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Doubles in session


Current system
01284-1554
RST 3355
HD 8999


Nearby doubles
21' : 01283-1615
LDS3284

48' : 01251-1547
CLZ 7

53' : 01320-1604
GAL 310

55' : 01249-1534
BRT 604

56' : 01247-1541
LDS3276AB

57' : 01247-1540
HDS 182

57' : 01287-1458
TSN 121

60' : 01245-1615
HU 418

68' : 01287-1702
HDS 194

70' : 01326-1520
UC 574

78' : 01237-1631
AOT 3

80' : 01258-1444
LDS5333

82' : 01281-1716
HJ 3437

88' : 01344-1607
FAR 25

89' : 01288-1723
SKF 119

90' : 01346-1552
RST3357

97' : 01265-1727
B 2515

102' : 01350-1630
GWP 200

104' : 01305-1734
B 2516

105' : 01224-1652
AOT 2

105' : 01212-1544
GWP 173

105' : 01215-1629
HU 417

109' : 01218-1503
GWP 174

112' : 01360-1618
GWP 201

113' : 01361-1541
RST3359

115' : 01355-1648
HU 419



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.

01284-1554 RST 3355 (HD 8999)

 
 
01h 28m 24.63s -15° 54' 27.5" P.A. 342.00 sep 0.7 mag 9.66,10.05 Sp G2V dist. 1234.57 pc (4027.17 l.y.)
 
 
Coord 2000 01284-1554 Discov num RST3355 Comp Coord arcsec 2000 01 28 24.63 -15 54 27.5
Date first 1936 Date last 2016 Obs 13
Pa first 339 Pa last 341.6 P.A. Now (θ) 341.6°
Sep first 0.5 Sep last 0.67 Sep. Now (ρ) 0.67"
Mag pri 9.66 Mag sec 10.05 delta mag (ΔM) 0.39 Spectral class G2V (yellow)
Pri motion ra +012 Sec motion ra +012
Pri motion dec -029 Sec motion dec -029
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 8999 Constellation Cetus SAO 147825 HIP 6870
Tycho2 5852-01706-1 Gaia DR2 2451968280640830848 HD 8999 BD BD-16 247
Distance 1234.57 Distance ly 4027.17
 
 
WDS 01284-1554 RST 3355 (HD 8999) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Rst1933 T - Rossiter, R.A. 1933MmRAS..65...27R
Rst1933 MemRAS 65, 27, 1933
Rst1937 Ma - Rossiter, R.A. 1937MmRAS..65...51R
Rst1937 MemRAS 65, 51, 1937
Rst1943 Ma - Rossiter, R.A. 1943POMic...8..133R
Rst1943 Pub. Univ. Michigan Obs. 8, 133, 1943
Rst1944 - Rossiter, R.A. 1944POMic...9....1R
Rst1944 Pub. Univ. Michigan Obs. 9, 1, 1944
Rst1947 Ma - Rossiter, R.A. 1947POMic...9....7R
Rst1947 Pub. Univ. Michigan Obs. 9, 7, 1947
Rst1955 Ma j Rossiter, R.A. 1955POMic..11....1R
Rst1955 +P+ Pub. Univ. Michigan Obs. 11, 1, 1955
Rst1964 Ma - Rossiter, R.A. 1964POMic...9...73R
Rst1964 Pub. Univ. Michigan Obs. 9, 73, 1964
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
01284-1554 RST3355 2001 12 351 0.5 9.66 10.05 G2V D 012824.63-155427.5
01284-1554 RST3355 2016 13 342 0.7 9.66 10.05 G2V 012824.63-155427.5

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

 
 
WDS 01284-1554 RST 3355 (HD 8999) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 01284-1554 RST 3355 (HD 8999) : MEASURES
 
 
No records found.

