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Doubles in session


Current system
20298+3939
LSC 90


Nearby doubles
16' : 20311+3935
LDS6414

18' : 20290+3924
ALI1144

21' : 20292+3919
SEI1134

21' : 20286+3923
TDT2315

25' : 20277+3932
TDT2292

28' : 20280+3958
TDT2299

29' : 20301+4007
ES 245

31' : 20287+3911
CBL 83

31' : 20272+3948
SEI1127

31' : 20319+3920
HJ 1531

31' : 20272+3949
ES 1976

32' : 20283+4005
COU2538

33' : 20294+4011
ALV 6

37' : 20306+4015
STJ 84

38' : 20328+3954
ES 1680AB

38' : 20296+3901
ALI 936AB

39' : 20293+3901
DAM 315

39' : 20329+3925
TDT2358

40' : 20331+3932
SEI1164

41' : 20328+4000
SEI1161

42' : 20327+3916
SEI1160AB

43' : 20271+3910
TDT2284

43' : 20296+4021
STN 50

43' : 20296+3856
MLB 775

43' : 20263+3925
ES 1975

44' : 20299+4022
HJ 1525AB



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

20298+3939 LSC 90

 
 
20h 29m 46.12s +39° 39' 01.0" P.A. 335.00 sep 0.1 mag 9.20,10.10 Sp F8 dist. 129.37 pc (422 l.y.)
 
 
Coord 2000 20298+3939 Discov num LSC  90 Comp Coord arcsec 2000 20 29 46.12 +39 39 01.0
Date first 2014 Date last 2014 Obs 2
Pa first 335 Pa last 335.1 P.A. Now (θ) 335.1°
Sep first 0.1 Sep last 0.051 Sep. Now (ρ) 0.051"
Mag pri 9.20 Mag sec 10.10 delta mag (ΔM) 0.9 Spectral class F8 (yellow-white)
Pri motion ra -018 Sec motion ra
Pri motion dec -053 Sec motion dec
Notes
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Cygnus HIP 101116 Tycho2 3156-00130-1 Gaia DR2 2067301766843206912
BD BD+39 4212 Distance 129.37 Distance ly 422
 
 
WDS 20298+3939 LSC 90 : NOTES
 
 
No records found.

 
 
DISCOVERER
 
 
idgroup discov author
1 LSC Lowell-Southern Connecticut
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
20298+3939 LSC 90 2014 2 335 0.1 9.20 10.10 F8 202946.12+393901.0

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

 
 
WDS 20298+3939 LSC 90 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 20298+3939 LSC 90 : MEASURES
 
 
No records found.

 
 
WDS 20298+3939 : VIRTUAL EYEPIECE
 
 

20298+3939 LSC 90A mag 9.2 Sp F8 20298+3939 LSC 90B mag 10.1 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 20298+3939 : ALADIN DSS IMAGE @ 20h 29m 46.12s +39° 39' 01.0"
 
 
 
