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Doubles in session


Current system
16420+4340
GRV 1125


Nearby doubles
15' : 16430+4355
KU 54

19' : 16439+4329
D 15

20' : 16444+4346
TOB 135

34' : 16450+4402
LDS4691

37' : 16409+4411
BOW9001

38' : 16416+4428
L 14

56' : 16463+4420
SLW1196

58' : 16415+4436
HDS2369

58' : 16451+4249
TDT 66

59' : 16476+4319
A 574

64' : 16440+4442
FMR 228AB

69' : 16480+4309
GRV1127

70' : 16476+4255
COU1452AB

72' : 16455+4446
A 1864

80' : 16440+4459
KZA 110AB

81' : 16398+4226
LAW 26AB

83' : 16352+4326
ES 631

96' : 16367+4230
COU1451

98' : 16517+4344
CVR1677

99' : 16509+4259
A 575

99' : 16441+4203
J 400

104' : 16490+4458
KPP1251

105' : 16376+4510
A 1643

110' : 16445+4153
LEP 150

110' : 16509+4445
COU1592

112' : 16324+4344
CVR 829



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.

16420+4340 GRV 1125

 
 
16h 42m 40.35s +43° 40' 16.1" P.A. 340.00 sep 24.6 mag 15.30,15.80
 
 
Coord 2000 16420+4340 Discov num GRV1125 Comp Coord arcsec 2000 16 42 40.35 +43 40 16.1
Date first 1998 Date last 2015 Obs 8
Pa first 340 Pa last 340.2 P.A. Now (θ) 340.2°
Sep first 24.6 Sep last 24.57 Sep. Now (ρ) 24.57"
Mag pri 15.30 Mag sec 15.80 delta mag (ΔM) 0.5 Spectral class
Pri motion ra -016 Sec motion ra -016
Pri motion dec -027 Sec motion dec -032
Notes
rPM=0.14 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Gaia DR2 1357669334412262144
 
 
WDS 16420+4340 GRV 1125 : 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
16420+4340 GRV1125 2000 2 340 24.6 15.30 15.80 D 164240.35+434016.1
16420+4340 GRV1125 2002 3 340 24.4 15.30 15.80 D 164240.35+434016.1
16420+4340 GRV1125 2010 4 340 24.6 15.30 15.80 164240.35+434016.1
16420+4340 GRV1125 2015 8 340 24.6 15.30 15.80 164240.35+434016.1

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

 
 
WDS 16420+4340 GRV 1125 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 16420+4340 GRV 1125 : MEASURES
 
 
No records found.

 
 
WDS 16420+4340 : VIRTUAL EYEPIECE
 
 

16420+4340 GRV1125A mag 15.3 16420+4340 GRV1125B sep 23.9 P.A. 345.40 mag 15.8 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 16420+4340 : ALADIN DSS IMAGE @ 16h 42m 40.35s +43° 40' 16.1"
 
 
 
