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Doubles in session


Current system
08221-4059
HJ 4087 AB
HD 70764


Nearby doubles
5' : 08225-4102
TDS5772

14' : 08217-4112
HDS1188

30' : 08202-4041
TVB 188

39' : 08255-4058
RST3592

41' : 08244-4131
I 1180

44' : 08233-4018
RST2550

44' : 08232-4141
CPO 203

45' : 08195-4027
DAW 44

45' : 08241-4020
WG 94AB

46' : 08184-4044
WG 91

46' : 08181-4100
TDS 454

50' : 08225-4149
CPO 201

55' : 08237-4151
I 1179AB

59' : 08180-4135
TDS5691

62' : 08227-3958
TDS5776

64' : 08167-4042
TDS5667

65' : 08259-4011
TDS5820

67' : 08229-3954
SKF1452

67' : 08279-4116
CPO 208

69' : 08280-4115
COO 71AB

70' : 08258-4155
RST2553

71' : 08258-4156
CPO 205

73' : 08157-4104
WG 90

75' : 08159-4034
RST2544AB

76' : 08218-3944
WG 92

80' : 08265-4202
RST2555



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.

08221-4059 HJ 4087 AB (HD 70764)

 
 
08h 22m 08.18s -40° 59' 29.6" P.A. 249.00 sep 1.5 mag 7.58,7.98 Sp F5V dist. 80 pc (260.96 l.y.)
 
 
Coord 2000 08221-4059 Discov num HJ 4087 Comp AB Coord arcsec 2000 08 22 08.18 -40 59 29.6
Date first 1837 Date last 2022 Obs 61
Pa first 322 Pa last 249.3 P.A. Now (θ) 249.3°
Sep first 1.0 Sep last 1.47 Sep. Now (ρ) 1.47"
Mag pri 7.58 Mag sec 7.98 delta mag (ΔM) 0.4 Spectral class F5V (yellow-white)
Pri motion ra +012 Sec motion ra +012
Pri motion dec +039 Sec motion dec +039
Notes O (Orbital solution)
This double is physical.
 
 
08221-4059 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 70764 219839 08 22 08 -40 59 30 HJ 4087 AB 2022 61 249 1.5 7.58 7.98 0.40 Y <===
Show 219839 08 22 08 -40 59 30 HJ 4087 AC 2015 10 342 9.4 7.58 12.40 4.82
Show 219839 08 22 08 -40 59 30 HJ 4087 AD 2015 7 299 28.9 7.58 13.80 6.22
Quadruple system
4 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 70764 Constellation Puppis SAO 219839 HIP 41006
Tycho2 7665-01801-1 Gaia DR2 5527514818510904576 HD 70764 CD CD-40 4151
CP CP-40 2395 Distance 80 Distance ly 260.96
 
 
ORBITAL ELEMENTS
 
 
Period (P)948.6217y± 469.2613 Periastron (T)2081.9796y± 22.2515 Semi-major axis (a)2.81702a± 1.12382
Eccentricity (e)0.69571± 0.22144 Inclination (i)114.653°± 13.316 Longitude of periastron (ω)245.233°± 20.734
Node (Ω)52.855°± 11.123 Notes ReferenceIzm2019
Equinox Last observation2015 Grade4(1=Definitive, 9=Indet.)
label theta rho
2000 259.8 1.485
2001 259.4 1.484
2002 259.0 1.482
2003 258.5 1.481
2004 258.1 1.479
2005 257.7 1.477
2006 257.3 1.476
2007 256.9 1.474
2008 256.5 1.472
2009 256.1 1.470
2010 255.6 1.467
2011 255.2 1.465
2012 254.8 1.462
2013 254.4 1.460
2014 254.0 1.457
2015 253.5 1.454
2016 253.1 1.451
2017 252.7 1.448
2018 252.2 1.444
2019 251.8 1.441
2020 251.4 1.437
2021 250.9 1.433
2022 250.5 1.429
2023 250.0 1.425
2024 249.6 1.420
2025 249.2 1.415
2026 248.7 1.411
2027 248.2 1.405
2028 247.8 1.400
2029 247.3 1.394
2030 246.9 1.389


