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Doubles in session


Current system
04518-2025
ARA 841


Nearby doubles
22' : 04519-2046
UC 1225

29' : 04532-2046
HJ 3700

31' : 04539-2032
HDS 633

37' : 04544-2027
ARA 842

46' : 04486-2026
ARA 840

48' : 04504-2108
DON 82

50' : 04493-2059
TDS2978

63' : 04478-2049
BU 312

63' : 04549-2110
SKF2472

67' : 04563-2003
DON 85

79' : 04573-2005
KPP 727

81' : 04545-1913
TDS3001

82' : 04467-1946
UC 1213AB

84' : 04470-2113
DON 79

87' : 04545-2143
ARA1271

100' : 04568-1912
B 1941

102' : 04462-2128
OL 2

104' : 04468-2141
DON 78

106' : 04577-2132
SPM 14

109' : 04512-2213
BRT1378

109' : 04441-2027
TDS2952

110' : 04547-2206
RST3406

112' : 04574-1906
B 2580AB

122' : 04555-2214
BRT1379

122' : 05005-2028
DON 88

123' : 04525-1822
SHN 9



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

04518-2025 ARA 841

 
 
04h 51m 50.93s -20° 24' 34.8" P.A. 200.00 sep 10.5 mag 9.75,12.60 Sp G0V
 
 
Coord 2000 04518-2025 Discov num ARA 841 Comp Coord arcsec 2000 04 51 50.93 -20 24 34.8
Date first 1917 Date last 2016 Obs 8
Pa first 200 Pa last 200.4 P.A. Now (θ) 200.4°
Sep first 10.8 Sep last 10.488 Sep. Now (ρ) 10.488"
Mag pri 9.75 Mag sec 12.60 delta mag (ΔM) 2.85 Spectral class G0V (yellow)
Pri motion ra -004 Sec motion ra -009
Pri motion dec -025 Sec motion dec -032
Notes
rPM=0.259 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Eridanus SAO 169824 Tycho2 5907-00458-1 Gaia DR2 2974511044302986880
HD 31044
 
 
WDS 04518-2025 ARA 841 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Ara1961 Pa - Aravamudan, S. 1961PASP...73..266A
Ara1961 PASP 73, 266, 1961
Ara1963 Pa - Aravamudan, S. .
Ara1963 Pub. Nizamiah Obs. 13, Pt.3, 1963
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
04518-2025 ARA 841 1998 4 201 10.5 9.75 12.60 D 045150.93-202434.8
04518-2025 ARA 841 1999 5 202 10.8 9.75 12.60 D 045150.93-202434.8
04518-2025 ARA 841 2015 6 201 10.1 9.75 12.60 G0V 045150.93-202434.8
04518-2025 ARA 841 2016 8 200 10.5 9.75 12.60 G0V 045150.93-202434.8

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

 
 
WDS 04518-2025 ARA 841 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04518-2025 ARA 841 : MEASURES
 
 
No records found.

 
 
WDS 04518-2025 : VIRTUAL EYEPIECE
 
 

04518-2025 ARA 841A mag 9.75 Sp G0V 04518-2025 ARA 841B sep 10.4 P.A. 199.20 mag 12.6 virtual eyepiece
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Radius:
Components only
 
 
WDS 04518-2025 : ALADIN DSS IMAGE @ 04h 51m 50.93s -20° 24' 34.8"
 
 
 
