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Current system
08017+2505
H 6 75 AC


Nearby doubles
27' : 07598+2502
GRV 748

28' : 08020+2532
HJ 435

30' : 08039+2512
SLW 216

35' : 08013+2432
POU2916

36' : 08031+2435
HDS1147

46' : 08022+2421
SLN 12

48' : 08036+2425
POU2922

53' : 08053+2526
SKF 548

55' : 07587+2428
POU2915

59' : 08022+2406
POU2917

63' : 08046+2417
SKF1626AB

65' : 08054+2424
LDS3772

66' : 08041+2603
KPP3737

71' : 08062+2542
SKF 556

71' : 08030+2357
TDS5480

71' : 08015+2355
A 2540

72' : 08053+2413
POU2927

74' : 08010+2353
SKF 527

74' : 08033+2616
STT 186

76' : 08069+2530
BUP 110AB

81' : 07559+2449
POU2908

81' : 08065+2553
A 2541

82' : 08072+2435
POU2931

82' : 07560+2440
STF1163

83' : 08055+2401
POU2928

84' : 07586+2354
POU2914



Selections
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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.

08017+2505 H 6 75 AC

 
 
08h 01m 43.77s +25° 05' 22.0" P.A. 295.00 sep 106.0 mag 6.30,11.65 Sp A1V dist. 145.99 pc (476.22 l.y.)
 
 
Coord 2000 08017+2505 Discov num H 6  75 Comp AC Coord arcsec 2000 08 01 43.77 +25 05 22.0
Date first 1898 Date last 2015 Obs 10
Pa first 295 Pa last 295.3 P.A. Now (θ) 295.3°
Sep first 109.6 Sep last 106.004 Sep. Now (ρ) 106.004"
Mag pri 6.30 Mag sec 11.65 delta mag (ΔM) 5.35 Spectral class A1V (white)
Pri motion ra -025 Sec motion ra -007
Pri motion dec +012 Sec motion dec -006
Notes N (See Notes)
rPM=0.918
This double is not physical.
 
 
08017+2505 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show Ome2 Cnc 79869 08 01 44 +25 05 22 H 6 75 AB 2015 5 27 44.9 6.31 11.00 4.69
Show 79869 08 01 44 +25 05 22 H 6 75 AC 2015 10 295 106.0 6.30 11.65 5.35 <===
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cancer SAO 79869 HIP 39263 Tycho2 1930-00674-1
Gaia DR2 681433021489564800 HD 65856 HR 3132 GC 10871
BD BD+25 1816 Flamsteed 4 Cancri Flamsteed name 4 Cnc Distance 145.99
Distance ly 476.22
 
 
WDS 08017+2505 H 6 75 AC : NOTES
 
 
discov_num notes refcode
H 6 75 ome 2 Cnc = 4 Cnc. H VI 75.
 
 
REFERENCES
 
 
No records found.

 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
08017+2505 H 6 75 AC 1999 8 296 106.4 6.31 10.00 A1V N D 080143.77+250522.0
08017+2505 H 6 75 AC 2001 9 295 106.3 6.31 10.00 A1V N D 080143.77+250522.0
08017+2505 H 6 75 AC 2015 10 295 106.0 6.30 11.65 A1V N 080143.77+250522.0

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

 
 
WDS 08017+2505 H 6 75 AC : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 08017+2505 H 6 75 AC : MEASURES
 
 
No records found.

 
 
WDS 08017+2505 : VIRTUAL EYEPIECE
 
 

08017+2505 H 6 75A mag 6.31 Sp A1V 08017+2505 H 6 75B sep 44.1 P.A. 24.50 mag 11 08017+2505 H 6 75C sep 97.9 P.A. 297.60 mag 11.65 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 08017+2505 : ALADIN DSS IMAGE @ 08h 01m 43.77s +25° 05' 22.0"
 
 
 
