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Doubles in session


Current system
11297-2121
DON 484
HD 99933


Nearby doubles
16' : 11307-2126
BVD 90

18' : 11285-2122
UC 2146

21' : 11311-2127
BHA 15

21' : 11283-2117
UC 2145

37' : 11315-2147
LDS4110

45' : 11318-2047
TOK 222

46' : 11317-2044
DON 486

53' : 11325-2046
DON1094

60' : 11255-2114
I 881

65' : 11271-2213
B 1698

71' : 11309-2012
B 2280

71' : 11276-2017
LDS4103

74' : 11292-2234
KPP2733

82' : 11281-2003
TDS7871

87' : 11304-2247
RST3741

89' : 11357-2054
ARA1094

90' : 11352-2033
B 1701

95' : 11262-2241
B 1697

99' : 11351-2016
LDS4118

99' : 11253-2003
KPP 247

105' : 11367-2156
ARA1477

113' : 11326-1936
ARA 686

113' : 11248-1952
GWP1580

114' : 11310-2312
LDS4109

118' : 11297-2318
KPP1643

118' : 11344-1943
GWP1613



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.

11297-2121 DON 484 (HD 99933)

 
 
11h 29m 43.82s -21° 20' 31.8" P.A. 108.00 sep 4.6 mag 8.01,11.84 Sp F3V dist. 152.67 pc (498.01 l.y.)
 
 
Coord 2000 11297-2121 Discov num DON 484 Comp Coord arcsec 2000 11 29 43.82 -21 20 31.8
Date first 1930 Date last 2016 Obs 10
Pa first 108 Pa last 108 P.A. Now (θ) 108°
Sep first 4.3 Sep last 4.636 Sep. Now (ρ) 4.636"
Mag pri 8.01 Mag sec 11.84 delta mag (ΔM) 3.83 Spectral class F3V (yellow-white)
Pri motion ra -016 Sec motion ra +000
Pri motion dec -013 Sec motion dec -028
Notes
rPM=0.783
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 99933 Constellation Crater SAO 179937 HIP 56084
Tycho2 6091-01276-1 Gaia DR2 3541472291019531520 HD 99933 BD BD-20 3435
Distance 152.67 Distance ly 498.01
 
 
WDS 11297-2121 DON 484 (HD 99933) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Don1937 Ma j Donner, H.F. 1937MmRAS..65...51R
Don1937 MemRAS 65, 51, 1937
Don1955 Ma - Donner, H.F. 1955POMic..11....1R
Don1955 Pub. Univ. Michigan Obs. 11, 1, 1955
Don1964 Ma j Donner, H.F. 1964POMic...9...73R
Don1964 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
11297-2121 DON 484 1998 6 107 4.1 8.01 11.84 F3V D 112943.82-212031.8
11297-2121 DON 484 1999 7 108 4.8 8.01 11.84 F3V D 112943.82-212031.8
11297-2121 DON 484 2015 8 108 4.6 8.01 11.84 F3V 112943.82-212031.8
11297-2121 DON 484 2016 10 108 4.6 8.01 11.84 F3V 112943.82-212031.8

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

 
 
WDS 11297-2121 DON 484 (HD 99933) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11297-2121 DON 484 (HD 99933) : MEASURES
 
 
No records found.

 
 
WDS 11297-2121 (HD 99933) : VIRTUAL EYEPIECE
 
 

11297-2121 DON 484A mag 8.01 Sp F3V 11297-2121 DON 484B sep 4.3 P.A. 109.20 mag 11.84 virtual eyepiece
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Radius:
Components only
 
 
WDS 11297-2121 (HD 99933) : ALADIN DSS IMAGE @ 11h 29m 43.82s -21° 20' 31.8"
 
 
 
 
WDS 11297-2121 DON 484 (HD 99933) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

