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Doubles in session


Current system
15538-4419
DON 1115 AB
HD 142000


Nearby doubles
21' : 15554-4432
KOU 43AB

25' : 15523-4438
CPO9204AB

31' : 15566-4429
I 551

32' : 15530-4349
KPP 354

33' : 15567-4409
TDS9700

38' : 15504-4425
HJ 4808

41' : 15508-4354
I 1582AB

45' : 15562-4342
I 1583

55' : 15515-4331
SKF1401

58' : 15489-4442
CPO9203

62' : 15554-4320
B 1309

69' : 15538-4311
SKF1402

75' : 15469-4415
I 245

75' : 15564-4310
TDS9698

77' : 15520-4306
DON 765

77' : 16004-4349
HJ 4823

85' : 16016-4409
RSS 393

87' : 15459-4434
DON 757

88' : 15483-4524
WFC 169

97' : 15449-4409
TDS9610

101' : 15457-4330
TSN 174

101' : 15467-4314
I 1276

102' : 15567-4242
ELP 35AB

103' : 15551-4601
HJ 4817AB

104' : 15445-4357
DON 755

104' : 15551-4602
HJ 4818



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

15538-4419 DON 1115 AB (HD 142000)

 
 
15h 53m 51.26s -44° 19' 07.0" P.A. 180.00 sep 4.8 mag 10.19,12.40 Sp A0
 
 
Coord 2000 15538-4419 Discov num DON1115 Comp AB Coord arcsec 2000 15 53 51.26 -44 19 07.0
Date first 1930 Date last 2015 Obs 4
Pa first 185 Pa last 179.8 P.A. Now (θ) 179.8°
Sep first 5.0 Sep last 4.791 Sep. Now (ρ) 4.791"
Mag pri 10.19 Mag sec 12.40 delta mag (ΔM) 2.21 Spectral class A0 (white)
Pri motion ra -006 Sec motion ra -003
Pri motion dec +013 Sec motion dec -127
Notes
rPM=1.102
This double is not physical.
 
 
15538-4419 SYSTEM COMPONENTS
 
 
Show name SAO coord wds_name last obs pa sep mag1 mag2 d_mag orb current
Show HD 142000 15 53 51 -44 19 07 DON 1115 AB 2015 4 180 4.8 10.19 12.40 2.21 <===
Show 15 53 51 -44 19 12 DON 1115 BC 2016 3 163 2.1 12.40 14.70 2.30
Triple system
3 estimated visually detectable stars in this system
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 142000 Constellation Norma Tycho2 7850-00965-1 Gaia DR2 5988574781771217280
HD 142000
 
 
WDS 15538-4419 DON 1115 AB (HD 142000) : 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
15538-4419 DON1115 AB 1999 2 180 5.0 10.19 13.60 A0 D 155351.26-441907.0
15538-4419 DON1115 AB 2015 4 180 4.8 10.19 12.40 A0 155351.26-441907.0

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

 
 
WDS 15538-4419 DON 1115 AB (HD 142000) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 15538-4419 DON 1115 AB (HD 142000) : MEASURES
 
 
No records found.

 
 
WDS 15538-4419 (HD 142000) : VIRTUAL EYEPIECE
 
 

15538-4419 DON1115A mag 10.19 Sp A0 15538-4419 DON1115B sep 5.1 P.A. 180.00 mag 12.4 15538-4419 DON1115C sep 7.1 P.A. 176.50 mag 14.7 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 15538-4419 (HD 142000) : ALADIN DSS IMAGE @ 15h 53m 51.26s -44° 19' 07.0"
 
 
 
 
WDS 15538-4419 DON 1115 AB (HD 142000) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

