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Doubles in session


Current system
18379+3506
TRA 1


Nearby doubles
2' : 18379+3505
POP 16AB

8' : 18385+3503
COU1308

14' : 18390+3501
POP 17

16' : 18366+3505
COU1307

18' : 18370+3452
STF2352AB

23' : 18393+3517
HJ 1335

27' : 18360+3452
TDT 953

31' : 18357+3452
GII 48

41' : 18394+3430
SEI 568

44' : 18344+3503
POP 15

47' : 18416+3503
GRV 237

49' : 18380+3417
LDS4793

49' : 18380+3416
CRB 128

50' : 18420+3505
SEI 570

51' : 18403+3425
HDS2645AB

51' : 18352+3427
CHR 75

54' : 18345+3540
WSP 3AB

54' : 18335+3510
HO 86

57' : 18421+3445
STF2372AB

57' : 18416+3541
KPP4116

58' : 18384+3603
STF2362

58' : 18347+3548
HDS2635

59' : 18426+3459
UC 3650

66' : 18430+3445
SEI 572AB

67' : 18425+3432
POP 45

73' : 18434+3533
STF2378AB



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

18379+3506 TRA 1

 
 
18h 37m 53.41s +35° 05' 44.8" P.A. 164.00 sep 9.4 mag 8.47,11.90 Sp K0 dist. 251.26 pc (819.61 l.y.)
 
 
Coord 2000 18379+3506 Discov num TRA   1 Comp Coord arcsec 2000 18 37 53.41 +35 05 44.8
Date first 1995 Date last 2015 Obs 11
Pa first 165 Pa last 163.9 P.A. Now (θ) 163.9°
Sep first 9.5 Sep last 9.388 Sep. Now (ρ) 9.388"
Mag pri 8.47 Mag sec 11.90 delta mag (ΔM) 3.43 Spectral class K0 (yellow-orange)
Pri motion ra +001 Sec motion ra
Pri motion dec -017 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra HIP 91346 Tycho2 2645-00781-1 Gaia DR2 2094835560928551296
BD BD+34 3267 Distance 251.26 Distance ly 819.61
 
 
WDS 18379+3506 TRA 1 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Tra1999 - Trajkovska, V., Popovic, G.M., & Pavlovic, R. 1999SerAJ.159...53T
Tra1999 SerAJ 159, 53, 1999
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18379+3506 TRA 1 1998 3 164 9.5 8.47 11.90 D 183753.41+350544.8
18379+3506 TRA 1 2002 4 164 9.6 8.47 11.90 D 183753.41+350544.8
18379+3506 TRA 1 2011 5 163 9.4 8.47 11.90 D 183753.41+350544.8
18379+3506 TRA 1 2012 6 164 9.4 8.47 11.90 K0 183753.41+350544.8
18379+3506 TRA 1 2015 7 164 9.4 8.47 11.90 K0 183753.41+350544.8

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

 
 
WDS 18379+3506 TRA 1 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18379+3506 TRA 1 : MEASURES
 
 
No records found.

 
 
WDS 18379+3506 : VIRTUAL EYEPIECE
 
 

18379+3506 TRA 1A mag 8.47 Sp K0 18379+3506 TRA 1B sep 9.3 P.A. 166.70 mag 11.9 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18379+3506 : ALADIN DSS IMAGE @ 18h 37m 53.41s +35° 05' 44.8"
 
 
 
