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Current system
23074+7040
STF 2984 AC


Nearby doubles
21' : 23101+7026
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MLB 318AB

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A 785

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LDS5078



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

23074+7040 STF 2984 AC

 
 
23h 07m 22.27s +70° 39' 39.5" P.A. 81.00 sep 74.2 mag 7.63,13.10 Sp G8III dist. 293.26 pc (956.61 l.y.)
 
 
Coord 2000 23074+7040 Discov num STF2984 Comp AC Coord arcsec 2000 23 07 22.27 +70 39 39.5
Date first 1911 Date last 2000 Obs 2
Pa first 81 Pa last 81.4 P.A. Now (θ) 81.4°
Sep first 74.8 Sep last 74.21 Sep. Now (ρ) 74.21"
Mag pri 7.63 Mag sec 13.10 delta mag (ΔM) 5.47 Spectral class G8III (yellow)
Pri motion ra +042 Sec motion ra
Pri motion dec -023 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
23074+7040 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 218535 10623 23 07 22 +70 39 40 STF 2984 AB 2021 29 294 4.3 7.63 9.82 2.19
Show 10623 23 07 22 +70 39 40 STF 2984 AC 2000 2 81 74.2 7.63 13.10 5.47 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cepheus SAO 10623 HIP 114180 Tycho2 4481-01609-1
Gaia DR2 2227384165858348672 HD 218535 BD BD+69 1307 Distance 293.26
Distance ly 956.61
 
 
WDS 23074+7040 STF 2984 AC : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
discov author
STF (F. Struve DD - Appendix list #1)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr dm_number notes coord_arcsec_2000
23074+7040 STF2984 AC 2000 2 81 74.2 7.63 13.10 G8III D 230722.27+703939.5

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

 
 
WDS 23074+7040 STF 2984 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 23074+7040 STF 2984 AC : MEASURES
 
 
No records found.

 
 
WDS 23074+7040 : VIRTUAL EYEPIECE
 
 

23074+7040 STF2984A mag 7.63 Sp G8III 23074+7040 STF2984B sep 4.3 P.A. 294.10 mag 9.82 23074+7040 STF2984C sep 74.2 P.A. 81.40 mag 13.1 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 23074+7040 : ALADIN DSS IMAGE @ 23h 07m 22.27s +70° 39' 39.5"
 
 
 