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


 
  


wds08221-4059b.png orbit plot
Measures: green=micrometric, blue=interferometric, purple=photographic		  
 
 
WDS 08221-4059 HJ 4087 AB (HD 70764) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Izm2019 orb u Izmailov, I.S. 2019AstL...45...30I
Izm2019 Ast. Lett. 45, 30, 2019
Izm2019 (Orbital elements from weighted solutions used when available (Table 2),
Izm2019 unweighted elements (Table 1) used for remaining 29 systems.)
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08221-4059 HJ 4087 AB 2001 33 259 1.5 7.58 7.98 F5V OD 082208.18-405929.6
08221-4059 HJ 4087 AB 2011 34 255 1.5 7.58 7.98 F5V OD 082208.18-405929.6
08221-4059 HJ 4087 AB 2014 36 254 1.5 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2015 41 253 1.4 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2017 45 253 1.5 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2018 50 252 1.4 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2019 55 251 1.4 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2020 57 251 1.4 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2021 60 251 1.4 7.58 7.98 F5V O 082208.18-405929.6
08221-4059 HJ 4087 AB 2022 61 249 1.5 7.58 7.98 F5V O 082208.18-405929.6

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

 
 
WDS 08221-4059 HJ 4087 AB (HD 70764) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08221-4059 HJ 4087 AB (HD 70764) : MEASURES
 
 
No records found.

 
 
WDS 08221-4059 (HD 70764) : VIRTUAL EYEPIECE
 
 

08221-4059 HJ 4087A mag 7.58 Sp F5V 08221-4059 HJ 4087B sep 1.2 P.A. 243.40 mag 7.98 08221-4059 HJ 4087C sep 9.2 P.A. 345.80 mag 12.4 08221-4059 HJ 4087D sep 23.6 P.A. 306.20 mag 13.8 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 08221-4059 (HD 70764) : ALADIN DSS IMAGE @ 08h 22m 08.18s -40° 59' 29.6"
 
 
 
