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Current system
19240+1507
J 2964
HD 231305


Nearby doubles
21' : 19244+1447
CVR 214

23' : 19224+1459
J 822

38' : 19260+1529
TDT1455

39' : 19226+1433
TDT1408

40' : 19259+1529
J 2967

41' : 19260+1533
A 1647AB

41' : 19258+1437
STF2518AB

41' : 19263+1529
CVR 215

52' : 19205+1519
BPM1023

53' : 19259+1551
J 823

55' : 19218+1422
STF2506

58' : 19200+1510
BPM1021

62' : 19278+1533
TDS 995

63' : 19282+1507
TDT1476

63' : 19207+1425
STTA180

64' : 19200+1439
BPM1022

64' : 19262+1412
GWP2851

64' : 19203+1430
VKI 33

67' : 19225+1610
BPM1025

67' : 19200+1431
J 2171

67' : 19245+1613
TDT1434

67' : 19194+1514
BPM1020

68' : 19196+1535
J 1175

70' : 19192+1519
BPM1019

71' : 19288+1511
ITF 195

73' : 19287+1442
HEI 271



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

19240+1507 J 2964 (HD 231305)

 
 
19h 23m 56.47s +15° 06' 44.1" P.A. 293.00 sep 1.2 mag 10.17,10.47 Sp F8
 
 
Coord 2000 19240+1507 Discov num J  2964 Comp Coord arcsec 2000 19 23 56.47 +15 06 44.1
Date first 1936 Date last 2016 Obs 12
Pa first 296 Pa last 292.7 P.A. Now (θ) 292.7°
Sep first 1.2 Sep last 1.237 Sep. Now (ρ) 1.237"
Mag pri 10.17 Mag sec 10.47 delta mag (ΔM) 0.3 Spectral class F8 (yellow-white)
Pri motion ra -007 Sec motion ra -007
Pri motion dec -031 Sec motion dec -031
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 231305 Constellation Aquila Tycho2 1600-02372-1 Gaia DR2 4320019913265025920
HD 231305
 
 
WDS 19240+1507 J 2964 (HD 231305) : NOTES
 
 
discov_num notes refcode
J 2964 J 3342.
Pair seen by Jonckheere sometimes confused with J 822, found at -1.6m
and -7'. Did not see third companion noted by Jonckheere, which was
apparently a diffuse star -0.5m from BD+14 3902. Cou1961a
 
 
REFERENCES
 
 
refcode metd author reference
Cou1961a Ma - Couteau, P. 1961JO.....44...41C
Cou1961a +Mc J. Obs. 44, 41, 1961
 
 
DISCOVERER
 
 
idgroup discov author
1 J Jonckheere, R.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
19240+1507 J 2964 2001 8 294 1.2 10.17 10.47 N 192356.47+150644.1
19240+1507 J 2964 2015 9 293 1.3 10.17 10.47 F8 N 192356.47+150644.1
19240+1507 J 2964 2016 10 293 1.2 10.17 10.47 F8 N 192356.47+150644.1

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

 
 
WDS 19240+1507 J 2964 (HD 231305) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 19240+1507 J 2964 (HD 231305) : MEASURES
 
 
No records found.

 
 
WDS 19240+1507 (HD 231305) : VIRTUAL EYEPIECE
 
 

19240+1507 J 2964A mag 10.17 Sp F8 19240+1507 J 2964B sep 1.2 P.A. 293.40 mag 10.47 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 19240+1507 (HD 231305) : ALADIN DSS IMAGE @ 19h 23m 56.47s +15° 06' 44.1"
 
 
 
 
WDS 19240+1507 J 2964 (HD 231305) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