 
WDS 23074+7040 STF 2984 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

23074+7040 STF2984AC distance=0' 23101+7026 MLB 437 distance=21' 23107+7020 RAO 679 distance=26' 23126+7038 MLB 438 distance=26' 23094+7012 A 786 distance=30' 23088+7006 HJ 1851 distance=35' 23005+7053 TDT3837 distance=37' 22590+7046 HJ 3158 distance=42' 23028+7116 LDS2022 distance=44' 22599+7016 SKF2745AB distance=45' 22599+7016 SKF2745AC distance=45' 23036+7128 TDT3863 distance=52' 23188+7025 HDS3320 distance=59' 23138+7132 LDS2030 distance=61' 23185+7014 LDS2034 distance=62' 23156+6950 MLB 318AB distance=65' 23156+6950 MLB 318AC distance=65' 22586+6950 A 785 distance=67' 22551+7006 LDS2015 distance=72' 22557+7123 TDT3790 distance=72' 23084+7153 MLB 436 distance=74' 22511+7114 TDT3749 distance=87' 23234+7121 TDT4013 distance=89' 23016+6912 OL 224 distance=93' 22510+6958 MLB 433 distance=93' 23262+7041 BU 386AB distance=94' 23262+7041 BU 386AC distance=94' 23225+7145 WFC 241 distance=98' 23138+6904 A 787 distance=101' 23213+6927 LDS5078 distance=103' 22502+7141 TDT3738 distance=104' 22503+7145 TDT3739 distance=106' 23045+7225 LDS2025 distance=107' 22589+6902 GIC 186 distance=108' 22520+6925 HJ 1829 distance=109' 23270+7135 TDT4039 distance=111' 23053+7231 HJ 3167 distance=113' 23244+6917 A 789 distance=121' 23245+7209 LDS2039 distance=122' 22500+7209 HDS3242 distance=122' 23095+6826 FAL 75 distance=135' 23204+7240 MLR 272 distance=136' 23096+6822 KPP4303 distance=138' 22562+7250 STT 484AB distance=141' 22562+7250 S 820AB,D distance=141' 22562+7250 STT 484AB,C distance=141' 22562+7250 STF2965DE distance=142' 23132+7307 LDS2028 distance=150' 22512+6835 TDT3750 distance=151' 23012+7310 LDS2021 distance=154' 22490+6834 STF2947BC distance=158' 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 23074+7040 STF2984 AB 294 4.3 0
Show 23074+7040 STF2984 AC 81 74.2 0
Show 23101+7026 MLB 437 138 4.3 21
Show 23107+7020 RAO 679 39 0.8 26
Show 23126+7038 MLB 438 44 2.8 26
Show 23094+7012 A 786 155 1.9 30
Show 23088+7006 HJ 1851 342 3.4 35
Show 23005+7053 TDT3837 24 2.2 37
Show 22590+7046 HJ 3158 211 1.0 42
Show 23028+7116 LDS2022 4 37.9 44
Show 22599+7016 SKF2745 AB 258 4.9 45
Show 22599+7016 SKF2745 AC 184 14.8 45
Show 23036+7128 TDT3863 177 2.4 52
Show 23188+7025 HDS3320 308 1.0 59
Show 23138+7132 LDS2030 93 2.7 61
Show 23185+7014 LDS2034 209 4.0 62
Show 23156+6950 MLB 318 AB 245 3.2 65
Show 23156+6950 MLB 318 AC 237 9.8 65
Show 22586+6950 A 785 29 1.3 67
Show 22551+7006 LDS2015 276 27.5 72
Show 22557+7123 TDT3790 137 0.5 72
Show 23084+7153 MLB 436 24 6.1 74
Show 22511+7114 TDT3749 31 1.5 87
Show 23234+7121 TDT4013 165 1.6 89
Show 23016+6912 OL 224 48 6.9 93
Show 22510+6958 MLB 433 208 3.0 93
Show 23262+7041 BU 386 AB 313 19.7 94
Show 23262+7041 BU 386 AC 205 51.0 94
Show 23225+7145 WFC 241 273 5.3 98
Show 23138+6904 A 787 17 2.8 101
Show 23213+6927 LDS5078 180 28.7 103
Show 22502+7141 TDT3738 336 0.5 104
Show 22503+7145 TDT3739 325 0.7 106
Show 23045+7225 LDS2025 174 78.2 107
Show 22589+6902 GIC 186 233 21.5 108
Show 22520+6925 HJ 1829 354 12.8 109
Show 23270+7135 TDT4039 214 2.5 111
Show 23053+7231 HJ 3167 124 10.2 113
Show 23244+6917 A 789 85 2.2 121
Show 23245+7209 LDS2039 272 8.0 122
Show 22500+7209 HDS3242 92 0.2 122
Show 23095+6826 FAL 75 307 8.7 135
Show 23204+7240 MLR 272 245 0.7 136
Show 23096+6822 KPP4303 339 16.7 138
Show 22562+7250 STT 484 AB 101 0.3 141
Show 22562+7250 S 820 AB,D 280 119.6 141
Show 22562+7250 STT 484 AB,C 257 30.7 141
Show 22562+7250 STF2965 DE 220 2.9 142
Show 23132+7307 LDS2028 37 2.0 150
Show 22512+6835 TDT3750 227 1.2 151
Show 23012+7310 LDS2021 63 84.4 154

 
 
WDS 23074+7040 : COMPONENTS
 
 
  A B
B pa=294.1°
sep=4.33"
 
C pa=81.4°
sep=74.20"
pa=83.1°
sep=77.88"
 
