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Doubles in session


Current system
16496+3044
GRV 939


Nearby doubles
51' : 16521+3006
ROE 3

53' : 16476+3129
TDS 836

59' : 16479+2951
UC 3234

62' : 16546+3036
LDS4701

65' : 16456+3008
UC 3226

66' : 16495+3149
GRV 938

68' : 16457+3000
STF2098AB

70' : 16446+3023
CVR 839

72' : 16530+3142
BU 1454

72' : 16518+3151
BU 821

90' : 16566+3037
KPP1215

90' : 16447+3148
COU 804

94' : 16534+2925
HEI 13

96' : 16426+3113
SEI 540

99' : 16450+2928
COU 490

101' : 16460+3213
SLW1195

104' : 16559+2939
TDT 150

105' : 16416+3053
LSC 66

108' : 16580+3101
HDS2400

111' : 16565+3152
TDT 154

112' : 16414+3016
HDS2368

113' : 16583+3107
COU 989

113' : 16540+2906
A 350

116' : 16413+3006
A 349

116' : 16583+3117
GRV 944

116' : 16534+2859
GRV 941



Selections
Full WDS
Binocular doubles
Binary Systems
Triple Systems
Quadruple Systems
Multiple Systems
Neglected List I
Neglected List II
Observed
Herschel, W.
Herschel, J.F.W.
Struve, Otto
Struve, F.G.W.

16496+3044 GRV 939

 
 
16h 49m 41.81s +30° 44' 35.9" P.A. 207.00 sep 8.0 mag 11.30,12.00
 
 
Coord 2000 16496+3044 Discov num GRV 939 Comp Coord arcsec 2000 16 49 41.81 +30 44 35.9
Date first 1902 Date last 2015 Obs 11
Pa first 208 Pa last 206.5 P.A. Now (θ) 206.5°
Sep first 8.2 Sep last 7.988 Sep. Now (ρ) 7.988"
Mag pri 11.30 Mag sec 12.00 delta mag (ΔM) 0.7 Spectral class
Pri motion ra -025 Sec motion ra -025
Pri motion dec +029 Sec motion dec +024
Notes
rPM=0.131 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 1313081182968830464
 
 
WDS 16496+3044 GRV 939 : NOTES
 
 
No records found.

 
 
