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Current system
00122+4647
A 802
HD 764


Nearby doubles
16' : 00133+4636
ES 1194

18' : 00138+4648
ROE 59AB

18' : 00121+4704
FMR 177

19' : 00137+4656
BRT 63

25' : 00114+4710
TDS1336

26' : 00125+4625
D 1

29' : 00148+4648
LDS3142

32' : 00100+4623
STF 3

37' : 00102+4717
TDS1329

39' : 00132+4723
TDS1345

41' : 00142+4612
ES 1195

46' : 00149+4610
BRT 66

48' : 00152+4723
TDS1360AB

49' : 00124+4558
HDS 27AB

51' : 00099+4601
TDS1325

57' : 00157+4730
KPP2491

64' : 00072+4723
ES 1193

74' : 00158+4543
TDS1368

75' : 00191+4625
TDS1396

76' : 00138+4801
TDS1352

77' : 00165+4749
BVD 172

77' : 00096+4758
ES 1126

79' : 00197+4639
ES 1196

81' : 00130+4806
TDS1344

82' : 00109+4807
LEP 2AB

85' : 00203+4650
COU1852



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Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

00122+4647 A 802 (HD 764)

 
 
00h 12m 10.31s +46° 46' 29.7" P.A. 138.00 sep 0.2 mag 9.70,10.35 Sp F8 dist. 267.38 pc (872.19 l.y.)
 
 
Coord 2000 00122+4647 Discov num A   802 Comp Coord arcsec 2000 00 12 10.31 +46 46 29.7
Date first 1904 Date last 1991 Obs 15
Pa first 338 Pa last 138 P.A. Now (θ) 138°
Sep first 0.2 Sep last 0.158 Sep. Now (ρ) 0.158"
Mag pri 9.70 Mag sec 10.35 delta mag (ΔM) 0.65 Spectral class F8 (yellow-white)
Pri motion ra +061 Sec motion ra
Pri motion dec +006 Sec motion dec
Notes N O (See Notes, Orbital solution)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 764 Constellation Andromeda SAO 36152 HIP 984
Tycho2 3247-00446-1 Gaia DR2 392942198522189184 HD 764 ADS 149
BD BD+45 23 Distance 267.38 Distance ly 872.19
 
 
ORBITAL ELEMENTS
 
 
Period (P)269.52y Periastron (T)1972.51y Semi-major axis (a)0.26a
Eccentricity (e)0.511 Inclination (i)108.8° Longitude of periastron (ω)266.6°
Node (Ω)125.6° Notesn ReferenceMsn2001c
Equinox2000 Last observation1991 Grade5(1=Definitive, 9=Indet.)
label theta rho
2000 125.4 0.199
2001 124.8 0.203
2002 124.2 0.206
2003 123.6 0.209
2004 123.0 0.212
2005 122.5 0.214
2006 122.0 0.217
2007 121.4 0.219
2008 120.9 0.221
2009 120.4 0.223
2010 119.9 0.225
2011 119.4 0.226
2012 118.9 0.228
2013 118.5 0.229
2014 118.0 0.231
2015 117.5 0.232
2016 117.0 0.233
2017 116.6 0.233
2018 116.1 0.234
2019 115.7 0.235
2020 115.2 0.235
2021 114.8 0.236
2022 114.3 0.236
2023 113.9 0.236
2024 113.4 0.236
2025 113.0 0.236
2026 112.5 0.236
2027 112.1 0.236
2028 111.6 0.236
2029 111.2 0.236
2030 110.7 0.235


 
 grafico orbita
Note: Theta is PA, Rho is Sep. For yearly orbits, data refer to Jan 1st.


 
  


wds00122%2B4647a.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 00122+4647 A 802 (HD 764) : NOTES
 
 
discov_num notes refcode
A 802 Not seen 1950-1976. Possibly a whole revolution.
 
 
REFERENCES
 
 
refcode metd author reference
Msn2001c orb - Mason, B.D. & Hartkopf, W.I. 2001IAUDS.144....1M
Msn2001c Inf. Circ. 144, 1, 2001
 
 
DISCOVERER
 
 
idgroup discov author
1 A Aitken, R.G.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
00122+4647 A 802 1991 15 138 0.2 9.70 10.35 F8 NO 001210.31+464629.7

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

 
 
WDS 00122+4647 A 802 (HD 764) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 00122+4647 A 802 (HD 764) : MEASURES
 
 
No records found.