 
WDS 04518-2025 ARA 841 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04518-2025 ARA 841 distance=0' 04519-2046 UC 1225 distance=22' 04532-2046 HJ 3700 distance=29' 04539-2032 HDS 633 distance=31' 04544-2027 ARA 842 distance=37' 04486-2026 ARA 840 distance=46' 04504-2108 DON 82 distance=48' 04493-2059 TDS2978 distance=50' 04478-2049 BU 312 distance=63' 04549-2110 SKF2472 distance=63' 04563-2003 DON 85 distance=67' 04573-2005 KPP 727 distance=79' 04545-1913 TDS3001 distance=81' 04467-1946 UC 1213AB distance=82' 04470-2113 DON 79 distance=84' 04545-2143 ARA1271 distance=87' 04568-1912 B 1941 distance=100' 04462-2128 OL 2 distance=102' 04468-2141 DON 78 distance=104' 04577-2132 SPM 14 distance=106' 04512-2213 BRT1378 distance=109' 04441-2027 TDS2952 distance=109' 04547-2206 RST3406 distance=110' 04574-1906 B 2580BC distance=112' 04574-1906 B 2580AB distance=112' 04555-2214 BRT1379 distance=122' 05005-2028 DON 88 distance=122' 04525-1822 SHN 9 distance=123' 04577-2157 KPP1105 distance=125' 04490-2224 DON 80 distance=127' 04458-1851 UC 1210 distance=127' 04434-2113 TDS2946 distance=129' 04425-2058 DON 75 distance=136' 04421-2039 SHN 91 distance=138' 04421-2045 ARA 839 distance=138' 05020-2032 LDS3636 distance=144' 05000-1851 B 2581BC distance=148' 05000-1851 B 2581AB distance=149' 04599-1849 HJ 3709 distance=149' 04455-2226 DON 77 distance=151' 04422-2136 UC 1204 distance=153' 04427-2147 LDS3608 distance=154' 04598-1839 B 2518 distance=154' 04421-1914 GWP 609 distance=155' 05023-1932 LPM 201 distance=157' 05025-2115 DON 91AB distance=158' 05025-2115 HLN 8AC distance=158' 04466-2247 OL 3 distance=161' 05033-1954 TVB 88 distance=164' 05036-2029 WHC 1 distance=165' 04404-1940 STN 9 distance=167' 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 04518-2025 ARA 841 200 10.5
Show 04519-2046 UC 1225 132 38.3 22
Show 04532-2046 HJ 3700 349 26.2 29
Show 04539-2032 HDS 633 149 0.2 31
Show 04544-2027 ARA 842 36 5.9 37
Show 04486-2026 ARA 840 117 1.4 46
Show 04504-2108 DON 82 47 0.7 48
Show 04493-2059 TDS2978 192 0.6 50
Show 04478-2049 BU 312 346 3.4 63
Show 04549-2110 SKF2472 152 69.4 63
Show 04563-2003 DON 85 313 1.2 67
Show 04573-2005 KPP 727 83 6.4 79
Show 04545-1913 TDS3001 193 0.8 81
Show 04467-1946 UC 1213 AB 182 36.4 82
Show 04470-2113 DON 79 327 9.2 84
Show 04545-2143 ARA1271 200 15.5 87
Show 04568-1912 B 1941 288 0.7 100
Show 04462-2128 OL 2 227 4.4 102
Show 04468-2141 DON 78 242 2.0 104
Show 04577-2132 SPM 14 287 19.0 106
Show 04512-2213 BRT1378 61 7.8 109
Show 04441-2027 TDS2952 125 1.5 109
Show 04547-2206 RST3406 252 0.1 110
Show 04574-1906 B 2580 BC 120 7.7 112
Show 04574-1906 B 2580 AB 156 63.3 112
Show 04555-2214 BRT1379 132 3.4 122
Show 05005-2028 DON 88 114 9.2 122
Show 04525-1822 SHN 9 120 0.3 123
Show 04577-2157 KPP1105 202 8.8 125
Show 04490-2224 DON 80 337 0.7 127
Show 04458-1851 UC 1210 65 6.7 127
Show 04434-2113 TDS2946 68 0.7 129
Show 04425-2058 DON 75 88 0.2 136
Show 04421-2039 SHN 91 -1 0.2 138
Show 04421-2045 ARA 839 337 7.0 138
Show 05020-2032 LDS3636 96 42.8 144
Show 05000-1851 B 2581 BC 39 3.5 148
Show 05000-1851 B 2581 AB 166 82.7 149
Show 04599-1849 HJ 3709 309 18.6 149
Show 04455-2226 DON 77 97 0.7 151
Show 04422-2136 UC 1204 293 16.5 153
Show 04427-2147 LDS3608 113 9.0 154
Show 04598-1839 B 2518 209 5.5 154
Show 04421-1914 GWP 609 218 151.1 155
Show 05023-1932 LPM 201 75 10.8 157
Show 05025-2115 DON 91 AB 7 1.0 158
Show 05025-2115 HLN 8 AC 28 32.0 158
Show 04466-2247 OL 3 52 1.7 161
Show 05033-1954 TVB 88 204 3.0 164
Show 05036-2029 WHC 1 83 9.1 165
Show 04404-1940 STN 9 135 0.1 167

 
 
WDS 04518-2025 : COMPONENTS
 
 
  A
B pa=199.2°
sep=10.41"
 
 
04518-2025 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 045150.93-202434.8 Mag 9.75 Spectral class G0V (yellow)
PmRA -4.00 PmDE -25.0 SAO 169824 Tycho2 5907-00458-1
HD 31044 DM BD-20 947
Tycho2
Tycho2 5907-00458-1 Pflag RAmdeg 72.96221905 DEmdeg -20.40966888
PmRA -4.1 PmDE -28.8 E RAmdeg 15 E DEmdeg 15
E pmRA 1.5 E pmDE 1.5 EpRAm 1988.52 EpDEm 1988.99
Num 7 Q RAmdeg 0.7 Q DEmdeg 1.1 Q pmRA 0.7
Q pmDE 1.1 BTmag 10.346 E BTmag 0.028 VTmag 9.747
E VTmag 0.024 Prox 999 TYC T HIP
CCDM RAdeg 72.96222833 DEdeg -20.40960194 EpRA 1990 1.79
EpDE 1990 1.72 E RAdeg 15.5 E DEdeg 15.9 Posflg
Corr 0.2
SAO
SAO 169824 DelFlag RA1950 PmRA1950 -0.0013
DE1950 PmDE1950 -0.015 Vmag 9 SpType F8
Double code Source 23 CatNum 1526 DM BD-20 947
DMcomp BDsup HD 31044 M HD 0
GC RA1950rad 1.26398128 DE1950rad -0.35765371 PmRA2000 -0.0009
PmDE2000 -0.015
CCDM
Ccdm 04518-2025 RComp Comp A Note1
Note2 Discov num DRAs 2.86 DDEs 26.0
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.5 Sp F8 PmNote *
PmRA -18 PmDE -15 Dm number -20 947 Cat1 BD
Name2 169824 Cat2 SAO HD 31044 M HD
ADS BDS M ADS BDS N IDS IDS 04475S2035A
HIC
 
 
04518-2025 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 045150.69-202444.6 Mag 12.6 PmRA -9.00
PmDE -32.0 Calc delta mag 2.85 Calc coord yes
CCDM
Ccdm 04518-2025 RComp Comp B Note1
Note2 Discov num ARA 841 DRAs DDEs
R dRAs Year 1919 Theta 199 Rho 10.7
Obs 3 Vmag 12.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 04475S2035B
HIC