REFERENCES
 
 
refcode metd author reference
Grv2004 Eu - Greaves, J. 2004MNRAS.355..585G
Grv2004 MNRAS 355, 585, 2004
Grv2005a Es - Greaves, J. ...................
Grv2005a +C Webb Soc., Double Star Circ. 13, 2005 (GRV 973 - 1147)
Grv2005a (Note: RA for all WDS designations inadvertently truncated to integer minute)
Grv2005b Pa - Greaves, J. ...................
Grv2005b private communication
Grv2005c C - Greaves, J. 2005JDSO....1...41G
Grv2005c JDSO 1, 41, 2005
Grv2006 - Greaves, J. ...................
Grv2006 private communication, 2006
Grv2006 (measures done using LSPM-north, see Vizier On-line Data Catalog I/298;
Grv2006 Lepine & Shara 2005)
Grv2006b Es - Greaves, J. ...................
Grv2006b private Communication, 2006
Grv2006b (Reduction of SDSS data. Calculated position is to J2000, but actual observation
Grv2006b epoch is unknown and proper motion may or may not have been applied.)
Grv2006c Ey - Greaves, J. ...................
Grv2006c private Communication, 2006
Grv2006c (Reduction of SPM3.3 data. Calculated position is to 1991.25, but actual
Grv2006c observation epoch is unknown and proper motion may or may not have been applied.)
Grv2008 Es - Greaves, J. ...................
Grv2008 Webb Soc., Double Star Circ. 16, 2008
Grv2011 C - Greaves, J. ...................
Grv2011 Webb Soc., Double Star Circ. 19, 2011
Grv2011 These carry a discovery designation of SPM and come from the SPM4 Catalog 2011AJ....142...15G
Grv2019a Hg u Greaves, J. 2019JDSO...15...59G
Grv2019a JDSO 15, 59, 2019
Grv2019b Hg u Greaves, J. 2019JDSO...15...77G
Grv2019b JDSO 15, 59, 2019
Grv2019c Hg u Greaves, J. ...................
Grv2019c private communication, 2019 (17 April 2019 email)
Grv2019d Hg - Greaves, J. .
Grv2019d private communication, 2019 (4 Nov 2019 email)
Grv2020a not - Greaves, J. .
Grv2020a private communication, 2020 (14 Mar 2020 email)
Grv2020b Hg j Greaves, J. .
Grv2020b Webb Soc., Double Star Circ. 28, 23, 2020
Grv2020c Hg j Greaves, J. .
Grv2020c Webb Soc., Double Star Circ. 28, 35, 2020
Grv2020d Hg j Greaves, J. .
Grv2020d Webb Soc., Double Star Circ. 28, 39, 2020
Grv2020e Hg u Greaves, J. 2020JDSO...16..317G
Grv2020e JDSO 16, 317, 2020
Grv2020f Hg Greaves, J. 2020JDSO...16..362G
Grv2020f JDSO 16, 362, 2020
Grv2020g Hg - Greaves, J. .
Grv2020g private communication, 2020 (29 Nov 2020 email)
Grv2020h Hg - Greaves, J. .
Grv2020h private communication, 2020 (10 Dec 2020 email)
Grv2020i Hg - Greaves, J. .
Grv2020i private communication, 2020 (12 Dec 2020 email)
Grv2020j Hg - Greaves, J. .
Grv2020j private communication, 2020 (21 Dec 2020 email)
Grv2021a not - Greaves, J. .
Grv2021a private communication, 2021 (18 Feb 2021 email)
Grv2021b not - Greaves, J. .
Grv2021b private communication, 2021 (23 Feb 2021 email)
Grv2021c Hg+ - Greaves, J., Rica Romero, F.M. & Otero, S. 2021JDSO...17..137G
Grv2021c +orb JDSO 17, 137, 2021
Grv2021d Hg - Greaves, J. .
Grv2021d private communication, 2021 (23 Aug 2021 email)
Grv2021e Hg - Greaves, J. .
Grv2021e private communication, 2021 (24 Aug 2021 email)
Grv2022 Hg j Greaves, J. .
Grv2022 Webb Soc., Double Star Circ. 30, 27, 2022
Grv2023a Hg - Greaves, J. .
Grv2023a private communication, 2023 (15 Feb 2023 email)
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
16496+3044 GRV 939 2000 4 206 8.0 11.30 12.00 D 164941.81+304435.9
16496+3044 GRV 939 2002 5 207 8.0 11.30 12.00 D 164941.81+304435.9
16496+3044 GRV 939 2014 5 207 8.0 11.30 12.00 164941.81+304435.9
16496+3044 GRV 939 2015 7 207 8.0 11.30 12.00 164941.81+304435.9

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

 
 
WDS 16496+3044 GRV 939 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16496+3044 GRV 939 : MEASURES
 
 
No records found.

 
 
WDS 16496+3044 : VIRTUAL EYEPIECE
 
 

16496+3044 GRV 939A mag 11.3 16496+3044 GRV 939B sep 7.8 P.A. 203.20 mag 12 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 16496+3044 : ALADIN DSS IMAGE @ 16h 49m 41.81s +30° 44' 35.9"
 
 
 