 
WDS 08017+2505 H 6 75 AC : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

08017+2505 H 6 75AC distance=0' 07598+2502 GRV 748 distance=27' 08020+2532 HJ 435 distance=28' 08039+2512 SLW 216 distance=30' 08013+2432 POU2916 distance=35' 08031+2435 HDS1147 distance=36' 08022+2421 SLN 12 distance=46' 08036+2425 POU2922 distance=48' 08053+2526 SKF 548 distance=53' 07587+2428 POU2915 distance=55' 08022+2406 POU2917 distance=59' 08046+2417 SKF1626AB distance=63' 08054+2424 LDS3772 distance=65' 08041+2603 KPP3737 distance=66' 08062+2542 SKF 556 distance=71' 08030+2357 TDS5480 distance=71' 08015+2355 A 2540 distance=71' 08053+2413 POU2927 distance=72' 08010+2353 SKF 527 distance=74' 08033+2616 STT 186 distance=74' 08069+2530 BUP 110AB distance=76' 08069+2530 BUP 110AC distance=76' 07559+2449 POU2908 distance=81' 08065+2553 A 2541 distance=81' 08072+2435 POU2931 distance=82' 07560+2440 STF1163 distance=82' 08055+2401 POU2928 distance=83' 07586+2354 POU2914 distance=84' 08077+2444 OCC 715 distance=84' 08059+2402 OCC 752 distance=85' 08043+2348 POU2925 distance=86' 07561+2442 POU2910 distance=86' 07599+2343 UC 1631 distance=86' 08081+2443 OCC 159 distance=90' 08070+2601 SLW 221 distance=91' 08010+2335 STF1171 distance=91' 08063+2615 SKF 558 distance=93' 07564+2409 KPP2038 distance=93' 07558+2420 A 2538 distance=93' 08028+2333 POU2918AB distance=93' 08028+2333 POU2919AC distance=93' 08083+2533 OCC 81Aa,Ab distance=94' 08083+2533 ES 425AB distance=94' 08016+2331 SKF 531 distance=95' 07555+2422 A 2537 distance=96' 07565+2402 POU2911 distance=96' 07546+2513 A 2536 distance=97' 08059+2347 SKF 554 distance=98' 08034+2328 POU2920 distance=100' 08042+2330 POU2924 distance=101' 07550+2416 POU2906 distance=104' 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 08017+2505 H 6 75 AB 27 44.9
Show 08017+2505 H 6 75 AC 295 106.0
Show 07598+2502 GRV 748 195 39.1 27
Show 08020+2532 HJ 435 105 12.9 28
Show 08039+2512 SLW 216 251 28.2 30
Show 08013+2432 POU2916 163 7.4 35
Show 08031+2435 HDS1147 4 0.5 36
Show 08022+2421 SLN 12 151 25.8 46
Show 08036+2425 POU2922 258 10.2 48
Show 08053+2526 SKF 548 281 1.1 53
Show 07587+2428 POU2915 53 12.9 55
Show 08022+2406 POU2917 256 11.1 59
Show 08046+2417 SKF1626 AB 41 2.4 63
Show 08054+2424 LDS3772 249 54.9 65
Show 08041+2603 KPP3737 21 1.4 66
Show 08062+2542 SKF 556 232 1.7 71
Show 08030+2357 TDS5480 119 2.7 71
Show 08015+2355 A 2540 168 1.3 71
Show 08053+2413 POU2927 49 2.5 72
Show 08010+2353 SKF 527 248 1.4 74
Show 08033+2616 STT 186 75 1.1 74
Show 08069+2530 BUP 110 AB 14 126.7 76
Show 08069+2530 BUP 110 AC 127 254.3 76
Show 07559+2449 POU2908 270 11.9 81
Show 08065+2553 A 2541 4 0.5 81
Show 08072+2435 POU2931 146 10.2 82
Show 07560+2440 STF1163 160 18.9 82
Show 08055+2401 POU2928 294 7.1 83
Show 07586+2354 POU2914 43 3.4 84
Show 08077+2444 OCC 715 -1 0.1 84
Show 08059+2402 OCC 752 -1 0.1 85
Show 08043+2348 POU2925 30 3.5 86
Show 07561+2442 POU2910 233 6.1 86
Show 07599+2343 UC 1631 289 64.9 86
Show 08081+2443 OCC 159 -1 0.1 90
Show 08070+2601 SLW 221 323 174.2 91
Show 08010+2335 STF1171 326 2.1 91
Show 08063+2615 SKF 558 63 1.0 93
Show 07564+2409 KPP2038 120 16.3 93
Show 07558+2420 A 2538 309 0.7 93
Show 08028+2333 POU2918 AB 233 9.1 93
Show 08028+2333 POU2919 AC 331 12.5 93
Show 08083+2533 OCC 81 Aa,Ab -1 0.1 94
Show 08083+2533 ES 425 AB 286 4.7 94
Show 08016+2331 SKF 531 77 1.4 95
Show 07555+2422 A 2537 33 0.2 96
Show 07565+2402 POU2911 223 16.6 96
Show 07546+2513 A 2536 307 1.0 97
Show 08059+2347 SKF 554 255 1.4 98
Show 08034+2328 POU2920 239 8.6 100
Show 08042+2330 POU2924 296 12.3 101

