326 distance=40' 22484+6600 MLB 274 distance=45' 22392+6533 HJ 1799 distance=46' 22462+6430 WNO 58 distance=48' 22495+6432 TDS1187 distance=51' 22429+6429 HJ 1804 distance=53' 22485+6425 MLB 231BC distance=54' 22485+6425 MLB 231AB distance=55' 22478+6614 MLR 85 distance=57' 22463+6616 HU 984 distance=59' 22497+6612 SHY 359 distance=59' 22399+6423 LDS4990 distance=67' 22535+6607 MLR 86Aa,Ab distance=68' 22535+6607 MLB 275AB distance=68' 22560+6547 AZC 184 distance=69' 22564+6447 ES 218BC distance=72' 22564+6447 HJ 1833AB distance=73' 22356+6439 TDT3609 distance=78' 22496+6633 STF2948 distance=79' 22339+6550 HU 983 distance=82' 22587+6455 MLB 233 distance=84' 22340+6440 TDT3586 distance=86' 22466+6644 DJU 8 distance=87' 22537+6424 MLB 232 distance=89' 22526+6358 TDS1192 distance=90' 22312+6528 MLB 229 distance=94' 22400+6650 MLB 273 distance=101' 23019+6459 TDT3843 distance=102' 22349+6405 TDT3601 distance=102' 22314+6606 LDS4975 distance=103' 22323+6425 NSN 8 distance=103' 23027+6519 LDS5040 distance=105' 22561+6643 BU 849 distance=106' 22568+6355 STI1130 distance=108' 22562+6649 HU 988 distance=111' 22360+6347 STI1116 distance=111' 22325+6407 MLB 230 distance=112' 23036+6445 MLR 78 distance=116' 22293+6614 HJ 1778 distance=118' 22478+6319 BVD 341 distance=120' 22528+6325 PET 20AB distance=122' 22528+6325 PET 20AC distance=122' 22343+6342 TDT3595 distance=122' 23024+6413 MLR 69 distance=123' 22537+6325 PET 22AB distance=123' 22537+6325 PET 22AC distance=123' 22586+6342 HDS3270 distance=125' 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 22461+6518 BLL 57 241 151.0
Show 22440+6521 SKF2615 53 33.0 14
Show 22470+6549 TDT3704 134 1.6 32
Show 22401+6526 TDT3642 347 0.5 38
Show 22519+6504 SKF 326 91 2.1 40
Show 22484+6600 MLB 274 2 4.6 45
Show 22392+6533 HJ 1799 318 12.2 46
Show 22462+6430 WNO 58 320 58.7 48
Show 22495+6432 TDS1187 77 1.3 51
Show 22429+6429 HJ 1804 342 22.6 53
Show 22485+6425 MLB 231 BC 187 3.1 54
Show 22485+6425 MLB 231 AB 11 42.5 55
Show 22478+6614 MLR 85 37 1.0 57
Show 22463+6616 HU 984 8 0.8 59
Show 22497+6612 SHY 359 184 999.9 59
Show 22399+6423 LDS4990 112 50.7 67
Show 22535+6607 MLR 86 Aa,Ab 32 0.5 68
Show 22535+6607 MLB 275 AB 281 7.0 68
Show 22560+6547 AZC 184 124 17.4 69
Show 22564+6447 ES 218 BC 332 3.5 72
Show 22564+6447 HJ 1833 AB 303 19.8 73
Show 22356+6439 TDT3609 115 0.7 78
Show 22496+6633 STF2948 3 2.6 79
Show 22339+6550 HU 983 153 0.1 82
Show 22587+6455 MLB 233 216 3.7 84
Show 22340+6440 TDT3586 136 0.8 86
Show 22466+6644 DJU 8 39 0.8 87
Show 22537+6424 MLB 232 231 13.2 89
Show 22526+6358 TDS1192 98 1.0 90
Show 22312+6528 MLB 229 179 4.8 94
Show 22400+6650 MLB 273 203 8.4 101
Show 23019+6459 TDT3843 79 0.6 102
Show 22349+6405 TDT3601 107 0.5 102
Show 22314+6606 LDS4975 312 71.8 103
Show 22323+6425 NSN 8 330 6.1 103
Show 23027+6519 LDS5040 90 20.9 105
Show 22561+6643 BU 849 96 6.5 106
Show 22568+6355 STI1130 96 4.9 108
Show 22562+6649 HU 988 172 1.1 111
Show 22360+6347 STI1116 171 8.3 111
Show 22325+6407 MLB 230 104 7.9 112
Show 23036+6445 MLR 78 289 0.5 116
Show 22293+6614 HJ 1778 304 6.2 118
Show 22478+6319 BVD 341 144 14.3 120
Show 22528+6325 PET 20 AB 22 0.1 122
Show 22528+6325 PET 20 AC 91 2.0 122
Show 22343+6342 TDT3595 95 0.7 122
Show 23024+6413 MLR 69 129 0.3 123
Show 22537+6325 PET 22 AB 15 0.1 123
Show 22537+6325 PET 22 AC 193 0.8 123
Show 22586+6342 HDS3270 284 0.2 125

 
 
WDS 22461+6518 : COMPONENTS
 
 
  A
B pa=216.7°
sep=92.15"
 
 
22461+6518 A
 
 
Componente originario normalizzato AB Name HD 215770 Coord arcsec 2000 224603.61+651740.6 Mag 7.68
Spectral class G5 (yellow) PmRA 49.00 PmDE -1.0 SAO 20236
Tycho2 4273-00730-1 HD 215770 DM BD+64 1713
Tycho2
Tycho2 4273-00730-1 Pflag RAmdeg 341.51504514 DEmdeg 65.29461638
PmRA 48.8 PmDE -0.5 E RAmdeg 5 E DEmdeg 5
E pmRA 1.6 E pmDE 1.6 EpRAm 1991.54 EpDEm 1991.46
Num 8 Q RAmdeg 0.8 Q DEmdeg 0.6 Q pmRA 0.8
Q pmDE 0.6 BTmag 8.898 E BTmag 0.016 VTmag 7.680
E VTmag 0.011 Prox 999 TYC T HIP
CCDM RAdeg 341.51477667 DEdeg 65.29461750 EpRA 1990 1.72
EpDE 1990 1.69 E RAdeg 4.8 E DEdeg 5.3 Posflg
Corr 0.0
SAO
SAO 20236 DelFlag RA1950 PmRA1950 0.0015
DE1950 PmDE1950 0.002 Vmag 7.4 SpType G5
Double code Source 2 CatNum 1232 DM BD+64 1713
DMcomp BDsup HD 215770 M HD 0
GC RA1950rad 5.95270882 DE1950rad 1.13500555 PmRA2000 0.0017
PmDE2000 -0.004
 
 
22461+6518 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 224554.83+651626.7 Mag 10.14 PmRA -3.00
PmDE -2.0 Calc delta mag 2.46 Calc coord yes