 
WDS 08221-4059 HJ 4087 AB (HD 70764) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08221-4059 HJ 4087AB distance=0' 08225-4102 TDS5772 distance=5' 08217-4112 HDS1188 distance=14' 08202-4041 TVB 188 distance=30' 08255-4058 RST3592 distance=39' 08244-4131 I 1180 distance=41' 08233-4018 RST2550 distance=44' 08232-4141 CPO 203 distance=44' 08195-4027 DAW 44 distance=45' 08241-4020 WG 94AB distance=45' 08184-4044 WG 91 distance=46' 08181-4100 TDS 454 distance=46' 08225-4149 CPO 201 distance=50' 08237-4151 I 1179AB distance=55' 08237-4151 SKF 82AB,C distance=55' 08180-4135 TDS5691 distance=59' 08227-3958 TDS5776 distance=62' 08167-4042 TDS5667 distance=64' 08259-4011 TDS5820 distance=65' 08229-3954 SKF1452 distance=67' 08279-4116 CPO 208 distance=67' 08280-4115 COO 71AB distance=69' 08280-4115 I 9006AC distance=69' 08280-4115 DAM 18CD distance=69' 08258-4155 RST2553 distance=70' 08258-4156 CPO 205 distance=71' 08157-4104 WG 90 distance=73' 08159-4034 RST2544AB distance=75' 08159-4034 SKF 2AB,C distance=75' 08159-4034 SKF 2AB,D distance=75' 08218-3944 WG 92 distance=76' 08265-4202 RST2555 distance=80' 08149-4103 TDS5644 distance=82' 08293-4048 RST2560 distance=83' 08282-4147 TDS5849 distance=83' 08263-4208 HDS1201 distance=83' 08290-4029 WG 98 distance=84' 08281-4006 HJ 4098 distance=86' 08234-4225 DON 246 distance=87' 08279-4001 TDS5844 distance=88' 08141-4044 WG 89AB distance=92' 08141-4044 JAW 48AC distance=92' 08141-4044 JAW 48BC distance=92' 08258-4223 RST2554 distance=94' 08288-4003 HJ 4099 distance=95' 08259-3934 HJ 4092 distance=96' 08137-4111 TDS5628 distance=96' 08241-3925 TDS5790 distance=98' 08138-4034 WG 87 distance=99' 08138-4128 I 1178 distance=99' 08231-3920 TDS5779 distance=100' 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 08221-4059 HJ 4087 AB 249 1.5
Show 08221-4059 HJ 4087 AC 342 9.4
Show 08221-4059 HJ 4087 AD 299 28.9
Show 08225-4102 TDS5772 222 1.0 5
Show 08217-4112 HDS1188 337 0.3 14
Show 08202-4041 TVB 188 308 11.7 30
Show 08255-4058 RST3592 188 0.1 39
Show 08244-4131 I 1180 33 0.3 41
Show 08233-4018 RST2550 28 0.7 44
Show 08232-4141 CPO 203 31 3.9 44
Show 08195-4027 DAW 44 164 0.6 45
Show 08241-4020 WG 94 AB 286 9.0 45
Show 08184-4044 WG 91 162 19.0 46
Show 08181-4100 TDS 454 141 1.1 46
Show 08225-4149 CPO 201 180 3.2 50
Show 08237-4151 I 1179 AB 327 2.0 55
Show 08237-4151 SKF 82 AB,C 64 5.9 55
Show 08180-4135 TDS5691 205 0.5 59
Show 08227-3958 TDS5776 268 0.6 62
Show 08167-4042 TDS5667 19 0.5 64
Show 08259-4011 TDS5820 279 1.3 65
Show 08229-3954 SKF1452 177 64.8 67
Show 08279-4116 CPO 208 237 3.4 67
Show 08280-4115 COO 71 AB 104 8.2 69
Show 08280-4115 I 9006 AC 62 33.4 69
Show 08280-4115 DAM 18 CD 342 5.7 69
Show 08258-4155 RST2553 207 0.5 70
Show 08258-4156 CPO 205 53 5.7 71
Show 08157-4104 WG 90 231 5.6 73
Show 08159-4034 RST2544 AB 88 0.7 75
Show 08159-4034 SKF 2 AB,C 153 3.1 75
Show 08159-4034 SKF 2 AB,D 187 11.1 75
Show 08218-3944 WG 92 271 3.5 76
Show 08265-4202 RST2555 349 0.4 80
Show 08149-4103 TDS5644 167 1.0 82
Show 08293-4048 RST2560 110 2.3 83
Show 08282-4147 TDS5849 85 0.9 83
Show 08263-4208 HDS1201 301 0.4 83
Show 08290-4029 WG 98 31 7.3 84
Show 08281-4006 HJ 4098 274 13.4 86
Show 08234-4225 DON 246 197 1.3 87
Show 08279-4001 TDS5844 31 0.5 88
Show 08141-4044 WG 89 AB 272 5.4 92
Show 08141-4044 JAW 48 AC 204 17.2 92
Show 08141-4044 JAW 48 BC 185 16.0 92
Show 08258-4223 RST2554 57 0.4 94
Show 08288-4003 HJ 4099 218 28.6 95
Show 08259-3934 HJ 4092 210 7.3 96
Show 08137-4111 TDS5628 126 0.6 96
Show 08241-3925 TDS5790 330 2.6 98
Show 08138-4034 WG 87 18 6.8 99

 
 
WDS 08221-4059 : COMPONENTS
 
 
  A B C
B pa=243.4°
sep=1.16"
 
C pa=345.8°
sep=9.16"
pa=352.7°
sep=9.47"
 
D pa=306.2°
sep=23.65"
pa=308.7°
sep=23.14"
pa=286.8°
sep=17.60"
 