11297-2121 DON 484 distance=1' 11307-2126 BVD 90 distance=16' 11285-2122 UC 2146 distance=18' 11311-2127 BHA 15 distance=21' 11283-2117 UC 2145 distance=21' 11315-2147 LDS4110 distance=37' 11318-2047 TOK 222 distance=45' 11317-2044 DON 486 distance=46' 11325-2046 DON1094 distance=53' 11255-2114 I 881 distance=60' 11271-2213 B 1698 distance=65' 11309-2012 B 2280 distance=71' 11276-2017 LDS4103 distance=71' 11292-2234 KPP2733 distance=74' 11281-2003 TDS7871 distance=82' 11304-2247 RST3741 distance=87' 11357-2054 ARA1094 distance=89' 11352-2033 B 1701 distance=90' 11262-2241 B 1697 distance=95' 11351-2016 LDS4118 distance=99' 11253-2003 KPP 247 distance=99' 11367-2156 ARA1477 distance=105' 11326-1936 ARA 686 distance=113' 11248-1952 GWP1580 distance=113' 11310-2312 LDS4109 distance=114' 11297-2318 KPP1643 distance=118' 11344-1943 GWP1613 distance=118' 11355-1946 LDS4120 distance=124' 11214-2027 STN 22 distance=128' 11363-2251 HU 1484 distance=129' 11340-2316 UC 2166 distance=130' 11338-2318 ARA1788 distance=131' 11241-1933 TOI 737 distance=134' 11330-2327 HDO 130 distance=134' 11245-2315 TDS7842 distance=136' 11251-2320 ARA1787AB distance=136' 11208-2026 TDS7806 distance=138' 11319-2336 UC 2160 distance=139' 11371-2301 LDS 355 distance=143' 11239-2319 RST2746 distance=144' 11276-2343 TDS7867Aa,Ab distance=146' 11276-2343 HJ 4437AB distance=146' 11399-2045 LDS4129 distance=147' 11311-2347 TDS7903 distance=148' 11252-1903 TSN 82 distance=152' 11247-1907 GWP1579 distance=152' 11196-2014 TDS7792 distance=157' 11384-1941 UC 2180 distance=158' 11408-2056 LDS4134 distance=158' 11350-2341 TDS7937 distance=159' 11395-1958 UC 2187 distance=160' 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 11297-2121 DON 484 108 4.6 1
Show 11307-2126 BVD 90 151 21.5 16
Show 11285-2122 UC 2146 42 16.1 18
Show 11311-2127 BHA 15 215 4.7 21
Show 11283-2117 UC 2145 211 56.3 21
Show 11315-2147 LDS4110 171 23.6 37
Show 11318-2047 TOK 222 69 1.1 45
Show 11317-2044 DON 486 326 0.6 46
Show 11325-2046 DON1094 61 5.7 53
Show 11255-2114 I 881 317 0.3 60
Show 11271-2213 B 1698 16 3.3 65
Show 11309-2012 B 2280 31 9.3 71
Show 11276-2017 LDS4103 345 14.3 71
Show 11292-2234 KPP2733 221 10.1 74
Show 11281-2003 TDS7871 301 0.5 82
Show 11304-2247 RST3741 294 1.9 87
Show 11357-2054 ARA1094 27 8.2 89
Show 11352-2033 B 1701 218 0.5 90
Show 11262-2241 B 1697 134 3.1 95
Show 11351-2016 LDS4118 168 29.2 99
Show 11253-2003 KPP 247 13 4.8 99
Show 11367-2156 ARA1477 61 11.2 105
Show 11326-1936 ARA 686 279 6.8 113
Show 11248-1952 GWP1580 33 55.2 113
Show 11310-2312 LDS4109 120 37.4 114
Show 11297-2318 KPP1643 325 12.6 118
Show 11344-1943 GWP1613 86 20.6 118
Show 11355-1946 LDS4120 184 16.1 124
Show 11214-2027 STN 22 356 3.6 128
Show 11363-2251 HU 1484 329 1.9 129
Show 11340-2316 UC 2166 16 40.0 130
Show 11338-2318 ARA1788 104 10.5 131
Show 11241-1933 TOI 737 46 0.8 134
Show 11330-2327 HDO 130 343 10.3 134
Show 11245-2315 TDS7842 150 2.6 136
Show 11251-2320 ARA1787 AB 205 10.5 136
Show 11208-2026 TDS7806 289 0.6 138
Show 11319-2336 UC 2160 191 10.8 139
Show 11371-2301 LDS 355 255 34.2 143
Show 11239-2319 RST2746 346 1.3 144
Show 11276-2343 TDS7867 Aa,Ab 320 0.5 146
Show 11276-2343 HJ 4437 AB 319 11.4 146
Show 11399-2045 LDS4129 342 65.4 147
Show 11311-2347 TDS7903 17 1.9 148
Show 11252-1903 TSN 82 70 256.0 152
Show 11247-1907 GWP1579 287 44.0 152
Show 11196-2014 TDS7792 131 1.3 157
Show 11384-1941 UC 2180 42 15.1 158
Show 11408-2056 LDS4134 334 67.8 158
Show 11350-2341 TDS7937 286 0.8 159
Show 11395-1958 UC 2187 332 9.0 160