 
 
WDS 01284-1554 (HD 8999) : VIRTUAL EYEPIECE
 
 

01284-1554 RST3355A mag 9.66 Sp G2V 01284-1554 RST3355B sep 0.7 P.A. 342.30 mag 10.05 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 01284-1554 (HD 8999) : ALADIN DSS IMAGE @ 01h 28m 24.63s -15° 54' 27.5"
 
 
 
 
WDS 01284-1554 RST 3355 (HD 8999) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

01284-1554 RST3355 distance=0' 01283-1615 LDS3284 distance=21' 01251-1547 CLZ 7 distance=48' 01320-1604 GAL 310 distance=53' 01249-1534 BRT 604 distance=55' 01247-1541 LDS3276AB distance=56' 01247-1541 RAO 532Aa,Ab distance=56' 01247-1540 HDS 182 distance=57' 01287-1458 TSN 121 distance=57' 01245-1615 HU 418 distance=60' 01287-1702 HDS 194 distance=68' 01326-1520 UC 574 distance=70' 01237-1631 AOT 3 distance=78' 01258-1444 LDS5333 distance=80' 01281-1716 HJ 3437 distance=82' 01344-1607 FAR 25 distance=88' 01288-1723 SKF 119 distance=89' 01346-1552 RST3357 distance=90' 01265-1727 B 2515 distance=97' 01350-1630 GWP 200 distance=102' 01305-1734 B 2516 distance=104' 01224-1652 AOT 2 distance=105' 01212-1544 GWP 173 distance=105' 01215-1629 HU 417 distance=105' 01218-1503 GWP 174 distance=109' 01360-1618 GWP 201 distance=112' 01361-1541 RST3359 distance=113' 01355-1648 HU 419 distance=115' 01363-1601 RST3360 distance=115' 01313-1741 KPP2685 distance=115' 01222-1705 GWP 176 distance=115' 01361-1525 RST3358 distance=115' 01205-1514 TDS1848 distance=122' 01200-1549 HJ 2036 distance=123' 01263-1354 STF 124 distance=125' 01240-1743 LDS3272 distance=126' 01286-1349 BRT1837 distance=126' 01221-1723 LDS5331 distance=129' 01195-1542 HU 416 distance=129' 01232-1407 SKF2149 distance=132' 01200-1648 AOT 1 distance=133' 01244-1353 GWP 184 distance=136' 01292-1335 RST3356 distance=140' 01376-1504 GWP 206 distance=142' 01384-1552 YSC 233 distance=145' 01359-1732 HJ 2061 distance=146' 01197-1709 GWP 170 distance=146' 01328-1337 LDS2207 distance=152' 01185-1652 GWP 168 distance=154' 01256-1325 KPP1468 distance=156' 01173-1538 SKF2145 distance=161' 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 01284-1554 RST3355 342 0.7
Show 01283-1615 LDS3284 274 14.2 21
Show 01251-1547 CLZ 7 335 25.7 48
Show 01320-1604 GAL 310 302 16.2 53
Show 01249-1534 BRT 604 102 5.0 55
Show 01247-1541 LDS3276 AB 163 33.6 56
Show 01247-1541 RAO 532 Aa,Ab 228 0.3 56
Show 01247-1540 HDS 182 214 0.3 57
Show 01287-1458 TSN 121 306 0.3 57
Show 01245-1615 HU 418 101 4.1 60
Show 01287-1702 HDS 194 202 0.5 68
Show 01326-1520 UC 574 289 15.6 70
Show 01237-1631 AOT 3 229 10.5 78
Show 01258-1444 LDS5333 102 283.0 80
Show 01281-1716 HJ 3437 246 12.1 82
Show 01344-1607 FAR 25 145 0.2 88
Show 01288-1723 SKF 119 346 19.9 89
Show 01346-1552 RST3357 10 0.9 90
Show 01265-1727 B 2515 347 0.2 97
Show 01350-1630 GWP 200 86 24.4 102
Show 01305-1734 B 2516 94 5.6 104
Show 01224-1652 AOT 2 179 16.6 105
Show 01212-1544 GWP 173 331 14.5 105
Show 01215-1629 HU 417 327 2.7 105
Show 01218-1503 GWP 174 143 41.6 109
Show 01360-1618 GWP 201 120 72.6 112
Show 01361-1541 RST3359 22 0.6 113
Show 01355-1648 HU 419 49 0.1 115
Show 01363-1601 RST3360 288 4.9 115
Show 01313-1741 KPP2685 168 2.7 115
Show 01222-1705 GWP 176 352 43.6 115
Show 01361-1525 RST3358 69 0.3 115
Show 01205-1514 TDS1848 315 1.8 122
Show 01200-1549 HJ 2036 338 2.2 123
Show 01263-1354 STF 124 233 7.2 125
Show 01240-1743 LDS3272 180 32.3 126
Show 01286-1349 BRT1837 85 2.4 126
Show 01221-1723 LDS5331 286 155.3 129
Show 01195-1542 HU 416 71 0.7 129
Show 01232-1407 SKF2149 244 11.8 132
Show 01200-1648 AOT 1 312 28.6 133
Show 01244-1353 GWP 184 153 8.9 136
Show 01292-1335 RST3356 51 1.3 140
Show 01376-1504 GWP 206 334 6.7 142
Show 01384-1552 YSC 233 87 0.5 145
Show 01359-1732 HJ 2061 317 104.9 146
Show 01197-1709 GWP 170 66 43.8 146
Show 01328-1337 LDS2207 347 14.3 152
Show 01185-1652 GWP 168 174 13.2 154
Show 01256-1325 KPP1468 33 11.1 156
Show 01173-1538 SKF2145 73 24.1 161

