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Doubles in session


Current system
20300+4556
LSC 91
HD 195506


Nearby doubles
15' : 20291+4544
BU 1135

23' : 20317+4540
HJ 1533

36' : 20269+4611
BRT2263

37' : 20270+4539
HJ 1518

39' : 20304+4634
ES 663

41' : 20295+4516
ES 662

44' : 20338+4540
A 740

48' : 20326+4635
ES 664

49' : 20293+4508
RAO 434

50' : 20258+4533
TDT2263

51' : 20329+4636
KRV 41

51' : 20281+4509
TDS1075

52' : 20269+4636
KPP4199

53' : 20264+4520
KPP 472

55' : 20277+4507
ROE 43AB

55' : 20325+4644
GII 101

56' : 20348+4531
ES 805

58' : 20322+4648
A 736AB

58' : 20343+4520
ES 804AB

61' : 20282+4458
ES 661

61' : 20328+4646
POP 156

62' : 20339+4642
BU 1489AB

62' : 20246+4529
HJ 1514

63' : 20360+4555
STJ 103

72' : 20238+4525
ES 801

74' : 20244+4641
TDT2242



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

20300+4556 LSC 91 (HD 195506)

 
 
20h 29m 59.94s +45° 55' 42.8" P.A. 19.00 sep 0.3 mag 6.50,10.70 Sp K2III dist. 129.37 pc (422 l.y.)
 
 
Coord 2000 20300+4556 Discov num LSC  91 Comp Coord arcsec 2000 20 29 59.94 +45 55 42.8
Date first 2014 Date last 2014 Obs 2
Pa first 19 Pa last 18.9 P.A. Now (θ) 18.9°
Sep first 0.3 Sep last 0.251 Sep. Now (ρ) 0.251"
Mag pri 6.50 Mag sec 10.70 delta mag (ΔM) 4.2 Spectral class K2III (yellow-orange)
Pri motion ra +081 Sec motion ra
Pri motion dec +149 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 195506 Constellation Cygnus SAO 49704 HIP 101133
Tycho2 3573-01616-1 Gaia DR2 2071013511953705344 HD 195506 HR 7841
GC 28535 BD BD+45 3196 Distance 129.37 Distance ly 422
 
 
WDS 20300+4556 LSC 91 (HD 195506) : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
LSC Lowell-Southern Connecticut ...................
LSC Collaboration of Otto Franz (Lowell) and Elliott Horch (Southern Connecticut)
LSC See 20599+4016LSC 1Aa1,2 first resolved in Hor2012b
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20300+4556 LSC 91 2014 2 19 0.3 6.50 10.70 K2III 202959.94+455542.8

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

 
 
WDS 20300+4556 LSC 91 (HD 195506) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20300+4556 LSC 91 (HD 195506) : MEASURES
 
 
No records found.

 
 
WDS 20300+4556 (HD 195506) : VIRTUAL EYEPIECE
 
 

20300+4556 LSC 91A mag 6.5 Sp K2III 20300+4556 LSC 91B sep 0.2 P.A. 13.40 mag 10.7 virtual eyepiece
Click on the map to see the double of your interest.
Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 20300+4556 (HD 195506) : ALADIN DSS IMAGE @ 20h 29m 59.94s +45° 55' 42.8"
 
 
 