 
WDS 20298+3939 LSC 90 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

20298+3939 LSC 90 distance=0' 20311+3935 LDS6414 distance=16' 20290+3924 ALI1144 distance=18' 20292+3919 SEI1134 distance=21' 20286+3923 TDT2315 distance=21' 20277+3932 TDT2292 distance=25' 20280+3958 TDT2299 distance=28' 20301+4007 ES 245 distance=29' 20287+3911 CBL 83 distance=31' 20272+3948 SEI1127 distance=31' 20319+3920 HJ 1531 distance=31' 20272+3949 ES 1976 distance=31' 20283+4005 COU2538 distance=32' 20294+4011 ALV 6 distance=33' 20306+4015 STJ 84 distance=37' 20328+3954 ES 1680AB distance=38' 20296+3901 ALI 936AB distance=38' 20296+3901 SEI1137AC distance=38' 20328+3954 ES 1680BC distance=38' 20293+3901 DAM 315 distance=39' 20329+3925 TDT2358 distance=39' 20331+3932 SEI1164 distance=40' 20328+4000 SEI1161 distance=41' 20327+3916 SEI1160AB distance=42' 20327+3916 SEI1159AC distance=42' 20271+3910 TDT2284 distance=43' 20296+4021 STN 50 distance=43' 20296+3856 MLB 775 distance=43' 20263+3925 ES 1975 distance=43' 20299+4022 HJ 1525AB distance=44' 20299+4022 HJ 1525AC distance=44' 20271+3909 ALI 932 distance=44' 20327+4008 TDT2351 distance=46' 20275+3902 TDT2290 distance=46' 20311+3854 SEI1149 distance=47' 20332+3911 CNT 6 distance=49' 20332+3910 SEI1165 distance=49' 20306+3850 SEI1144 distance=50' 20324+3859 SEI1157 distance=51' 20335+3913 SEI1168 distance=51' 20259+3914 SEI1122 distance=52' 20330+3903 SEI1163 distance=52' 20257+4004 TOR 25AB distance=53' 20257+4004 POP 199AC distance=53' 20343+3950 MLB 883 distance=54' 20311+3847 SEI1150 distance=55' 20255+4006 D 22AB distance=56' 20255+4006 D 22AC distance=56' 20255+4006 POP 224AD distance=56' 20281+3847 ALI 933 distance=56' 20253+4003 MLB 22 distance=57' 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 20298+3939 LSC 90 335 0.1 0
Show 20311+3935 LDS6414 346 8.0 16
Show 20290+3924 ALI1144 165 11.6 18
Show 20292+3919 SEI1134 32 3.8 21
Show 20286+3923 TDT2315 141 1.5 21
Show 20277+3932 TDT2292 167 0.5 25
Show 20280+3958 TDT2299 8 0.5 28
Show 20301+4007 ES 245 158 4.1 29
Show 20287+3911 CBL 83 172 41.8 31
Show 20272+3948 SEI1127 116 26.3 31
Show 20319+3920 HJ 1531 318 6.4 31
Show 20272+3949 ES 1976 79 3.8 31
Show 20283+4005 COU2538 31 1.0 32
Show 20294+4011 ALV 6 259 0.6 33
Show 20306+4015 STJ 84 34 1.2 37
Show 20328+3954 ES 1680 AB 4 50.7 38
Show 20296+3901 ALI 936 AB 77 10.5 38
Show 20296+3901 SEI1137 AC 310 22.0 38
Show 20328+3954 ES 1680 BC 27 2.8 38
Show 20293+3901 DAM 315 281 10.3 39
Show 20329+3925 TDT2358 287 0.8 39
Show 20331+3932 SEI1164 214 18.0 40
Show 20328+4000 SEI1161 280 7.4 41
Show 20327+3916 SEI1160 AB 49 13.9 42
Show 20327+3916 SEI1159 AC 148 21.0 42
Show 20271+3910 TDT2284 101 1.9 43
Show 20296+4021 STN 50 170 6.3 43
Show 20296+3856 MLB 775 167 10.8 43
Show 20263+3925 ES 1975 26 4.1 43
Show 20299+4022 HJ 1525 AB 234 9.2 44
Show 20299+4022 HJ 1525 AC 39 17.1 44
Show 20271+3909 ALI 932 194 14.2 44
Show 20327+4008 TDT2351 131 0.6 46
Show 20275+3902 TDT2290 285 0.8 46
Show 20311+3854 SEI1149 203 19.6 47
Show 20332+3911 CNT 6 205 6.6 49
Show 20332+3910 SEI1165 4 10.7 49
Show 20306+3850 SEI1144 177 18.1 50
Show 20324+3859 SEI1157 66 7.6 51
Show 20335+3913 SEI1168 118 19.4 51
Show 20259+3914 SEI1122 271 27.6 52
Show 20330+3903 SEI1163 221 28.9 52
Show 20257+4004 TOR 25 AB 191 4.7 53
Show 20257+4004 POP 199 AC 245 59.6 53
Show 20343+3950 MLB 883 310 10.0 54
Show 20311+3847 SEI1150 74 21.6 55
Show 20255+4006 D 22 AB 163 2.9 56
Show 20255+4006 D 22 AC 114 18.1 56
Show 20255+4006 POP 224 AD 98 71.2 56
Show 20281+3847 ALI 933 254 13.8 56
Show 20253+4003 MLB 22 227 6.2 57

 
 
WDS 20298+3939 : COMPONENTS
 
 
  A
B pa=340.3°
sep=0.05"
 
 
20298+3939 A
 
 
Coord arcsec 2000 202946.12+393901.0 Mag 9.2 Spectral class F8 (yellow-white) PmRA -18.00
PmDE -53.0 HIP 101116 Tycho2 3156-00130-1 BD BD+39 4212
Tycho2
Tycho2 3156-00130-1 Pflag RAmdeg 307.44220162 DEmdeg 39.65030049
PmRA -15.9 PmDE -53.6 E RAmdeg 9 E DEmdeg 8
E pmRA 1.1 E pmDE 1.1 EpRAm 1990.72 EpDEm 1990.99
Num 8 Q RAmdeg 0.8 Q DEmdeg 0.4 Q pmRA 0.9
Q pmDE 0.4 BTmag 9.448 E BTmag 0.019 VTmag 8.897
E VTmag 0.014 Prox 999 TYC T HIP 101116
CCDM RAdeg 307.44225028 DEdeg 39.65042333 EpRA 1990 1.63
EpDE 1990 1.74 E RAdeg 8.6 E DEdeg 8.4 Posflg
Corr 0.1
Hipparcos
Catalog H HIP 101116 Proxy RAhms 20 29 46.14
DEdms +39 39 01.6 Vmag 8.86 VarFlag R Vmag H
RAdeg 307.442 DEdeg 39.6504 AstroRef Plx 7.93
CCDM N CCDM Nsys Ncomp 1
MultFlag Source Qual S M HIP
Theta Rho HD BD BD+39 4212
CD CP Dm number +39 4212 VIred 0.59
SpType F8 R SpType Coord arcsec 2000 202946.14+393901.6
Hipparcos 2
HIP 101116 Sn 5 So 0 Nc 1
RArad 5.3658795463 DErad 0.6920305782 Plx 7.73 PmRA -18.18
PmDE -53.12 E RArad 0.64 E DErad 0.65 E Plx 0.87
E pmRA 0.66 E pmDE 0.71 Hpmag 8.9768 E Hpmag 0.0016
SHp 0.018 VA 0 BV 0.524 E BV 0.02
VI 0.6
 
 
20298+3939 B
 
 
Coord arcsec 2000 202946.12+393901.0 Mag 10.1 Calc delta mag 0.9 Calc coord yes