19240+1507 J 2964 distance=0' 19244+1447 CVR 214 distance=21' 19224+1459 J 822 distance=23' 19260+1529 TDT1455 distance=38' 19226+1433 TDT1408 distance=39' 19259+1529 J 2967 distance=40' 19260+1533 A 1647AB distance=41' 19260+1533 A 1647AC distance=41' 19260+1533 A 1647AD distance=41' 19258+1437 STF2518AB distance=41' 19263+1529 CVR 215 distance=41' 19205+1519 BPM1023 distance=52' 19259+1551 J 823 distance=53' 19218+1422 STF2506 distance=55' 19200+1510 BPM1021 distance=58' 19278+1533 TDS 995 distance=62' 19282+1507 TDT1476 distance=63' 19207+1425 STTA180 distance=63' 19200+1439 BPM1022 distance=64' 19262+1412 GWP2851 distance=64' 19203+1430 VKI 33 distance=64' 19225+1610 BPM1025 distance=67' 19200+1431 J 2171 distance=67' 19245+1613 TDT1434 distance=67' 19194+1514 BPM1020 distance=67' 19196+1535 J 1175 distance=68' 19192+1519 BPM1019 distance=70' 19288+1511 ITF 195 distance=71' 19287+1442 HEI 271 distance=73' 19189+1507 BPM1017 distance=73' 19290+1515 A 1651 distance=74' 19270+1606 A 1648 distance=75' 19284+1544 TDT1481 distance=75' 19192+1540 A 1646 distance=77' 19255+1353 J 1846 distance=78' 19256+1349 J 1306 distance=82' 19226+1626 GWP2847 distance=82' 19251+1346 J 1305 distance=83' 19183+1450 BPM1016 distance=84' 19274+1359 AG 379 distance=84' 19180+1459 BPM1014 distance=86' 19282+1400 AG 381 distance=92' 19272+1626 HDS2765 distance=93' 19177+1531 BPM1013 distance=94' 19281+1619 J 771AB distance=96' 19281+1619 J 771AC distance=96' 19284+1617 A 1650 distance=96' 19222+1640 HO 105 distance=97' 19298+1420 J 2177 distance=97' 19268+1638 BPM1028 distance=101' 19301+1420 TDT1504 distance=101' 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 19240+1507 J 2964 293 1.2
Show 19244+1447 CVR 214 226 83.4 21
Show 19224+1459 J 822 350 3.1 23
Show 19260+1529 TDT1455 323 3.0 38
Show 19226+1433 TDT1408 312 0.5 39
Show 19259+1529 J 2967 200 6.2 40
Show 19260+1533 A 1647 AB 36 1.3 41
Show 19260+1533 A 1647 AC 81 10.3 41
Show 19260+1533 A 1647 AD 146 11.5 41
Show 19258+1437 STF2518 AB 352 5.5 41
Show 19263+1529 CVR 215 253 80.1 41
Show 19205+1519 BPM1023 334 57.9 52
Show 19259+1551 J 823 72 2.8 53
Show 19218+1422 STF2506 349 17.7 55
Show 19200+1510 BPM1021 157 77.0 58
Show 19278+1533 TDS 995 262 0.9 62
Show 19282+1507 TDT1476 331 0.7 63
Show 19207+1425 STTA180 266 79.7 63
Show 19200+1439 BPM1022 149 116.6 64
Show 19262+1412 GWP2851 296 86.3 64
Show 19203+1430 VKI 33 148 5.6 64
Show 19225+1610 BPM1025 278 89.6 67
Show 19200+1431 J 2171 325 3.6 67
Show 19245+1613 TDT1434 108 0.5 67
Show 19194+1514 BPM1020 169 115.0 67
Show 19196+1535 J 1175 114 5.1 68
Show 19192+1519 BPM1019 59 112.0 70
Show 19288+1511 ITF 195 182 5.7 71
Show 19287+1442 HEI 271 222 1.4 73
Show 19189+1507 BPM1017 73 97.3 73
Show 19290+1515 A 1651 253 0.2 74
Show 19270+1606 A 1648 182 0.9 75
Show 19284+1544 TDT1481 90 2.8 75
Show 19192+1540 A 1646 205 4.5 77
Show 19255+1353 J 1846 256 6.9 78
Show 19256+1349 J 1306 112 2.2 82
Show 19226+1626 GWP2847 64 8.6 82
Show 19251+1346 J 1305 161 1.6 83
Show 19183+1450 BPM1016 350 119.4 84
Show 19274+1359 AG 379 83 13.2 84
Show 19180+1459 BPM1014 40 98.5 86
Show 19282+1400 AG 381 150 22.3 92
Show 19272+1626 HDS2765 177 0.4 93
Show 19177+1531 BPM1013 60 15.1 94
Show 19281+1619 J 771 AB 92 3.6 96
Show 19281+1619 J 771 AC 273 9.2 96
Show 19284+1617 A 1650 46 0.2 96
Show 19222+1640 HO 105 189 2.8 97
Show 19298+1420 J 2177 45 5.5 97
Show 19268+1638 BPM1028 331 116.6 101
Show 19301+1420 TDT1504 209 2.3 101

 
 
WDS 19240+1507 : COMPONENTS
 
 
  A
B pa=293.4°
sep=1.20"
 
 
19240+1507 A
 
 
Componente originario normalizzato AB Name HD 231305 Coord arcsec 2000 192356.47+150644.1 Mag 10.17
Spectral class F8 (yellow-white) PmRA -7.00 PmDE -31.0 Tycho2 1600-02372-1
HD 231305
Tycho2
Tycho2 1600-02372-1 Pflag P RAmdeg 290.98528336 DEmdeg 15.11224703
PmRA -7.0 PmDE -31.3 E RAmdeg 22 E DEmdeg 26
E pmRA 2.0 E pmDE 1.9 EpRAm 1990.22 EpDEm 1989.57
Num 3 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.3
Q pmDE 0.7 BTmag 10.767 E BTmag 0.042 VTmag 10.169
E VTmag 0.035 Prox 12 TYC T HIP
CCDM RAdeg 290.98543028 DEdeg 15.11225806 EpRA 1990 1.66
EpDE 1990 1.65 E RAdeg 22.4 E DEdeg 26.3 Posflg D
Corr 0.2
 
 
19240+1507 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 192356.39+150644.6 Mag 10.47 PmRA -7.00
PmDE -31.0 Tycho2 1600-02372-2 Calc delta mag 0.3 Calc coord yes
Tycho2
Tycho2 1600-02372-2 Pflag P RAmdeg 290.98528336 DEmdeg 15.11224703
PmRA -7.0 PmDE -31.3 E RAmdeg 22 E DEmdeg 26
E pmRA 2.0 E pmDE 1.9 EpRAm 1990.22 EpDEm 1989.57
Num 3 Q RAmdeg 0.3 Q DEmdeg 0.7 Q pmRA 0.3
Q pmDE 0.7 BTmag 10.990 E BTmag 0.051 VTmag 10.468
E VTmag 0.045 Prox 12 TYC T HIP
CCDM RAdeg 290.98511083 DEdeg 15.11240889 EpRA 1990 1.66
EpDE 1990 1.65 E RAdeg 27.4 E DEdeg 32.2 Posflg D
Corr 0.2