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Current system
15520-4306
DON 765


Nearby doubles
21' : 15538-4311
SKF1402

26' : 15515-4331
SKF1401

41' : 15554-4320
B 1309

43' : 15511-4224
HJ 4811

45' : 15530-4349
KPP 354

49' : 15484-4237
JNN 210AB

49' : 15564-4310
TDS9698

50' : 15508-4354
I 1582AB

53' : 15535-4216
CVN 54AB

58' : 15567-4242
ELP 35AB

58' : 15467-4314
I 1276

60' : 15474-4235
HJ 4802

60' : 15562-4342
I 1583

64' : 15568-4232
TSN 62

66' : 15574-4240
GHE 39

69' : 15577-4237
SKF1403

70' : 15567-4219
BIL 5

72' : 15505-4156
RST3927

72' : 15456-4250
I 1275

73' : 15457-4330
TSN 174

77' : 15538-4419
DON1115AB

82' : 15504-4425
HJ 4808

82' : 15567-4409
TDS9700

84' : 15492-4147
HDS2228

85' : 15495-4145
DAW 67

88' : 15469-4415
I 245



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

15520-4306 DON 765

 
 
15h 51m 57.54s -43° 05' 47.8" P.A. 216.00 sep 0.6 mag 11.60,13.20
 
 
Coord 2000 15520-4306 Discov num DON 765 Comp Coord arcsec 2000 15 51 57.54 -43 05 47.8
Date first 1932 Date last 2015 Obs 4
Pa first 212 Pa last 215.6 P.A. Now (θ) 215.6°
Sep first 0.6 Sep last 0.6 Sep. Now (ρ) 0.6"
Mag pri 11.60 Mag sec 13.20 delta mag (ΔM) 1.6 Spectral class
Pri motion ra -008 Sec motion ra
Pri motion dec -000 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Norma Gaia DR2 5995425254596057088
 
 
WDS 15520-4306 DON 765 : 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
15520-4306 DON 765 1947 3 210 0.4 10.70 12.30
15520-4306 DON 765 2015 4 216 0.6 11.60 13.20 155157.54-430547.8

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

 
 
WDS 15520-4306 DON 765 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15520-4306 DON 765 : MEASURES
 
 
No records found.

 
 
WDS 15520-4306 : VIRTUAL EYEPIECE
 
 

15520-4306 DON 765A mag 11.6 15520-4306 DON 765B sep 0.6 P.A. 207.60 mag 13.2 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15520-4306 : ALADIN DSS IMAGE @ 15h 51m 57.54s -43° 05' 47.8"
 
 
 