 
WDS 20300+4556 LSC 91 (HD 195506) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20300+4556 LSC 91 distance=0' 20291+4544 BU 1135 distance=15' 20317+4540 HJ 1533 distance=23' 20269+4611 BRT2263 distance=36' 20270+4539 HJ 1518 distance=37' 20304+4634 ES 663 distance=39' 20295+4516 ES 662 distance=41' 20338+4540 A 740 distance=44' 20326+4635 ES 664 distance=48' 20293+4508 RAO 434 distance=49' 20258+4533 TDT2263 distance=50' 20329+4636 KRV 41 distance=51' 20281+4509 TDS1075 distance=51' 20269+4636 KPP4199 distance=52' 20264+4520 KPP 472 distance=53' 20277+4507 BKO 154CJ distance=55' 20277+4507 ROE 43AB distance=55' 20277+4507 ROE 43AC distance=55' 20277+4507 ROE 43AD distance=55' 20277+4507 ROE 43AE distance=55' 20277+4507 ROE 43AF distance=55' 20277+4507 ROE 43AG distance=55' 20277+4507 BKO 154AH distance=55' 20277+4507 BKO 154AI distance=55' 20325+4644 GII 101 distance=55' 20277+4507 BKO 154EK distance=56' 20348+4531 ES 805 distance=56' 20322+4648 A 736AB distance=58' 20322+4648 DAM 636AC distance=58' 20343+4520 ES 804AB distance=58' 20343+4520 ES 804BC distance=58' 20282+4458 ES 661 distance=61' 20328+4646 POP 156 distance=61' 20339+4642 HDS2940Aa,Ab distance=62' 20339+4642 BU 1489AB distance=62' 20246+4529 HJ 1514 distance=62' 20360+4555 STJ 103 distance=63' 20238+4525 ES 801 distance=72' 20244+4641 TDT2242 distance=74' 20349+4651 STTA208AB distance=75' 20349+4651 BKO 156AC distance=75' 20231+4618 TDT2226 distance=75' 20237+4632 HJ 1513 distance=76' 20335+4702 BKO 155 distance=76' 20335+4703 HJ 1541BC distance=77' 20335+4703 A 738AB distance=77' 20335+4703 HJ 1541AC distance=77' 20335+4703 SS 9AD distance=77' 20335+4703 SS 9AE distance=77' 20335+4703 SS 9AF distance=77' 20335+4703 SS 9AG distance=77' 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 20300+4556 LSC 91 19 0.3
Show 20291+4544 BU 1135 335 1.5 15
Show 20317+4540 HJ 1533 187 10.9 23
Show 20269+4611 BRT2263 34 4.1 36
Show 20270+4539 HJ 1518 86 15.3 37
Show 20304+4634 ES 663 110 5.0 39
Show 20295+4516 ES 662 142 5.7 41
Show 20338+4540 A 740 313 0.8 44
Show 20326+4635 ES 664 55 9.0 48
Show 20293+4508 RAO 434 162 1.2 49
Show 20258+4533 TDT2263 330 1.4 50
Show 20329+4636 KRV 41 172 19.6 51
Show 20281+4509 TDS1075 358 1.4 51
Show 20269+4636 KPP4199 284 1.5 52
Show 20264+4520 KPP 472 88 4.6 53
Show 20277+4507 BKO 154 CJ 331 17.9 55
Show 20277+4507 ROE 43 AB 317 17.4 55
Show 20277+4507 ROE 43 AC 312 52.6 55
Show 20277+4507 ROE 43 AD 271 42.4 55
Show 20277+4507 ROE 43 AE 282 82.9 55
Show 20277+4507 ROE 43 AF 336 87.1 55
Show 20277+4507 ROE 43 AG 282 102.4 55
Show 20277+4507 BKO 154 AH 224 18.4 55
Show 20277+4507 BKO 154 AI 63 24.2 55
Show 20325+4644 GII 101 289 0.4 55
Show 20277+4507 BKO 154 EK 109 4.7 56
Show 20348+4531 ES 805 152 7.9 56
Show 20322+4648 A 736 AB 349 0.6 58
Show 20322+4648 DAM 636 AC 106 17.0 58
Show 20343+4520 ES 804 AB 117 30.8 58
Show 20343+4520 ES 804 BC 128 2.2 58
Show 20282+4458 ES 661 156 6.9 61
Show 20328+4646 POP 156 4 3.2 61
Show 20339+4642 HDS2940 Aa,Ab 46 0.3 62
Show 20339+4642 BU 1489 AB 16 116.5 62
Show 20246+4529 HJ 1514 215 11.3 62
Show 20360+4555 STJ 103 338 1.3 63
Show 20238+4525 ES 801 170 9.6 72
Show 20244+4641 TDT2242 343 0.7 74
Show 20349+4651 STTA208 AB 241 83.5 75
Show 20349+4651 BKO 156 AC 98 45.9 75
Show 20231+4618 TDT2226 183 1.2 75
Show 20237+4632 HJ 1513 325 13.8 76
Show 20335+4702 BKO 155 310 8.2 76
Show 20335+4703 HJ 1541 BC 276 4.0 77
Show 20335+4703 A 738 AB 249 2.4 77
Show 20335+4703 HJ 1541 AC 266 6.3 77
Show 20335+4703 SS 9 AD 198 18.0 77
Show 20335+4703 SS 9 AE 54 20.7 77
Show 20335+4703 SS 9 AF 117 26.0 77
Show 20335+4703 SS 9 AG 176 27.6 77

 
 
WDS 20300+4556 : COMPONENTS
 
 
  A
B pa=13.4°
sep=0.24"
 
 
20300+4556 A
 
 
Componente originario normalizzato AB Name HD 195506 Coord arcsec 2000 202959.94+455542.8 Mag 6.5
Spectral class K2III (yellow-orange) PmRA 81.00 PmDE 149.0 SAO 49704
HIP 101133 Tycho2 3573-01616-1 HD 195506 HR 7841
GC 28535 BD BD+45 3196
Tycho2
Tycho2 3573-01616-1 Pflag RAmdeg 307.49975496 DEmdeg 45.92855540
PmRA 79.2 PmDE 148.5 E RAmdeg 4 E DEmdeg 4
E pmRA 1.2 E pmDE 1.2 EpRAm 1991.41 EpDEm 1991.45
Num 10 Q RAmdeg 0.8 Q DEmdeg 0.8 Q pmRA 0.7
Q pmDE 0.7 BTmag 7.915 E BTmag 0.015 VTmag 6.570
E VTmag 0.010 Prox 999 TYC T HIP 101133
CCDM RAdeg 307.49949000 DEdeg 45.92821111 EpRA 1990 1.62
EpDE 1990 1.65 E RAdeg 4.0 E DEdeg 4.0 Posflg
Corr 0.1
SAO
SAO 49704 DelFlag RA1950 PmRA1950 0.0065
DE1950 PmDE1950 0.156 Vmag 6.6 SpType K0
Double code Source 70 CatNum 28535 DM BD+45 3196
DMcomp BDsup HD 195506 M HD 0
GC 28535 RA1950rad 5.35964927 DE1950rad 0.79862514 PmRA2000 0.0068
PmDE2000 0.154
Hipparcos
Catalog H HIP 101133 Proxy RAhms 20 29 59.87
DEdms +45 55 41.5 Vmag 6.43 VarFlag R Vmag H
RAdeg 307.499 DEdeg 45.9282 AstroRef Plx 7.86
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD 195506 BD BD+45 3196
CD CP Dm number +45 3196 VIred 1.1
SpType K2+... R SpType Coord arcsec 2000 202959.87+455541.5
Hipparcos 2
HIP 101133 Sn 5 So 0 Nc 1
RArad 5.3668783479 DErad 0.8015982043 Plx 7.73 PmRA 81.2
PmDE 149.19 E RArad 0.32 E DErad 0.26 E Plx 0.35
E pmRA 0.37 E pmDE 0.28 Hpmag 6.5977 E Hpmag 0.0008
SHp 0.007 VA 0 BV 1.137 E BV 0
VI 1.1
 
 
20300+4556 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 202959.95+455543.0 Mag 10.7 Calc delta mag 4.2
Calc coord yes