 
 
WDS 08017+2505 : COMPONENTS
 
 
  A B
B pa=24.5°
sep=44.06"
 
C pa=297.6°
sep=97.90"
pa=272.8°
sep=105.18"
 
 
08017+2505 A
 
 
Name Ome2 Cnc Coord arcsec 2000 080143.77+250522.0 Mag 6.31 Spectral class A1V (white)
PmRA -25.00 PmDE 12.0 SAO 79869 HIP 39263
Tycho2 1930-00674-1 HD 65856 HR 3132 GC 10871
BD BD+25 1816 Bayer Omega 2 Cancri Bayer name Ome2 Flamsteed 4 Cancri
Flamsteed name 4 Cnc
Tycho2
Tycho2 1930-00674-1 Pflag RAmdeg 120.43232060 DEmdeg 25.08946754
PmRA -24.7 PmDE 12.1 E RAmdeg 4 E DEmdeg 4
E pmRA 0.9 E pmDE 0.8 EpRAm 1991.51 EpDEm 1991.39
Num 19 Q RAmdeg 0.8 Q DEmdeg 0.5 Q pmRA 0.7
Q pmDE 0.6 BTmag 6.341 E BTmag 0.014 VTmag 6.301
E VTmag 0.010 Prox 999 TYC T HIP 39263
CCDM RAdeg 120.43238222 DEdeg 25.08943972 EpRA 1990 1.88
EpDE 1990 1.74 E RAdeg 3.5 E DEdeg 4.2 Posflg
Corr 0.3
SAO
SAO 79869 DelFlag RA1950 PmRA1950 -0.0015
DE1950 PmDE1950 0.017 Vmag 6.2 SpType A0
Double code Source 70 CatNum 10871 DM BD+25 1816
DMcomp BDsup HD 65856 M HD 0
GC 10871 RA1950rad 2.0887925 DE1950rad 0.44032577 PmRA2000 -0.0016
PmDE2000 0.02
Hipparcos
Catalog H HIP 39263 Proxy RAhms 08 01 43.77
DEdms +25 05 22.0 Vmag 6.32 VarFlag R Vmag H
RAdeg 120.432 DEdeg 25.0894 AstroRef Plx 5.45
CCDM 08017+2506 N CCDM I Nsys 1 Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD 65856 BD BD+25 1816
CD CP Dm number +25 1816 VIred 0.02
SpType A1V R SpType Coord arcsec 2000 080143.77+250522.0
Hipparcos 2
HIP 39263 Sn 5 So 0 Nc 1
RArad 2.1019416951 DErad 0.4378932796 Plx 6.85 PmRA -25.11
PmDE 12.29 E RArad 0.31 E DErad 0.19 E Plx 0.35
E pmRA 0.36 E pmDE 0.23 Hpmag 6.3331 E Hpmag 0.0006
SHp 0.005 VA 0 BV 0.023 E BV 0.006
VI 0.04
 
 
08017+2505 B
 
 
Coord arcsec 2000 080145.11+250602.1 Mag 11 Calc delta mag 4.69 Calc coord yes
 
 
08017+2505 C
 
 
Coord arcsec 2000 080137.38+250607.3 Mag 11.65 PmRA -7.00 PmDE -6.0
Calc delta mag 5.34 Calc coord yes