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Doubles in session


Current system
04455-2226
DON 77


Nearby doubles
26' : 04466-2247
OL 3

35' : 04431-2219
B 689

45' : 04463-2309
TDS2962

49' : 04468-2141
DON 78

49' : 04490-2224
DON 80

56' : 04427-2147
LDS3608

60' : 04462-2128
OL 2

62' : 04410-2223
SKF2471

69' : 04422-2136
UC 1204

77' : 04470-2113
DON 79

80' : 04434-2113
TDS2946

80' : 04512-2213
BRT1378

88' : 04410-2329
BRT1376

93' : 04505-2328
BRT1377

97' : 04425-2058
DON 75

103' : 04493-2059
TDS2978

103' : 04478-2049
BU 312

104' : 04504-2108
DON 82

104' : 04384-2154
DON 74

109' : 04396-2115
BU 1236AB

112' : 04421-2045
ARA 839

118' : 04421-2039
SHN 91

121' : 04441-2027
TDS2952

126' : 04372-2319
RST2351

128' : 04486-2026
ARA 840

129' : 04432-2430
HU 1374



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

04455-2226 DON 77

 
 
04h 45m 30.00s -22° 26' 02.9" P.A. 97.00 sep 0.7 mag 12.20,12.90
 
 
Coord 2000 04455-2226 Discov num DON  77 Comp Coord arcsec 2000 04 45 30.00 -22 26 02.9
Date first 1928 Date last 2016 Obs 3
Pa first 89 Pa last 96.6 P.A. Now (θ) 96.6°
Sep first 0.5 Sep last 0.672 Sep. Now (ρ) 0.672"
Mag pri 12.20 Mag sec 12.90 delta mag (ΔM) 0.7 Spectral class
Pri motion ra -002 Sec motion ra
Pri motion dec -009 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Eridanus Tycho2 5898-00672-1 Gaia DR2 2973605905712692224
 
 
WDS 04455-2226 DON 77 : NOTES
 
 
discov_num notes refcode
DON 77 CD-22@1801.
 
 
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
04455-2226 DON 77 1946 2 89 0.5 12.20 12.90 N 044530.00-222602.9
04455-2226 DON 77 2016 3 97 0.7 12.20 12.90 N 044530.00-222602.9

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

 
 
WDS 04455-2226 DON 77 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 04455-2226 DON 77 : MEASURES
 
 
No records found.

 
 
WDS 04455-2226 : VIRTUAL EYEPIECE
 
 

04455-2226 DON 77A mag 12.2 04455-2226 DON 77B sep 0.6 P.A. 97.10 mag 12.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 04455-2226 : ALADIN DSS IMAGE @ 04h 45m 30.00s -22° 26' 02.9"
 
 
 
