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Doubles in session


Current system
18416+3503
GRV 237


Nearby doubles
4' : 18420+3505
SEI 570

13' : 18426+3459
UC 3650

20' : 18421+3445
STF2372AB

25' : 18430+3445
SEI 572AB

33' : 18393+3517
HJ 1335

34' : 18390+3501
POP 17

34' : 18425+3432
POP 45

37' : 18434+3533
STF2378AB

38' : 18416+3541
KPP4116

40' : 18385+3503
COU1308

41' : 18438+3433
SEI 573

43' : 18403+3425
HDS2645AB

44' : 18394+3430
SEI 568

47' : 18379+3506
TRA 1

47' : 18379+3505
POP 16AB

53' : 18452+3532
STF2386AB

59' : 18464+3500
SLE 367

60' : 18370+3452
STF2352AB

61' : 18458+3431
STF2390

63' : 18366+3505
COU1307

65' : 18380+3417
LDS4793

65' : 18380+3416
CRB 128

71' : 18360+3452
TDT 953

72' : 18384+3603
STF2362

73' : 18445+3400
STTA172

74' : 18423+3616
A 1381



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.

18416+3503 GRV 237

 
 
18h 41m 40.31s +35° 03' 24.9" P.A. 176.00 sep 57.8 mag 12.20,13.40
 
 
Coord 2000 18416+3503 Discov num GRV 237 Comp Coord arcsec 2000 18 41 40.31 +35 03 24.9
Date first 1945 Date last 2020 Obs 11
Pa first 175 Pa last 175.6 P.A. Now (θ) 175.6°
Sep first 59.3 Sep last 57.788 Sep. Now (ρ) 57.788"
Mag pri 12.20 Mag sec 13.40 delta mag (ΔM) 1.2 Spectral class
Pri motion ra +016 Sec motion ra +013
Pri motion dec -027 Sec motion dec -017
Notes
rPM=0.333
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Lyra Gaia DR2 2094788320588431872
 
 
WDS 18416+3503 GRV 237 : 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
18416+3503 GRV 237 2000 3 175 58.4 12.20 13.40 D 184140.31+350324.9
18416+3503 GRV 237 2002 4 175 58.3 12.20 13.40 D 184140.31+350324.9
18416+3503 GRV 237 2013 4 176 57.9 12.20 13.40 184140.31+350324.9
18416+3503 GRV 237 2015 6 176 58.2 12.20 13.40 184140.31+350324.9
18416+3503 GRV 237 2020 11 176 57.8 12.20 13.40 184140.31+350324.9

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

 
 
WDS 18416+3503 GRV 237 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18416+3503 GRV 237 : MEASURES
 
 
No records found.

 
 
WDS 18416+3503 : VIRTUAL EYEPIECE
 
 

18416+3503 GRV 237A mag 12.2 18416+3503 GRV 237B sep 57.7 P.A. 176.40 mag 13.4 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 18416+3503 : ALADIN DSS IMAGE @ 18h 41m 40.31s +35° 03' 24.9"
 
 
 