 
 
WDS 11297-2121 : COMPONENTS
 
 
  A
B pa=109.2°
sep=4.35"
 
 
11297-2121 A
 
 
Componente originario normalizzato AB Name HD 99933 Coord arcsec 2000 112943.82-212031.8 Mag 8.01
Spectral class F3V (yellow-white) PmRA -16.00 PmDE -13.0 SAO 179937
HIP 56084 Tycho2 6091-01276-1 HD 99933 BD BD-20 3435
Tycho2
Tycho2 6091-01276-1 Pflag RAmdeg 172.43258575 DEmdeg -21.34217210
PmRA -7.7 PmDE -26.6 E RAmdeg 5 E DEmdeg 5
E pmRA 1.4 E pmDE 1.4 EpRAm 1991.24 EpDEm 1991.29
Num 8 Q RAmdeg 1.4 Q DEmdeg 0.8 Q pmRA 1.6
Q pmDE 0.8 BTmag 8.503 E BTmag 0.015 VTmag 8.010
E VTmag 0.011 Prox 47 TYC T HIP 56084
CCDM A RAdeg 172.43260444 DEdeg -21.34211056 EpRA 1990 1.60
EpDE 1990 1.66 E RAdeg 5.2 E DEdeg 5.2 Posflg
Corr 0.4
SAO
SAO 179937 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 -0.039 Vmag 8 SpType F5
Double code Source 23 CatNum 5034 DM BD-20 3435
DMcomp BDsup HD 99933 M HD 0
GC RA1950rad 2.99859202 DE1950rad -0.36767158 PmRA2000 -0.0011
PmDE2000 -0.034
Hipparcos
Catalog H HIP 56084 Proxy H RAhms 11 29 43.83
DEdms -21 20 31.6 Vmag 7.93 VarFlag R Vmag H
RAdeg 172.433 DEdeg -21.3421 AstroRef A Plx 6.46
CCDM 11297-2121 N CCDM I Nsys 1 Ncomp 2
MultFlag C Source Qual B M HIP AB
Theta 108 Rho 4.648 HD 99933 BD BD-20 3435
CD CP Dm number -20 3435 VIred 0.55
SpType F3V R SpType Coord arcsec 2000 112943.83-212031.6
Hipparcos 2
HIP 56084 Sn 15 So 3 Nc 2
RArad 3.0095167085 DErad -0.3724900969 Plx 6.55 PmRA 1.13
PmDE -29.44 E RArad 0.61 E DErad 0.59 E Plx 0.86
E pmRA 0.67 E pmDE 0.6 Hpmag 8.0389 E Hpmag 0.0013
SHp 0.011 VA 0 BV 0.7 E BV 0.495
VI 0.55
CCDM
Ccdm 11297-2121 RComp Comp A Note1
Note2 Discov num DRAs 1.75 DDEs 27.6
R dRAs 10 Year Theta Rho
Obs 2 Vmag 8.3 Sp F5 PmNote *
PmRA -18 PmDE -39 Dm number -20 3435 Cat1 BD
Name2 179937 Cat2 SAO HD 99933 M HD
ADS BDS M ADS BDS N IDS IDS 11247S2047A
HIC 56084
 
 
11297-2121 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 112944.11-212033.2 Mag 11.84 PmRA 0.00
PmDE -28.0 Calc delta mag 3.83 Calc coord yes
CCDM
Ccdm 11297-2121 RComp Comp B Note1
Note2 Discov num DON 484 DRAs DDEs
R dRAs Year 1930 Theta 107 Rho 4.4
Obs 2 Vmag 12.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11247S2047B
HIC 56084