 
WDS 18379+3506 TRA 1 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18379+3506 TRA 1 distance=0' 18379+3505 POP 16AB distance=2' 18379+3505 POP 16AC distance=2' 18379+3505 DAM 688AD distance=2' 18385+3503 COU1308 distance=8' 18390+3501 POP 17 distance=14' 18366+3505 COU1307 distance=16' 18370+3452 STF2352AB distance=18' 18370+3452 STF2352AC distance=18' 18370+3452 WAL 93AD distance=18' 18393+3517 HJ 1335 distance=23' 18360+3452 TDT 953 distance=27' 18357+3452 GII 48 distance=31' 18394+3430 SEI 568 distance=41' 18344+3503 POP 15 distance=44' 18416+3503 GRV 237 distance=47' 18380+3417 LDS4793 distance=49' 18380+3416 CRB 128 distance=49' 18420+3505 SEI 570 distance=50' 18403+3425 HDS2645AB distance=51' 18403+3425 GII 270Aa,Ab distance=51' 18352+3427 CHR 75 distance=51' 18345+3540 WSP 3AB distance=54' 18345+3540 WSP 3AC distance=54' 18335+3510 HO 86 distance=54' 18421+3445 B 2546Aa,Ab distance=57' 18421+3445 STF2372AB distance=57' 18421+3445 BLL 34AC distance=57' 18421+3445 BLL 34BC distance=57' 18416+3541 KPP4116 distance=57' 18384+3603 STF2362 distance=58' 18347+3548 HDS2635 distance=58' 18426+3459 UC 3650 distance=59' 18430+3445 SEI 572AB distance=66' 18430+3445 BKO 52AC distance=66' 18430+3445 BKO 52BD distance=67' 18425+3432 POP 45 distance=67' 18434+3533 STF2378BC distance=73' 18434+3533 STF2378AB distance=73' 18434+3533 SLE 688AD distance=73' 18434+3533 STF2378AC distance=73' 18434+3533 FYM 48AE distance=73' 18434+3533 FYM 48AF distance=73' 18332+3420 TDT 935 distance=74' 18346+3608 HU 1293 distance=75' 18316+3513 UC 3601 distance=78' 18377+3346 TDT 963 distance=80' 18438+3433 SEI 573 distance=80' 18319+3538 COU1151AB distance=81' 18315+3530 LDS4790 distance=81' 18313+3447 POP 152 distance=84' 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 18379+3506 TRA 1 164 9.4
Show 18379+3505 POP 16 AB 310 9.2 2
Show 18379+3505 POP 16 AC 279 53.0 2
Show 18379+3505 DAM 688 AD 108 5.4 2
Show 18385+3503 COU1308 29 0.4 8
Show 18390+3501 POP 17 16 8.7 14
Show 18366+3505 COU1307 327 1.2 16
Show 18370+3452 STF2352 AB 287 15.9 18
Show 18370+3452 STF2352 AC 161 210.3 18
Show 18370+3452 WAL 93 AD 204 37.9 18
Show 18393+3517 HJ 1335 7 16.7 23
Show 18360+3452 TDT 953 136 0.4 27
Show 18357+3452 GII 48 313 0.3 31
Show 18394+3430 SEI 568 192 10.5 41
Show 18344+3503 POP 15 313 8.8 44
Show 18416+3503 GRV 237 176 57.8 47
Show 18380+3417 LDS4793 182 54.2 49
Show 18380+3416 CRB 128 148 11.7 49
Show 18420+3505 SEI 570 131 9.4 50
Show 18403+3425 HDS2645 AB 19 1.9 51
Show 18403+3425 GII 270 Aa,Ab 109 0.2 51
Show 18352+3427 CHR 75 267 0.2 51
Show 18345+3540 WSP 3 AB 87 1.2 54
Show 18345+3540 WSP 3 AC 246 18.3 54
Show 18335+3510 HO 86 200 0.3 54
Show 18421+3445 B 2546 Aa,Ab 24 0.1 57
Show 18421+3445 STF2372 AB 82 25.0 57
Show 18421+3445 BLL 34 AC 69 114.0 57
Show 18421+3445 BLL 34 BC 65 91.1 57
Show 18416+3541 KPP4116 252 1.7 57
Show 18384+3603 STF2362 187 4.4 58
Show 18347+3548 HDS2635 53 0.1 58
Show 18426+3459 UC 3650 159 22.3 59
Show 18430+3445 SEI 572 AB 53 22.3 66
Show 18430+3445 BKO 52 AC 147 18.7 66
Show 18430+3445 BKO 52 BD 82 7.5 67
Show 18425+3432 POP 45 275 6.8 67
Show 18434+3533 STF2378 BC 246 203.5 73
Show 18434+3533 STF2378 AB 190 11.5 73
Show 18434+3533 SLE 688 AD 16 109.8 73
Show 18434+3533 STF2378 AC 243 210.2 73
Show 18434+3533 FYM 48 AE 270 110.9 73
Show 18434+3533 FYM 48 AF 134 66.7 73
Show 18332+3420 TDT 935 175 0.9 74
Show 18346+3608 HU 1293 76 1.1 75
Show 18316+3513 UC 3601 131 40.5 78
Show 18377+3346 TDT 963 148 1.2 80
Show 18438+3433 SEI 573 298 20.9 80
Show 18319+3538 COU1151 AB 280 1.3 81
Show 18315+3530 LDS4790 283 315.1 81
Show 18313+3447 POP 152 311 2.8 84

 
 
WDS 18379+3506 : COMPONENTS
 
 
  A
B pa=166.7°
sep=9.27"
 
 
18379+3506 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 183753.41+350544.8 Mag 8.47 Spectral class K0 (yellow-orange)
PmRA 1.00 PmDE -17.0 HIP 91346 Tycho2 2645-00781-1
BD BD+34 3267
Tycho2
Tycho2 2645-00781-1 Pflag RAmdeg 279.47254520 DEmdeg 35.09576178
PmRA 1.4 PmDE -14.7 E RAmdeg 8 E DEmdeg 8
E pmRA 1.1 E pmDE 1.2 EpRAm 1990.46 EpDEm 1990.67
Num 13 Q RAmdeg 0.9 Q DEmdeg 2.4 Q pmRA 1.0
Q pmDE 2.4 BTmag 9.841 E BTmag 0.024 VTmag 8.471
E VTmag 0.013 Prox 999 TYC T HIP 91346
CCDM RAdeg 279.47254083 DEdeg 35.09579861 EpRA 1990 1.60
EpDE 1990 1.61 E RAdeg 7.9 E DEdeg 8.2 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 91346 Proxy RAhms 18 37 53.41
DEdms +35 05 44.9 Vmag 8.36 VarFlag R Vmag H
RAdeg 279.473 DEdeg 35.0958 AstroRef Plx 3.86
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual M HIP
Theta Rho HD BD BD+34 3267
CD CP Dm number +34 3267 VIred 1.12
SpType K0 R SpType Coord arcsec 2000 183753.41+350544.9
Hipparcos 2
HIP 91346 Sn 5 So 0 Nc 1
RArad 4.877715954 DErad 0.6125371927 Plx 3.98 PmRA 0.95
PmDE -17.83 E RArad 0.61 E DErad 0.63 E Plx 0.79
E pmRA 0.79 E pmDE 0.81 Hpmag 8.5242 E Hpmag 0.002
SHp 0.015 VA 0 BV 1.158 E BV 0.021
VI 1.12
 
 
18379+3506 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 183753.58+350535.8 Mag 11.9 Calc delta mag 3.43
Calc coord yes