 
WDS 18416+3503 GRV 237 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18416+3503 GRV 237 distance=0' 18420+3505 SEI 570 distance=4' 18426+3459 UC 3650 distance=13' 18421+3445 B 2546Aa,Ab distance=20' 18421+3445 STF2372AB distance=20' 18421+3445 BLL 34AC distance=20' 18421+3445 BLL 34BC distance=20' 18430+3445 SEI 572AB distance=25' 18430+3445 BKO 52AC distance=25' 18430+3445 BKO 52BD distance=25' 18393+3517 HJ 1335 distance=33' 18390+3501 POP 17 distance=34' 18425+3432 POP 45 distance=34' 18434+3533 STF2378BC distance=36' 18434+3533 STF2378AB distance=37' 18434+3533 SLE 688AD distance=37' 18434+3533 STF2378AC distance=37' 18434+3533 FYM 48AE distance=37' 18434+3533 FYM 48AF distance=37' 18416+3541 KPP4116 distance=38' 18385+3503 COU1308 distance=40' 18438+3433 SEI 573 distance=41' 18403+3425 HDS2645AB distance=43' 18403+3425 GII 270Aa,Ab distance=43' 18394+3430 SEI 568 distance=44' 18379+3506 TRA 1 distance=47' 18379+3505 POP 16AB distance=47' 18379+3505 POP 16AC distance=47' 18379+3505 DAM 688AD distance=47' 18452+3532 STF2386AB distance=53' 18452+3532 FOX 234AC distance=53' 18464+3500 SLE 367 distance=59' 18370+3452 STF2352AB distance=60' 18370+3452 STF2352AC distance=60' 18370+3452 WAL 93AD distance=60' 18458+3431 STF2390 distance=61' 18366+3505 COU1307 distance=63' 18380+3417 LDS4793 distance=65' 18380+3416 CRB 128 distance=65' 18360+3452 TDT 953 distance=71' 18384+3603 STF2362 distance=72' 18445+3400 STTA172 distance=73' 18423+3616 A 1381 distance=74' 18357+3452 GII 48 distance=75' 18465+3414 COU1153 distance=78' 18412+3627 TDT 993 distance=84' 18419+3629 SLE 364 distance=86' 18475+3415 KPP4122 distance=87' 18352+3427 CHR 75 distance=88' 18483+3432 POP 43 distance=89' 18344+3503 POP 15 distance=90' 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 18416+3503 GRV 237 176 57.8
Show 18420+3505 SEI 570 131 9.4 4
Show 18426+3459 UC 3650 159 22.3 13
Show 18421+3445 B 2546 Aa,Ab 24 0.1 20
Show 18421+3445 STF2372 AB 82 25.0 20
Show 18421+3445 BLL 34 AC 69 114.0 20
Show 18421+3445 BLL 34 BC 65 91.1 20
Show 18430+3445 SEI 572 AB 53 22.3 25
Show 18430+3445 BKO 52 AC 147 18.7 25
Show 18430+3445 BKO 52 BD 82 7.5 25
Show 18393+3517 HJ 1335 7 16.7 33
Show 18390+3501 POP 17 16 8.7 34
Show 18425+3432 POP 45 275 6.8 34
Show 18434+3533 STF2378 BC 246 203.5 36
Show 18434+3533 STF2378 AB 190 11.5 37
Show 18434+3533 SLE 688 AD 16 109.8 37
Show 18434+3533 STF2378 AC 243 210.2 37
Show 18434+3533 FYM 48 AE 270 110.9 37
Show 18434+3533 FYM 48 AF 134 66.7 37
Show 18416+3541 KPP4116 252 1.7 38
Show 18385+3503 COU1308 29 0.4 40
Show 18438+3433 SEI 573 298 20.9 41
Show 18403+3425 HDS2645 AB 19 1.9 43
Show 18403+3425 GII 270 Aa,Ab 109 0.2 43
Show 18394+3430 SEI 568 192 10.5 44
Show 18379+3506 TRA 1 164 9.4 47
Show 18379+3505 POP 16 AB 310 9.2 47
Show 18379+3505 POP 16 AC 279 53.0 47
Show 18379+3505 DAM 688 AD 108 5.4 47
Show 18452+3532 STF2386 AB 18 21.1 53
Show 18452+3532 FOX 234 AC 75 56.7 53
Show 18464+3500 SLE 367 290 18.5 59
Show 18370+3452 STF2352 AB 287 15.9 60
Show 18370+3452 STF2352 AC 161 210.3 60
Show 18370+3452 WAL 93 AD 204 37.9 60
Show 18458+3431 STF2390 155 4.3 61
Show 18366+3505 COU1307 327 1.2 63
Show 18380+3417 LDS4793 182 54.2 65
Show 18380+3416 CRB 128 148 11.7 65
Show 18360+3452 TDT 953 136 0.4 71
Show 18384+3603 STF2362 187 4.4 72
Show 18445+3400 STTA172 5 64.9 73
Show 18423+3616 A 1381 93 0.4 74
Show 18357+3452 GII 48 313 0.3 75
Show 18465+3414 COU1153 116 0.4 78
Show 18412+3627 TDT 993 164 0.4 84
Show 18419+3629 SLE 364 170 22.1 86
Show 18475+3415 KPP4122 53 4.1 87
Show 18352+3427 CHR 75 267 0.2 88
Show 18483+3432 POP 43 297 2.6 89
Show 18344+3503 POP 15 313 8.8 90

 
 
WDS 18416+3503 : COMPONENTS
 
 
  A
B pa=176.4°
sep=57.73"
 
 
18416+3503 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184140.31+350324.9 Mag 12.2 PmRA 16.00
PmDE -27.0
 
 
18416+3503 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184140.61+350227.3 Mag 13.4 PmRA 13.00
PmDE -17.0 Calc delta mag 1.2 Calc coord yes