 
23074+7040 A
 
 
Name HD 218535 Coord arcsec 2000 230722.27+703939.5 Mag 7.63 Spectral class G8III (yellow)
PmRA 41.00 PmDE -21.0 SAO 10623 HIP 114180
Tycho2 4481-01609-1 HD 218535 GC 32223 BD BD+69 1307
Tycho2
Tycho2 4481-01609-1 Pflag RAmdeg 346.84309577 DEmdeg 70.66091205
PmRA 41.6 PmDE -22.7 E RAmdeg 5 E DEmdeg 5
E pmRA 1.0 E pmDE 1.2 EpRAm 1991.34 EpDEm 1991.45
Num 10 Q RAmdeg 2.0 Q DEmdeg 1.0 Q pmRA 2.1
Q pmDE 1.0 BTmag 8.917 E BTmag 0.016 VTmag 7.633
E VTmag 0.010 Prox 45 TYC T HIP 114180
CCDM A RAdeg 346.84280833 DEdeg 70.66096417 EpRA 1990 1.76
EpDE 1990 1.76 E RAdeg 4.7 E DEdeg 5.1 Posflg
Corr 0.1
SAO
SAO 10623 DelFlag RA1950 PmRA1950 0.0073
DE1950 PmDE1950 -0.012 Vmag 7.6 SpType K0
Double code Source 70 CatNum 32223 DM BD+69 1307
DMcomp BDsup HD 218535 M HD 0
GC 32223 RA1950rad 6.04552211 DE1950rad 1.22854553 PmRA2000 0.0076
PmDE2000 -0.019
Hipparcos
Catalog H HIP 114180 Proxy H RAhms 23 07 22.27
DEdms +70 39 39.5 Vmag 7.4 VarFlag R Vmag H
RAdeg 346.843 DEdeg 70.661 AstroRef A Plx 3.66
CCDM 40.69 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 293 Rho 4.528 HD BD BD+69 1307
CD CP Dm number +69 1307 VIred 1.05
SpType K0... R SpType Coord arcsec 2000 230722.27+703939.5
Hipparcos 2
HIP 114180 Sn 15 So 3 Nc 2
RArad 6.0535487137 DErad 1.2332665165 Plx 3.41 PmRA 40.45
PmDE -20.6 E RArad 0.49 E DErad 0.44 E Plx 0.59
E pmRA 0.61 E pmDE 0.5 Hpmag E Hpmag 0.0011
SHp 0.01 VA 0 BV 1.081 E BV 0.014
VI 1.04
CCDM
Ccdm 23074+7040 RComp Comp A Note1
Note2 Discov num DRAs -1.60 DDEs -21.1
R dRAs 10 Year Theta Rho
Obs 3 Vmag 7.7 Sp K0 PmNote *
PmRA 44 PmDE -19 Dm number +69 1307 Cat1 BD
Name2 +70 813 Cat2 AGK2/3 HD 218535 M HD
ADS BDS A16525 M ADS BDS N IDS IDS 23037N7007A
HIC 114180
 
 
23074+7040 B
 
 
Coord arcsec 2000 230721.47+703941.3 Mag 9.82 PmRA 41.00 PmDE -21.0
Delta magnitude 2.19 Coordinate calculated yes
CCDM
Ccdm 23074+7040 RComp Comp B Note1
Note2 Discov num STF2984 DRAs DDEs
R dRAs Year 1984 Theta 296 Rho 4.2
Obs 10 Vmag 10.2 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16525 M ADS BDS N IDS IDS 23037N7007B
HIC 114180
 
 
23074+7040 C
 
 
Coord arcsec 2000 230737.04+703950.6 Mag 13.1 Delta magnitude 5.47 Coordinate calculated yes
CCDM
Ccdm 23074+7040 RComp Comp C Note1
Note2 Discov num STF2984 DRAs DDEs
R dRAs Year 1911 Theta 081 Rho 74.8
Obs 1 Vmag 13.1 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A16525 M ADS BDS N IDS IDS 23037N7007C
HIC