 
 
WDS 01284-1554 : COMPONENTS
 
 
  A
B pa=342.3°
sep=0.67"
 
 
01284-1554 A
 
 
Componente originario normalizzato AB Name HD 8999 Coord arcsec 2000 012824.63-155427.5 Mag 9.66
Spectral class G2V (yellow) PmRA 12.00 PmDE -29.0 SAO 147825
HIP 6870 Tycho2 5852-01706-1 HD 8999 BD BD-16 247
Tycho2
Tycho2 5852-01706-1 Pflag RAmdeg 22.10258567 DEmdeg -15.90756250
PmRA 12.3 PmDE -28.5 E RAmdeg 11 E DEmdeg 12
E pmRA 1.2 E pmDE 1.2 EpRAm 1989.81 EpDEm 1988.90
Num 8 Q RAmdeg 1.4 Q DEmdeg 0.9 Q pmRA 1.4
Q pmDE 0.9 BTmag 9.955 E BTmag 0.024 VTmag 9.257
E VTmag 0.018 Prox 999 TYC T HIP 6870
CCDM AB RAdeg 22.10255528 DEdeg -15.90749611 EpRA 1990 1.73
EpDE 1990 1.48 E RAdeg 10.8 E DEdeg 12.9 Posflg P
Corr -0.2
SAO
SAO 147825 DelFlag RA1950 PmRA1950 -0.0004
DE1950 PmDE1950 -0.02 Vmag 8.6 SpType G5
Double code Source 21 CatNum 365 DM BD-16 247
DMcomp BDsup HD 8999 M HD 0
GC RA1950rad 0.37509486 DE1950rad -0.2821437 PmRA2000 -0.0001
PmDE2000 -0.023
Hipparcos
Catalog H HIP 6870 Proxy H RAhms 01 28 24.62
DEdms -15 54 27.2 Vmag 9.03 VarFlag R Vmag H
RAdeg 22.1026 DEdeg -15.9076 AstroRef A Plx 3.53
CCDM 01284-1554 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual A M HIP AB
Theta 340 Rho 0.605 HD 8999 BD BD-16 247
CD CP Dm number -16 247 VIred 0.76
SpType G2V R SpType Coord arcsec 2000 012824.62-155427.2
Hipparcos 2
HIP 6870 Sn 15 So 3 Nc 2
RArad 0.385762866 DErad -0.2776393265 Plx 0.81 PmRA 15.81
PmDE -35.54 E RArad 2.48 E DErad 2.71 E Plx 3.3
E pmRA 2.91 E pmDE 3.15 Hpmag 9.1667 E Hpmag 0.0016
SHp 0.016 VA 0 BV 0.664 E BV 0.027
VI 0.73
CCDM
Ccdm 01284-1554 RComp Comp A Note1
Note2 Discov num DRAs 0.53 DDEs -26.7
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.3 Sp G5 PmNote *
PmRA -6 PmDE -20 Dm number -16 247 Cat1 BD
Name2 147825 Cat2 SAO HD 8999 M HD
ADS BDS M ADS BDS N IDS IDS 01235S1625A
HIC 6870
 
 
01284-1554 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 012824.62-155426.9 Mag 10.05 PmRA 12.00
PmDE -29.0 Calc delta mag 0.39 Calc coord yes
CCDM
Ccdm 01284-1554 RComp Comp B Note1
Note2 Discov num RST3355 DRAs DDEs
R dRAs Year 1936 Theta 337 Rho 0.5
Obs 4 Vmag 9.6 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 01235S1625B
HIC 6870