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Current system
18446+2727
TVB 8


Nearby doubles
7' : 18441+2728
RAO 397

9' : 18443+2720
TDS 941

18' : 18460+2720
HJ 1343

19' : 18459+2719
PHL9001

21' : 18461+2734
SLE 366

23' : 18435+2743
STF2374AB

24' : 18448+2704
TDT1029

35' : 18422+2739
STF2371

35' : 18456+2759
TDT1037

39' : 18475+2724
BRT 35

40' : 18421+2707
SLE 363AB

43' : 18421+2753
TDT1009

51' : 18455+2815
STF2381

52' : 18446+2819
SLE 365

55' : 18464+2815
TDT1047

56' : 18429+2636
KPP1310

57' : 18408+2703
SLE 362

63' : 18411+2808
SLE 104

65' : 18441+2623
HDS2653

69' : 18473+2825
HJ 1347AB

69' : 18414+2820
TDT 999

71' : 18393+2731
TDT 976

73' : 18398+2800
COU 640AB

75' : 18406+2636
COU 641

80' : 18412+2622
COU 642

81' : 18499+2806
OSO 104AB



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Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

18446+2727 TVB 8

 
 
18h 44m 37.62s +27° 26' 45.3" P.A. 334.00 sep 10.7 mag 11.70,12.90
 
 
Coord 2000 18446+2727 Discov num TVB   8 Comp Coord arcsec 2000 18 44 37.62 +27 26 45.3
Date first 1898 Date last 2016 Obs 11
Pa first 337 Pa last 334 P.A. Now (θ) 334°
Sep first 10.8 Sep last 10.7 Sep. Now (ρ) 10.7"
Mag pri 11.70 Mag sec 12.90 delta mag (ΔM) 1.2 Spectral class
Pri motion ra +001 Sec motion ra +003
Pri motion dec -012 Sec motion dec -005
Notes
rPM=0.605
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Tycho2 2116-01321-1 Gaia DR2 4539071148095578624
 
 
WDS 18446+2727 TVB 8 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
TVB2014 V w Bryant, T.V. 2014JDSO...10..105B
TVB2014 JDSO 10, 105, 2014
TVB2014b - Bryant, T.V. 2014JDSO...10..199B
TVB2014b JDSO 10, 199, 2014
TVB2015 - Bryant, T.V. 2015JDSO...11...76B
TVB2015 JDSO 11, 76, 2015
TVB2015b - Bryant, T.V. 2015JDSO...11..164B
TVB2015b JDSO 11, 164, 2015
TVB2017a - Bryant, T.V. 2017JDSO...13....2B
TVB2017a JDSO 13, 2, 2017
TVB2017b - Bryant, T.V. 2017JDSO...13..200B
TVB2017b JDSO 13, 200, 2017
TVB2018a - Bryant, T.V. 2018JDSO...14..705B
TVB2018a JDSO 14, 705, 2018
TVB2019a Hg - Bryant, T.V. 2019JDSO...15...89B
TVB2019a JDSO 15, 89, 2019
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18446+2727 TVB 8 2016 1 334 10.7 11.70 12.90 184437.62+272645.3

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

 
 
WDS 18446+2727 TVB 8 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18446+2727 TVB 8 : MEASURES
 
 
No records found.

 
 
WDS 18446+2727 : VIRTUAL EYEPIECE
 
 

18446+2727 TVB 8A mag 11.7 18446+2727 TVB 8B sep 10.5 P.A. 336.60 mag 12.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18446+2727 : ALADIN DSS IMAGE @ 18h 44m 37.62s +27° 26' 45.3"
 
 
 