15538-4419 DON1115AB distance=0' 15538-4419 DON1115BC distance=1' 15554-4432 KOU 43AB distance=21' 15554-4432 KOU 43AC distance=21' 15523-4438 CPO9204AB distance=25' 15523-4438 CPO9204AC distance=25' 15566-4429 I 551 distance=31' 15530-4349 KPP 354 distance=32' 15567-4409 TDS9700 distance=33' 15504-4425 HJ 4808 distance=38' 15508-4354 I 1582AB distance=41' 15508-4354 I 1582AC distance=41' 15562-4342 I 1583 distance=45' 15515-4331 SKF1401 distance=55' 15489-4442 CPO9203 distance=58' 15554-4320 B 1309 distance=62' 15538-4311 SKF1402 distance=69' 15469-4415 I 245 distance=75' 15564-4310 TDS9698 distance=75' 15503-4524 I 548A,BC distance=76' 15503-4524 DON 764BC distance=76' 15520-4306 DON 765 distance=77' 16004-4349 HJ 4823 distance=77' 16016-4409 RSS 393 distance=85' 15459-4434 DON 757 distance=87' 15483-4524 WFC 169 distance=88' 15449-4409 TDS9610 distance=97' 15457-4330 TSN 174 distance=101' 15467-4314 I 1276 distance=101' 15567-4242 ELP 35AB distance=102' 15567-4242 ELP 35AC distance=102' 15551-4601 HJ 4817BC distance=103' 15551-4601 HJ 4817BD distance=103' 15551-4601 HJ 4817AB distance=103' 15445-4357 DON 755 distance=104' 15551-4602 HJ 4818 distance=104' 15574-4240 GHE 39 distance=107' 16038-4356 DON 774 distance=110' 15577-4237 SKF1403 distance=110' 16042-4424 HJ 4827 distance=111' 15568-4232 TSN 62 distance=113' 15432-4443 I 403 distance=117' 15484-4237 JNN 210AB distance=118' 15484-4237 JNN 210AC distance=118' 15484-4237 JNN 210AD distance=118' 15511-4224 HJ 4811 distance=119' 15516-4616 TDS9664 distance=120' 15535-4216 CVN 54AB distance=124' 15535-4216 CVN 54AC distance=124' 15535-4216 CVN 54AD distance=124' 15535-4216 CVN 54AE distance=124' 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 15538-4419 DON1115 AB 180 4.8
Show 15538-4419 DON1115 BC 163 2.1 1
Show 15554-4432 KOU 43 AB 347 6.8 21
Show 15554-4432 KOU 43 AC 350 6.4 21
Show 15523-4438 CPO9204 AB 45 4.9 25
Show 15523-4438 CPO9204 AC 337 5.5 25
Show 15566-4429 I 551 260 4.4 31
Show 15530-4349 KPP 354 99 3.9 32
Show 15567-4409 TDS9700 192 1.6 33
Show 15504-4425 HJ 4808 58 8.8 38
Show 15508-4354 I 1582 AB 340 0.4 41
Show 15508-4354 I 1582 AC 337 11.8 41
Show 15562-4342 I 1583 11 1.6 45
Show 15515-4331 SKF1401 293 285.5 55
Show 15489-4442 CPO9203 225 3.8 58
Show 15554-4320 B 1309 338 0.1 62
Show 15538-4311 SKF1402 257 10.8 69
Show 15469-4415 I 245 332 0.8 75
Show 15564-4310 TDS9698 95 0.6 75
Show 15503-4524 I 548 A,BC 193 2.9 76
Show 15503-4524 DON 764 BC 259 0.7 76
Show 15520-4306 DON 765 216 0.6 77
Show 16004-4349 HJ 4823 230 32.8 77
Show 16016-4409 RSS 393 209 18.9 85
Show 15459-4434 DON 757 190 3.2 87
Show 15483-4524 WFC 169 222 6.5 88
Show 15449-4409 TDS9610 154 0.5 97
Show 15457-4330 TSN 174 335 0.2 101
Show 15467-4314 I 1276 324 0.2 101
Show 15567-4242 ELP 35 AB 163 0.1 102
Show 15567-4242 ELP 35 AC 20 6.1 102
Show 15551-4601 HJ 4817 BC 323 10.1 103
Show 15551-4601 HJ 4817 BD 274 11.1 103
Show 15551-4601 HJ 4817 AB 293 13.1 103
Show 15445-4357 DON 755 288 0.6 104
Show 15551-4602 HJ 4818 294 12.4 104
Show 15574-4240 GHE 39 193 13.3 107
Show 16038-4356 DON 774 117 0.3 110
Show 15577-4237 SKF1403 110 43.0 110
Show 16042-4424 HJ 4827 166 17.2 111
Show 15568-4232 TSN 62 28 240.0 113
Show 15432-4443 I 403 256 0.4 117
Show 15484-4237 JNN 210 AB 159 3.4 118
Show 15484-4237 JNN 210 AC 267 1.8 118
Show 15484-4237 JNN 210 AD 70 4.3 118
Show 15511-4224 HJ 4811 62 8.7 119
Show 15516-4616 TDS9664 103 0.8 120
Show 15535-4216 CVN 54 AB 59 4.8 124
Show 15535-4216 CVN 54 AC 196 5.2 124
Show 15535-4216 CVN 54 AD 248 5.9 124
Show 15535-4216 CVN 54 AE 55 7.7 124

 
 
WDS 15538-4419 : COMPONENTS
 
 
  A B
B pa=180.0°
sep=5.10"
 
C pa=176.5°
sep=7.11"
pa=167.9°
sep=2.04"
 
 
15538-4419 A
 
 
Name HD 142000 Coord arcsec 2000 155351.26-441907.0 Mag 10.19 Spectral class A0 (white)
PmRA -6.00 PmDE 13.0 Tycho2 7850-00965-1 HD 142000
Tycho2
Tycho2 7850-00965-1 Pflag RAmdeg 238.46361240 DEmdeg -44.31862201
PmRA -10.6 PmDE -5.9 E RAmdeg 18 E DEmdeg 21
E pmRA 1.3 E pmDE 1.3 EpRAm 1985.94 EpDEm 1983.72
Num 4 Q RAmdeg 0.6 Q DEmdeg 0.6 Q pmRA 0.6
Q pmDE 0.6 BTmag 10.371 E BTmag 0.032 VTmag 10.187
E VTmag 0.039 Prox 999 TYC T HIP
CCDM RAdeg 238.46364639 DEdeg -44.31860861 EpRA 1990 1.66
EpDE 1990 1.42 E RAdeg 19.5 E DEdeg 24.2 Posflg
Corr 0.0
 
 
15538-4419 B
 
 
Coord arcsec 2000 155351.26-441912.1 Coord calc 155351.26-441912.1 Mag 12.4 PmRA -6.00
PmDE -127.0 Calc delta mag 2.21
 
 
15538-4419 C
 
 
Coord arcsec 2000 155351.30-441914.1 Mag 14.7 Calc delta mag 4.51 Calc coord yes