 
 
WDS 00122+4647 (HD 764) : VIRTUAL EYEPIECE
 
 

00122+4647 A 802A mag 9.7 Sp F8 00122+4647 A 802B sep 0.1 P.A. 148.30 mag 10.35 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 00122+4647 (HD 764) : ALADIN DSS IMAGE @ 00h 12m 10.31s +46° 46' 29.7"
 
 
 
 
WDS 00122+4647 A 802 (HD 764) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

00122+4647 A 802 distance=0' 00133+4636 ES 1194 distance=16' 00138+4648 ROE 59AB distance=18' 00138+4648 ROE 59AC distance=18' 00121+4704 FMR 177 distance=18' 00137+4656 BRT 63 distance=19' 00114+4710 TDS1336 distance=25' 00125+4625 D 1 distance=26' 00148+4648 LDS3142 distance=29' 00100+4623 STF 3 distance=32' 00102+4717 TDS1329 distance=37' 00132+4723 TDS1345 distance=39' 00142+4612 ES 1195 distance=41' 00149+4610 BRT 66 distance=46' 00152+4723 TDS1360AB distance=48' 00124+4558 HDS 27AB distance=49' 00124+4558 HDS 27AC distance=49' 00099+4601 TDS1325 distance=51' 00157+4730 KPP2491 distance=57' 00072+4723 ES 1193 distance=64' 00158+4543 TDS1368 distance=74' 00191+4625 TDS1396 distance=75' 00138+4801 TDS1352 distance=76' 00165+4749 BVD 172 distance=77' 00096+4758 ES 1126 distance=77' 00197+4639 ES 1196 distance=79' 00130+4806 TDS1344 distance=81' 00109+4807 LEP 2AB distance=82' 00109+4807 TOK 443AC distance=82' 00203+4650 COU1852 distance=85' 00105+4524 CBL 1 distance=85' 00057+4549 POP 217YG distance=86' 00046+4723 ES 1293 distance=86' 00057+4549 STT 547AB distance=89' 00057+4549 POP 217AQ distance=89' 00057+4549 POP 217AX distance=89' 00057+4549 POP 217AY distance=89' 00057+4549 STT 547AC distance=89' 00057+4549 STT 547AD distance=89' 00057+4549 STT 547AE distance=89' 00057+4549 STT 547AF distance=89' 00057+4549 POP 217AP distance=89' 00057+4549 STT 547BC distance=89' 00057+4549 STT 547BD distance=89' 00057+4549 STT 547BE distance=89' 00057+4549 STT 547BF distance=89' 00057+4549 STT 547BP distance=89' 00057+4549 PAL 2Ca,Cb distance=91' 00049+4554 VYS 1 distance=92' 00092+4520 TDS1319 distance=93' 00110+4820 ES 1127AB distance=95' 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 00122+4647 A 802 138 0.2
Show 00133+4636 ES 1194 293 5.2 16
Show 00138+4648 ROE 59 AB 214 12.2 18
Show 00138+4648 ROE 59 AC 15 104.7 18
Show 00121+4704 FMR 177 290 9.6 18
Show 00137+4656 BRT 63 309 5.6 19
Show 00114+4710 TDS1336 18 0.6 25
Show 00125+4625 D 1 74 13.9 26
Show 00148+4648 LDS3142 119 84.2 29
Show 00100+4623 STF 3 83 5.1 32
Show 00102+4717 TDS1329 72 0.7 37
Show 00132+4723 TDS1345 294 6.0 39
Show 00142+4612 ES 1195 15 6.7 41
Show 00149+4610 BRT 66 215 1.1 46
Show 00152+4723 TDS1360 AB 107 2.2 48
Show 00124+4558 HDS 27 AB 132 0.2 49
Show 00124+4558 HDS 27 AC 121 2.0 49
Show 00099+4601 TDS1325 9 0.6 51
Show 00157+4730 KPP2491 16 22.3 57
Show 00072+4723 ES 1193 65 2.3 64
Show 00158+4543 TDS1368 337 0.7 74
Show 00191+4625 TDS1396 281 0.4 75
Show 00138+4801 TDS1352 291 2.3 76
Show 00165+4749 BVD 172 301 20.1 77
Show 00096+4758 ES 1126 319 6.4 77
Show 00197+4639 ES 1196 189 4.8 79
Show 00130+4806 TDS1344 104 0.7 81
Show 00109+4807 LEP 2 AB 47 24.0 82
Show 00109+4807 TOK 443 AC 152 999.9 82
Show 00203+4650 COU1852 268 0.7 85
Show 00105+4524 CBL 1 230 23.0 85
Show 00057+4549 POP 217 YG 189 9.7 86
Show 00046+4723 ES 1293 185 5.9 86
Show 00057+4549 STT 547 AB 191 5.9 89
Show 00057+4549 POP 217 AQ 130 20.0 89
Show 00057+4549 POP 217 AX 222 12.0 89
Show 00057+4549 POP 217 AY 78 188.8 89
Show 00057+4549 STT 547 AC 263 120.7 89
Show 00057+4549 STT 547 AD 232 113.3 89
Show 00057+4549 STT 547 AE 340 60.6 89
Show 00057+4549 STT 547 AF 254 330.0 89
Show 00057+4549 POP 217 AP 311 18.9 89
Show 00057+4549 STT 547 BC 266 115.7 89
Show 00057+4549 STT 547 BD 233 106.4 89
Show 00057+4549 STT 547 BE 346 64.4 89
Show 00057+4549 STT 547 BF 251 324.2 89
Show 00057+4549 STT 547 BP 331 20.3 89
Show 00057+4549 PAL 2 Ca,Cb 91 6.1 91
Show 00049+4554 VYS 1 207 3.0 92
Show 00092+4520 TDS1319 348 0.8 93
Show 00110+4820 ES 1127 AB 1 89.7 95