 
WDS 18446+2727 TVB 8 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18446+2727 TVB 8 distance=0' 18441+2728 RAO 397 distance=7' 18443+2720 TDS 941 distance=9' 18460+2720 HJ 1343 distance=18' 18459+2719 PHL9001 distance=19' 18461+2734 SLE 366 distance=21' 18435+2743 STF2374AB distance=23' 18435+2743 STF2374AC distance=23' 18448+2704 TDT1029 distance=24' 18422+2739 STF2371 distance=35' 18456+2759 TDT1037 distance=35' 18475+2724 BRT 35 distance=39' 18421+2707 SLE 363AB distance=40' 18421+2707 SLE 363AC distance=40' 18421+2753 TDT1009 distance=43' 18455+2815 STF2381 distance=51' 18446+2819 SLE 365 distance=52' 18464+2815 TDT1047 distance=55' 18429+2636 KPP1310 distance=56' 18408+2703 SLE 362 distance=57' 18411+2808 SLE 104 distance=63' 18441+2623 HDS2653 distance=65' 18473+2825 HJ 1347AB distance=69' 18473+2825 HJ 1347AC distance=69' 18414+2820 TDT 999 distance=69' 18393+2731 TDT 976 distance=71' 18398+2800 SLE 97AC distance=73' 18398+2800 COU 640AB distance=73' 18406+2636 COU 641 distance=75' 18412+2622 COU 642 distance=80' 18499+2806 OSO 104AB distance=81' 18499+2806 OSO 104AD distance=81' 18499+2806 OSO 104AE distance=81' 18499+2806 OSO 104AF distance=81' 18499+2806 OSO 104AG distance=81' 18386+2706 HJ 1333 distance=83' 18413+2844 MMA 16 distance=89' 18422+2851 LDS4795 distance=91' 18491+2834 J 1208 distance=92' 18499+2626 STF2406 distance=94' 18380+2653 TDT 964 distance=95' 18404+2845 MLB 466AB distance=97' 18404+2845 SLE 96AD distance=97' 18404+2845 SLE 96AE distance=97' 18404+2845 MLB 466AC distance=97' 18388+2823 SLE 103 distance=97' 18421+2857 HDS2648 distance=97' 18404+2845 MLB 466BC distance=98' 18383+2818 SLE 361 distance=99' 18518+2703 KPP 829 distance=100' 18488+2603 TDT1066 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 18446+2727 TVB 8 334 10.7
Show 18441+2728 RAO 397 326 3.5 7
Show 18443+2720 TDS 941 92 0.8 9
Show 18460+2720 HJ 1343 118 7.9 18
Show 18459+2719 PHL9001 129 14.1 19
Show 18461+2734 SLE 366 337 10.0 21
Show 18435+2743 STF2374 AB 40 13.4 23
Show 18435+2743 STF2374 AC 358 150.6 23
Show 18448+2704 TDT1029 107 0.5 24
Show 18422+2739 STF2371 56 10.0 35
Show 18456+2759 TDT1037 98 0.5 35
Show 18475+2724 BRT 35 50 5.1 39
Show 18421+2707 SLE 363 AB 109 10.6 40
Show 18421+2707 SLE 363 AC 92 17.3 40
Show 18421+2753 TDT1009 264 0.5 43
Show 18455+2815 STF2381 122 8.9 51
Show 18446+2819 SLE 365 261 8.1 52
Show 18464+2815 TDT1047 228 0.6 55
Show 18429+2636 KPP1310 46 10.0 56
Show 18408+2703 SLE 362 99 8.0 57
Show 18411+2808 SLE 104 198 9.8 63
Show 18441+2623 HDS2653 284 4.9 65
Show 18473+2825 HJ 1347 AB 274 18.5 69
Show 18473+2825 HJ 1347 AC 165 75.6 69
Show 18414+2820 TDT 999 147 1.8 69
Show 18393+2731 TDT 976 80 0.9 71
Show 18398+2800 SLE 97 AC 60 10.1 73
Show 18398+2800 COU 640 AB 90 0.4 73
Show 18406+2636 COU 641 56 0.6 75
Show 18412+2622 COU 642 320 2.3 80
Show 18499+2806 OSO 104 AB 112 5.0 81
Show 18499+2806 OSO 104 AD 27 12.7 81
Show 18499+2806 OSO 104 AE 252 15.1 81
Show 18499+2806 OSO 104 AF 46 23.6 81
Show 18499+2806 OSO 104 AG 135 22.1 81
Show 18386+2706 HJ 1333 226 2.9 83
Show 18413+2844 MMA 16 8 12.4 89
Show 18422+2851 LDS4795 163 132.8 91
Show 18491+2834 J 1208 334 4.7 92
Show 18499+2626 STF2406 4 4.6 94
Show 18380+2653 TDT 964 206 0.8 95
Show 18404+2845 MLB 466 AB 351 42.6 97
Show 18404+2845 SLE 96 AD 53 35.5 97
Show 18404+2845 SLE 96 AE 280 67.2 97
Show 18404+2845 MLB 466 AC 346 45.0 97
Show 18388+2823 SLE 103 13 8.4 97
Show 18421+2857 HDS2648 194 0.3 97
Show 18404+2845 MLB 466 BC 289 4.6 98
Show 18383+2818 SLE 361 8 19.9 99
Show 18518+2703 KPP 829 52 7.1 100
Show 18488+2603 TDT1066 106 0.6 101

 
 
WDS 18446+2727 : COMPONENTS
 
 
  A
B pa=336.6°
sep=10.48"
 
 
18446+2727 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184437.62+272645.3 Mag 11.7 PmRA 1.00
PmDE -12.0 Tycho2 2116-01321-1
Tycho2
Tycho2 2116-01321-1 Pflag RAmdeg 281.15672154 DEmdeg 27.44601643
PmRA 1.7 PmDE -7.7 E RAmdeg 61 E DEmdeg 59
E pmRA 1.8 E pmDE 1.7 EpRAm 1976.39 EpDEm 1977.09
Num 5 Q RAmdeg 0.8 Q DEmdeg 1.4 Q pmRA 0.7
Q pmDE 1.4 BTmag 12.182 E BTmag 0.130 VTmag 11.682
E VTmag 0.123 Prox 112 TYC HIP
CCDM RAdeg 281.15671750 DEdeg 27.44603472 EpRA 1990 1.60
EpDE 1990 1.67 E RAdeg 67.3 E DEdeg 64.3 Posflg
Corr -0.2
 
 
18446+2727 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184437.31+272654.9 Mag 12.9 PmRA 3.00
PmDE -5.0 Tycho2 2116-01208-1 Calc delta mag 1.2 Calc coord yes
Tycho2
Tycho2 2116-01208-1 Pflag RAmdeg 281.15490867 DEmdeg 27.44870069
PmRA -13.8 PmDE -9.8 E RAmdeg 132 E DEmdeg 125
E pmRA 4.0 E pmDE 3.8 EpRAm 1977.77 EpDEm 1978.46
Num 2 Q RAmdeg Q DEmdeg Q pmRA
Q pmDE BTmag 13.323 E BTmag 0.327 VTmag 12.905
E VTmag 0.275 Prox 112 TYC HIP
CCDM RAdeg 281.15494500 DEdeg 27.44872333 EpRA 1990 1.61
EpDE 1990 1.66 E RAdeg 143.0 E DEdeg 135.3 Posflg
Corr -0.2