 
08221-4059 A
 
 
Name HD 70764 Coord arcsec 2000 082208.18-405929.6 Mag 7.58 Spectral class F5V (yellow-white)
PmRA 12.00 PmDE 39.0 SAO 219839 HIP 41006
Tycho2 7665-01801-1 HD 70764 CD CD-40 4151 CP CP-40 2395
Tycho2
Tycho2 7665-01801-1 Pflag P RAmdeg 125.53395349 DEmdeg -40.99147878
PmRA 11.5 PmDE 39.2 E RAmdeg 5 E DEmdeg 5
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.53 EpDEm 1991.54
Num 5 Q RAmdeg 0.2 Q DEmdeg 0.8 Q pmRA 0.1
Q pmDE 0.8 BTmag 8.061 E BTmag 0.015 VTmag 7.575
E VTmag 0.011 Prox 15 TYC T HIP 41006
CCDM A RAdeg 125.53410389 DEdeg -40.99155500 EpRA 1990 1.62
EpDE 1990 1.64 E RAdeg 4.8 E DEdeg 4.7 Posflg D
Corr 0.0
SAO
SAO 219839 DelFlag RA1950 PmRA1950 -0.0012
DE1950 PmDE1950 0.006 Vmag 7.1 SpType F5
Double code Source 48 CatNum 5814 DM CP-40 2395
DMcomp BDsup HD 70764 M HD 0
GC RA1950rad 2.18322632 DE1950rad -0.71264474 PmRA2000 -0.0006
PmDE2000 0.008
Hipparcos
Catalog H HIP 41006 Proxy H RAhms 08 22 08.18
DEdms -40 59 29.6 Vmag 6.96 VarFlag R Vmag G
RAdeg 125.534 DEdeg -40.9916 AstroRef A Plx 11.31
CCDM 08221-4100 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 263 Rho 1.494 HD 70764 BD
CD CD-40 4151 CP CP-40 2395 Dm number -40 4151 VIred 0.54
SpType F5V R SpType Coord arcsec 2000 082208.18-405929.6
Hipparcos 2
HIP 41006 Sn 15 So 3 Nc 2
RArad 2.1909834208 DErad -0.7154376481 Plx 12.5 PmRA 3.32
PmDE 41.85 E RArad 0.47 E DErad 0.6 E Plx 0.65
E pmRA 0.52 E pmDE 0.74 Hpmag 7.0621 E Hpmag 0.0009
SHp 0.009 VA 0 BV 0.468 E BV 0.015
VI 0.54
 
 
08221-4059 B
 
 
Coord arcsec 2000 082208.09-405930.1 Mag 7.98 PmRA 12.00 PmDE 39.0
Tycho2 7665-01801-2 Calc delta mag 0.4 Calc coord yes
Tycho2
Tycho2 7665-01801-2 Pflag P RAmdeg 125.53395349 DEmdeg -40.99147878
PmRA 11.5 PmDE 39.2 E RAmdeg 5 E DEmdeg 5
E pmRA 2.1 E pmDE 2.0 EpRAm 1991.53 EpDEm 1991.54
Num 5 Q RAmdeg 0.2 Q DEmdeg 0.8 Q pmRA 0.1
Q pmDE 0.8 BTmag 8.480 E BTmag 0.016 VTmag 7.976
E VTmag 0.011 Prox 15 TYC T HIP 41006
CCDM B RAdeg 125.53355778 DEdeg -40.99159806 EpRA 1990 1.61
EpDE 1990 1.64 E RAdeg 5.7 E DEdeg 5.6 Posflg D
Corr 0.0
 
 
08221-4059 C
 
 
Coord arcsec 2000 082207.98-405920.7 Mag 12.4 Calc delta mag 4.82 Calc coord yes
 
 
08221-4059 D
 
 
Coord arcsec 2000 082206.49-405915.6 Mag 13.8 PmRA -3.00 PmDE 4.0
Calc delta mag 6.22 Calc coord yes