 
WDS 15520-4306 DON 765 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15520-4306 DON 765 distance=0' 15538-4311 SKF1402 distance=21' 15515-4331 SKF1401 distance=26' 15554-4320 B 1309 distance=41' 15511-4224 HJ 4811 distance=43' 15530-4349 KPP 354 distance=45' 15484-4237 JNN 210AB distance=49' 15484-4237 JNN 210AC distance=49' 15484-4237 JNN 210AD distance=49' 15564-4310 TDS9698 distance=49' 15508-4354 I 1582AB distance=50' 15508-4354 I 1582AC distance=50' 15535-4216 CVN 54AB distance=53' 15535-4216 CVN 54AC distance=53' 15535-4216 CVN 54AD distance=53' 15535-4216 CVN 54AE distance=53' 15535-4216 CVN 54AF distance=53' 15567-4242 ELP 35AB distance=58' 15567-4242 ELP 35AC distance=58' 15467-4314 I 1276 distance=58' 15474-4235 HJ 4802 distance=60' 15562-4342 I 1583 distance=60' 15568-4232 TSN 62 distance=64' 15574-4240 GHE 39 distance=66' 15577-4237 SKF1403 distance=69' 15567-4219 BIL 5 distance=70' 15505-4156 RST3927 distance=72' 15456-4250 I 1275 distance=72' 15457-4330 TSN 174 distance=73' 15538-4419 DON1115AB distance=77' 15538-4419 DON1115BC distance=77' 15504-4425 HJ 4808 distance=82' 15567-4409 TDS9700 distance=82' 15492-4147 HDS2228 distance=84' 15495-4145 DAW 67 distance=85' 15469-4415 I 245 distance=88' 15444-4227 DON 754 distance=92' 15523-4438 CPO9204AB distance=92' 15523-4438 CPO9204AC distance=92' 15554-4432 KOU 43AB distance=94' 15554-4432 KOU 43AC distance=94' 15445-4357 DON 755 distance=96' 15435-4244 TDS9601 distance=97' 15566-4429 I 551 distance=97' 15565-4141 RST1866AB distance=99' 15449-4409 TDS9610 distance=100' 15581-4152 BRR 14 distance=101' 16004-4349 HJ 4823 distance=102' 15489-4442 CPO9203 distance=102' 15568-4133 KPP 790 distance=107' 15459-4434 DON 757 distance=110' 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 15520-4306 DON 765 216 0.6
Show 15538-4311 SKF1402 257 10.8 21
Show 15515-4331 SKF1401 293 285.5 26
Show 15554-4320 B 1309 338 0.1 41
Show 15511-4224 HJ 4811 62 8.7 43
Show 15530-4349 KPP 354 99 3.9 45
Show 15484-4237 JNN 210 AB 159 3.4 49
Show 15484-4237 JNN 210 AC 267 1.8 49
Show 15484-4237 JNN 210 AD 70 4.3 49
Show 15564-4310 TDS9698 95 0.6 49
Show 15508-4354 I 1582 AB 340 0.4 50
Show 15508-4354 I 1582 AC 337 11.8 50
Show 15535-4216 CVN 54 AB 59 4.8 53
Show 15535-4216 CVN 54 AC 196 5.2 53
Show 15535-4216 CVN 54 AD 248 5.9 53
Show 15535-4216 CVN 54 AE 55 7.7 53
Show 15535-4216 CVN 54 AF 128 9.1 53
Show 15567-4242 ELP 35 AB 163 0.1 58
Show 15567-4242 ELP 35 AC 20 6.1 58
Show 15467-4314 I 1276 324 0.2 58
Show 15474-4235 HJ 4802 283 5.0 60
Show 15562-4342 I 1583 11 1.6 60
Show 15568-4232 TSN 62 28 240.0 64
Show 15574-4240 GHE 39 193 13.3 66
Show 15577-4237 SKF1403 110 43.0 69
Show 15567-4219 BIL 5 116 0.1 70
Show 15505-4156 RST3927 44 0.3 72
Show 15456-4250 I 1275 184 0.9 72
Show 15457-4330 TSN 174 335 0.2 73
Show 15538-4419 DON1115 AB 180 4.8 77
Show 15538-4419 DON1115 BC 163 2.1 77
Show 15504-4425 HJ 4808 58 8.8 82
Show 15567-4409 TDS9700 192 1.6 82
Show 15492-4147 HDS2228 312 0.3 84
Show 15495-4145 DAW 67 168 2.1 85
Show 15469-4415 I 245 332 0.8 88
Show 15444-4227 DON 754 250 2.3 92
Show 15523-4438 CPO9204 AB 45 4.9 92
Show 15523-4438 CPO9204 AC 337 5.5 92
Show 15554-4432 KOU 43 AB 347 6.8 94
Show 15554-4432 KOU 43 AC 350 6.4 94
Show 15445-4357 DON 755 288 0.6 96
Show 15435-4244 TDS9601 97 0.7 97
Show 15566-4429 I 551 260 4.4 97
Show 15565-4141 RST1866 AB 50 3.0 99
Show 15449-4409 TDS9610 154 0.5 100
Show 15581-4152 BRR 14 289 0.6 101
Show 16004-4349 HJ 4823 230 32.8 102
Show 15489-4442 CPO9203 225 3.8 102
Show 15568-4133 KPP 790 100 6.8 107
Show 15459-4434 DON 757 190 3.2 110

 
 
WDS 15520-4306 : COMPONENTS
 
 
  A
B pa=207.6°
sep=0.55"
 
 
15520-4306 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 155157.54-430547.8 Mag 11.6 PmRA -8.00
PmDE 0.0
CCDM
Ccdm 15520-4306 RComp Comp A Note1
Note2 Discov num DRAs -2.48 DDEs 12.0
R dRAs 66 Year Theta Rho
Obs 2 Vmag 10.7 Sp PmNote
PmRA PmDE Dm number -4210843 Cat1 CD
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15451S4248A
HIC
 
 
15520-4306 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 155157.52-430548.3 Mag 13.2 Calc delta mag 1.6
Calc coord yes
CCDM
Ccdm 15520-4306 RComp Comp B Note1
Note2 Discov num DON 765 DRAs DDEs
R dRAs Year 1932 Theta 211 Rho 0.5
Obs 2 Vmag 12.3 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 15451S4248B
HIC