 
WDS 16496+3044 GRV 939 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16496+3044 GRV 939 distance=0' 16521+3006 ROE 3 distance=51' 16476+3129 TDS 836 distance=53' 16479+2951 UC 3234 distance=59' 16546+3036 LDS4701 distance=62' 16456+3008 UC 3226 distance=65' 16495+3149 GRV 938 distance=66' 16457+3000 STF2098DE distance=67' 16457+3000 STF2098AB distance=68' 16457+3000 STF2098AD distance=68' 16457+3000 STF2098AC distance=68' 16457+3000 STF2098BC distance=68' 16446+3023 CVR 839 distance=70' 16530+3142 BU 1454 distance=72' 16518+3151 BU 821 distance=72' 16566+3037 KPP1215 distance=90' 16447+3148 COU 804 distance=90' 16534+2925 HEI 13 distance=94' 16426+3113 SEI 540 distance=96' 16450+2928 COU 490 distance=99' 16460+3213 SLW1195 distance=101' 16559+2939 TDT 150 distance=104' 16416+3053 LSC 66 distance=105' 16580+3101 HDS2400 distance=108' 16580+3101 YSC 225A,Bb distance=108' 16565+3152 TDT 154 distance=111' 16414+3016 HDS2368 distance=112' 16583+3107 COU 989 distance=113' 16540+2906 A 350 distance=113' 16413+3006 A 349 distance=116' 16583+3117 GRV 944 distance=116' 16534+2859 GRV 941 distance=116' 16413+3136 STF2084 distance=120' 16550+3223 COU 988 distance=121' 16401+3038 LAU 3 distance=124' 16582+3147 STF2112 distance=127' 16518+2840 STF2107AB distance=128' 16518+2840 STF2107AC distance=128' 16591+3146 KPP 384 distance=135' 17003+3056 ISO 3 distance=137' 17004+3058 HLM 8 distance=139' 16472+3300 CVR1674 distance=140' 16584+3210 COU 990 distance=141' 16427+2854 TDS 830 distance=144' 16589+3212 FMR 129 distance=147' 16514+2819 SLW1197 distance=148' 16386+3129 KPP1528 distance=150' 16385+3006 TDT 16AB distance=150' 16385+3006 TDT 16AC distance=150' 17011+3016 FAR 19 distance=151' 16451+2821 STF2095 distance=156' 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 16496+3044 GRV 939 207 8.0
Show 16521+3006 ROE 3 21 6.1 51
Show 16476+3129 TDS 836 217 2.6 53
Show 16479+2951 UC 3234 63 7.3 59
Show 16546+3036 LDS4701 251 273.0 62
Show 16456+3008 UC 3226 268 33.0 65
Show 16495+3149 GRV 938 239 29.9 66
Show 16457+3000 STF2098 DE 268 5.8 67
Show 16457+3000 STF2098 AB 145 14.2 68
Show 16457+3000 STF2098 AD 18 67.6 68
Show 16457+3000 STF2098 AC 128 65.6 68
Show 16457+3000 STF2098 BC 124 52.4 68
Show 16446+3023 CVR 839 254 17.4 70
Show 16530+3142 BU 1454 64 75.4 72
Show 16518+3151 BU 821 324 1.3 72
Show 16566+3037 KPP1215 25 9.4 90
Show 16447+3148 COU 804 15 0.2 90
Show 16534+2925 HEI 13 122 7.8 94
Show 16426+3113 SEI 540 227 11.5 96
Show 16450+2928 COU 490 294 0.1 99
Show 16460+3213 SLW1195 33 175.4 101
Show 16559+2939 TDT 150 98 2.1 104
Show 16416+3053 LSC 66 98 0.0 105
Show 16580+3101 HDS2400 87 1.3 108
Show 16580+3101 YSC 225 A,Bb 82 1.3 108
Show 16565+3152 TDT 154 345 0.8 111
Show 16414+3016 HDS2368 157 0.8 112
Show 16583+3107 COU 989 195 0.3 113
Show 16540+2906 A 350 144 0.6 113
Show 16413+3006 A 349 127 0.7 116
Show 16583+3117 GRV 944 218 59.7 116
Show 16534+2859 GRV 941 7 48.6 116
Show 16413+3136 STF2084 110 1.6 120
Show 16550+3223 COU 988 86 1.7 121
Show 16401+3038 LAU 3 263 80.2 124
Show 16582+3147 STF2112 263 2.3 127
Show 16518+2840 STF2107 AB 112 1.4 128
Show 16518+2840 STF2107 AC 309 82.1 128
Show 16591+3146 KPP 384 306 3.6 135
Show 17003+3056 ISO 3 90 1.0 137
Show 17004+3058 HLM 8 347 19.8 139
Show 16472+3300 CVR1674 122 3.9 140
Show 16584+3210 COU 990 135 2.3 141
Show 16427+2854 TDS 830 190 1.0 144
Show 16589+3212 FMR 129 183 161.0 147
Show 16514+2819 SLW1197 293 170.1 148
Show 16386+3129 KPP1528 141 11.5 150
Show 16385+3006 TDT 16 AB 193 0.2 150
Show 16385+3006 TDT 16 AC 72 1.0 150
Show 17011+3016 FAR 19 330 149.0 151
Show 16451+2821 STF2095 160 5.4 156

 
 
WDS 16496+3044 : COMPONENTS
 
 
  A
B pa=203.2°
sep=7.78"
 
 
16496+3044 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 164941.81+304435.9 Mag 11.3 PmRA -25.00
PmDE 29.0
 
 
16496+3044 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 164941.57+304428.8 Mag 12 PmRA -25.00
PmDE 24.0 Calc delta mag 0.7 Calc coord yes