 
WDS 16420+4340 GRV 1125 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

16420+4340 GRV1125 distance=0' 16430+4355 KU 54 distance=15' 16439+4329 D 15 distance=19' 16444+4346 TOB 135 distance=20' 16450+4402 LDS4691 distance=34' 16409+4411 BOW9001 distance=37' 16416+4428 L 14 distance=38' 16463+4420 SLW1196 distance=56' 16415+4436 HDS2369 distance=58' 16451+4249 TDT 66 distance=58' 16476+4319 A 574 distance=59' 16440+4442 FMR 228AB distance=64' 16440+4442 RAO 355Aa,Ab distance=64' 16480+4309 GRV1127 distance=69' 16476+4255 COU1452AB distance=70' 16476+4255 GII 3AC distance=70' 16455+4446 A 1864 distance=72' 16440+4459 KZA 110AB distance=80' 16440+4459 KZA 110AC distance=80' 16398+4226 LAW 26Aa,Ab distance=81' 16398+4226 LAW 26AB distance=81' 16352+4326 ES 631 distance=83' 16367+4230 COU1451 distance=96' 16517+4344 CVR1677 distance=98' 16509+4259 A 575 distance=99' 16441+4203 J 400 distance=99' 16490+4458 KPP1251 distance=104' 16376+4510 A 1643 distance=105' 16445+4153 LEP 150 distance=110' 16509+4445 COU1592 distance=110' 16324+4344 CVR 829 distance=112' 16436+4533 CVR1671 distance=113' 16468+4528 KZA 112 distance=116' 16393+4533 BVD 248 distance=119' 16530+4424 STT 317AB distance=120' 16530+4424 STT 317AC distance=120' 16341+4226 LAB 4 distance=120' 16360+4203 GRV1123 distance=121' 16541+4354 BRT 341 distance=125' 16461+4142 JNN 148 distance=125' 16435+4544 KZA 109AB distance=125' 16435+4544 KZA 109AC distance=125' 16360+4527 TDS9994 distance=129' 16443+4551 KZA 111 distance=131' 16306+4333 A 1861 distance=132' 16485+4536 UC 3236 distance=132' 16518+4511 KZA 119 distance=134' 16552+4338 TDT 142 distance=137' 16337+4520 COU1590 distance=139' 16299+4347 CVR1667 distance=140' 16396+4125 FMR 126 distance=140' 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 16420+4340 GRV1125 340 24.6
Show 16430+4355 KU 54 99 9.7 15
Show 16439+4329 D 15 335 0.6 19
Show 16444+4346 TOB 135 255 20.8 20
Show 16450+4402 LDS4691 358 165.1 34
Show 16409+4411 BOW9001 115 17.9 37
Show 16416+4428 L 14 123 5.5 38
Show 16463+4420 SLW1196 100 19.3 56
Show 16415+4436 HDS2369 63 0.5 58
Show 16451+4249 TDT 66 74 0.6 58
Show 16476+4319 A 574 331 4.7 59
Show 16440+4442 FMR 228 AB 189 178.1 64
Show 16440+4442 RAO 355 Aa,Ab 47 0.2 64
Show 16480+4309 GRV1127 250 10.2 69
Show 16476+4255 COU1452 AB 103 0.3 70
Show 16476+4255 GII 3 AC 52 1.7 70
Show 16455+4446 A 1864 127 0.2 72
Show 16440+4459 KZA 110 AB 145 17.2 80
Show 16440+4459 KZA 110 AC 265 206.9 80
Show 16398+4226 LAW 26 Aa,Ab 227 0.6 81
Show 16398+4226 LAW 26 AB 84 29.8 81
Show 16352+4326 ES 631 163 10.4 83
Show 16367+4230 COU1451 1 1.1 96
Show 16517+4344 CVR1677 125 3.1 98
Show 16509+4259 A 575 150 0.7 99
Show 16441+4203 J 400 174 5.9 99
Show 16490+4458 KPP1251 35 9.6 104
Show 16376+4510 A 1643 151 0.8 105
Show 16445+4153 LEP 150 39 7.2 110
Show 16509+4445 COU1592 226 0.6 110
Show 16324+4344 CVR 829 283 26.9 112
Show 16436+4533 CVR1671 157 3.6 113
Show 16468+4528 KZA 112 351 38.3 116
Show 16393+4533 BVD 248 207 18.4 119
Show 16530+4424 STT 317 AB 200 25.1 120
Show 16530+4424 STT 317 AC 316 131.3 120
Show 16341+4226 LAB 4 15 0.1 120
Show 16360+4203 GRV1123 277 12.0 121
Show 16541+4354 BRT 341 255 4.2 125
Show 16461+4142 JNN 148 337 5.3 125
Show 16435+4544 KZA 109 AB 180 58.4 125
Show 16435+4544 KZA 109 AC 189 80.2 125
Show 16360+4527 TDS9994 224 0.5 129
Show 16443+4551 KZA 111 93 12.5 131
Show 16306+4333 A 1861 174 1.3 132
Show 16485+4536 UC 3236 16 35.7 132
Show 16518+4511 KZA 119 120 20.5 134
Show 16552+4338 TDT 142 337 0.5 137
Show 16337+4520 COU1590 30 1.2 139
Show 16299+4347 CVR1667 348 3.1 140
Show 16396+4125 FMR 126 262 83.4 140

 
 
WDS 16420+4340 : COMPONENTS
 
 
  A
B pa=345.4°
sep=23.89"
 
 
16420+4340 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 164240.35+434016.1 Mag 15.3 PmRA -16.00
PmDE -27.0
 
 
16420+4340 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 164239.80+434039.2 Mag 15.8 PmRA -16.00
PmDE -32.0 Calc delta mag 0.5 Calc coord yes