 
WDS 04455-2226 DON 77 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

04455-2226 DON 77 distance=0' 04466-2247 OL 3 distance=26' 04431-2219 B 689 distance=35' 04463-2309 TDS2962 distance=45' 04468-2141 DON 78 distance=49' 04490-2224 DON 80 distance=49' 04427-2147 LDS3608 distance=56' 04462-2128 OL 2 distance=60' 04410-2223 SKF2471 distance=62' 04422-2136 UC 1204 distance=69' 04470-2113 DON 79 distance=77' 04434-2113 TDS2946 distance=80' 04512-2213 BRT1378 distance=80' 04410-2329 BRT1376 distance=88' 04505-2328 BRT1377 distance=93' 04425-2058 DON 75 distance=97' 04493-2059 TDS2978 distance=103' 04478-2049 BU 312 distance=103' 04504-2108 DON 82 distance=104' 04384-2154 DON 74 distance=104' 04396-2115 BU 1236AB distance=109' 04396-2115 BU 1236AC distance=109' 04421-2045 ARA 839 distance=112' 04421-2039 SHN 91 distance=118' 04441-2027 TDS2952 distance=121' 04372-2319 RST2351 distance=126' 04486-2026 ARA 840 distance=128' 04432-2430 HU 1374 distance=129' 04547-2206 RST3406 distance=130' 04545-2143 ARA1271 distance=132' 04519-2046 UC 1225 distance=135' 04519-2414 UC 1226 distance=140' 04507-2427 BRT2855 distance=140' 04555-2214 BRT1379 distance=141' 04532-2046 HJ 3700 distance=147' 04518-2025 ARA 841 distance=151' 04549-2110 SKF2472 distance=152' 04365-2046 UC 1193 distance=161' 04467-1946 UC 1213AB distance=162' 04539-2032 HDS 633 distance=164' 04430-2507 TDS2943 distance=165' 04574-2300 NSC 21 distance=169' 04334-2251 YSC 180 distance=169' 04398-1953 HWE 11 distance=173' 04577-2157 KPP1105 distance=173' 04544-2027 ARA 842 distance=173' 04580-2248 I 473 distance=175' 04577-2132 SPM 14 distance=178' 04332-2127 TDS2893 distance=181' 04404-1940 STN 9 distance=181' 04428-2525 TDS2941 distance=183' 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 04455-2226 DON 77 97 0.7
Show 04466-2247 OL 3 52 1.7 26
Show 04431-2219 B 689 291 0.6 35
Show 04463-2309 TDS2962 26 1.7 45
Show 04468-2141 DON 78 242 2.0 49
Show 04490-2224 DON 80 337 0.7 49
Show 04427-2147 LDS3608 113 9.0 56
Show 04462-2128 OL 2 227 4.4 60
Show 04410-2223 SKF2471 256 39.0 62
Show 04422-2136 UC 1204 293 16.5 69
Show 04470-2113 DON 79 327 9.2 77
Show 04434-2113 TDS2946 68 0.7 80
Show 04512-2213 BRT1378 61 7.8 80
Show 04410-2329 BRT1376 276 4.9 88
Show 04505-2328 BRT1377 93 5.1 93
Show 04425-2058 DON 75 88 0.2 97
Show 04493-2059 TDS2978 192 0.6 103
Show 04478-2049 BU 312 346 3.4 103
Show 04504-2108 DON 82 47 0.7 104
Show 04384-2154 DON 74 314 0.7 104
Show 04396-2115 BU 1236 AB 95 1.5 109
Show 04396-2115 BU 1236 AC 314 39.9 109
Show 04421-2045 ARA 839 337 7.0 112
Show 04421-2039 SHN 91 -1 0.2 118
Show 04441-2027 TDS2952 125 1.5 121
Show 04372-2319 RST2351 7 1.4 126
Show 04486-2026 ARA 840 117 1.4 128
Show 04432-2430 HU 1374 262 0.5 129
Show 04547-2206 RST3406 252 0.1 130
Show 04545-2143 ARA1271 200 15.5 132
Show 04519-2046 UC 1225 132 38.3 135
Show 04519-2414 UC 1226 238 12.7 140
Show 04507-2427 BRT2855 10 3.2 140
Show 04555-2214 BRT1379 132 3.4 141
Show 04532-2046 HJ 3700 349 26.2 147
Show 04518-2025 ARA 841 200 10.5 151
Show 04549-2110 SKF2472 152 69.4 152
Show 04365-2046 UC 1193 270 49.9 161
Show 04467-1946 UC 1213 AB 182 36.4 162
Show 04539-2032 HDS 633 149 0.2 164
Show 04430-2507 TDS2943 318 0.5 165
Show 04574-2300 NSC 21 317 17.0 169
Show 04334-2251 YSC 180 154 0.3 169
Show 04398-1953 HWE 11 100 3.6 173
Show 04577-2157 KPP1105 202 8.8 173
Show 04544-2027 ARA 842 36 5.9 173
Show 04580-2248 I 473 238 0.9 175
Show 04577-2132 SPM 14 287 19.0 178
Show 04332-2127 TDS2893 290 0.8 181
Show 04404-1940 STN 9 135 0.1 181
Show 04428-2525 TDS2941 22 1.0 183

 
 
WDS 04455-2226 : COMPONENTS
 
 
  A
B pa=97.1°
sep=0.62"
 
 
04455-2226 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 044530.00-222602.9 Mag 12.2 PmRA -2.00
PmDE -9.0 Tycho2 5898-00672-1
Tycho2
Tycho2 5898-00672-1 Pflag RAmdeg 71.37500116 DEmdeg -22.43415644
PmRA -2.1 PmDE -9.2 E RAmdeg 70 E DEmdeg 68
E pmRA 3.4 E pmDE 3.5 EpRAm 1985.18 EpDEm 1985.91
Num 3 Q RAmdeg 0.1 Q DEmdeg 0.4 Q pmRA 0.1
Q pmDE 0.4 BTmag 12.395 E BTmag 0.171 VTmag 11.696
E VTmag 0.129 Prox 764 TYC HIP
CCDM RAdeg 71.37500611 DEdeg -22.43413528 EpRA 1990 1.78
EpDE 1990 1.71 E RAdeg 72.5 E DEdeg 70.7 Posflg
Corr 0.2
CCDM
Ccdm 04455-2226 RComp Comp A Note1
Note2 Discov num DRAs -0.02 DDEs -2.6
R dRAs 66 Year Theta Rho
Obs 2 Vmag 11.7 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 -22 1801 Cat2 CD HD M HD
ADS BDS M ADS BDS N IDS IDS 04412S2237A
HIC
 
 
04455-2226 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 044530.04-222603.0 Mag 12.9 Calc delta mag 0.7
Calc coord yes
CCDM
Ccdm 04455-2226 RComp Comp B Note1
Note2 Discov num DON 77 DRAs DDEs
R dRAs Year 1928 Theta 089 Rho 0.5
Obs 2 Vmag 12.4 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 04412S2237B
HIC