 
 
WDS 00122+4647 : COMPONENTS
 
 
  A
B pa=148.3°
sep=0.14"
 
 
00122+4647 A
 
 
Componente originario normalizzato AB Name HD 764 Coord arcsec 2000 001210.31+464629.7 Mag 9.7
Spectral class F8 (yellow-white) PmRA 61.00 PmDE 6.0 SAO 36152
HIP 984 Tycho2 3247-00446-1 HD 764 BD BD+45 23
Tycho2
Tycho2 3247-00446-1 Pflag RAmdeg 3.04312243 DEmdeg 46.77490977
PmRA 50.3 PmDE 0.2 E RAmdeg 9 E DEmdeg 9
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.13 EpDEm 1990.88
Num 6 Q RAmdeg 1.0 Q DEmdeg 0.8 Q pmRA 0.9
Q pmDE 0.8 BTmag 9.657 E BTmag 0.019 VTmag 9.186
E VTmag 0.015 Prox 999 TYC T HIP 984
CCDM AS RAdeg 3.04295500 DEdeg 46.77490917 EpRA 1990 1.80
EpDE 1990 1.54 E RAdeg 8.5 E DEdeg 9.2 Posflg P
Corr 0.0
SAO
SAO 36152 DelFlag RA1950 PmRA1950 0.0052
DE1950 PmDE1950 0.002 Vmag 8.9 SpType F8
Double code Source 3 CatNum 15 DM BD+45 23
DMcomp BDsup HD 764 M HD 0
GC RA1950rad 0.04167008 DE1950rad 0.81152342 PmRA2000 0.0054
PmDE2000 -0.003
Hipparcos
Catalog H HIP 984 Proxy H RAhms 00 12 10.31
DEdms +46 46 29.7 Vmag 9.12 VarFlag R Vmag H
RAdeg 3.04294 DEdeg 46.7749 AstroRef * Plx 4.88
CCDM 00122+4647 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source S Qual A M HIP AS
Theta 138 Rho 0.158 HD 764 BD BD+45 23
CD CP Dm number +45 23 VIred 0.57
SpType F8 R SpType Coord arcsec 2000 001210.31+464629.7
Hipparcos 2
HIP 984 Sn 55 So 3 Nc 2
RArad 0.0531093813 DErad 0.816376176 Plx 3.74 PmRA 48.41
PmDE -0.18 E RArad 0.79 E DErad 0.56 E Plx 1.11
E pmRA 0.95 E pmDE 0.62 Hpmag 9.2257 E Hpmag 0.0022
SHp 0.023 VA 0 BV 0.479 E BV 0.021
VI 0.55
CCDM
Ccdm 00122+4647 RComp Comp A Note1
Note2 Discov num DRAs -1.57 DDEs -29.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.4 Sp F8 PmNote *
PmRA 63 PmDE 14 Dm number +45 23 Cat1 BD
Name2 +46 15 Cat2 AGK2/3 HD 764 M HD
ADS BDS A 149 M ADS BDS N IDS IDS 00070N4613A
HIC 984
 
 
00122+4647 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 001210.32+464629.6 Mag 10.35 Calc delta mag 0.65
Calc coord yes
CCDM
Ccdm 00122+4647 RComp Comp B Note1
Note2 Discov num A 802 DRAs DDEs
R dRAs Year 1945 Theta 283 Rho 0.2
Obs 8 Vmag 9.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS A 149 M ADS BDS N N IDS IDS 00070N4613B
HIC 984