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Doubles in session


Current system
18473+2125
GRV 239


Nearby doubles
27' : 18490+2110
STF2401AB

34' : 18498+2124
HU 327

37' : 18487+2053
RAS 27

41' : 18498+2149
BRT2449

48' : 18472+2213
JNN 119

54' : 18490+2213
GRV 241

55' : 18443+2052
HU 325

56' : 18500+2043
HU 328

57' : 18509+2058
COU 317AB

58' : 18457+2033
HJ 2839AB

58' : 18490+2219
TDT1068

59' : 18515+2117
TDT1091

59' : 18482+2028
TDT1060

63' : 18511+2200
TDT1086

69' : 18523+2126
ISO 8

70' : 18425+2116
BRT2448

73' : 18443+2224
HU 1657

74' : 18444+2015
ALD 4AB

75' : 18517+2041
J 809

76' : 18527+2112
TDT1103

77' : 18449+2234
HDS2655

79' : 18469+2243
TDT1052

79' : 18426+2209
COU 208

80' : 18442+2231
COU 209AB

80' : 18523+2206
TDT1096

82' : 18515+2223
TDT1090



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.

18473+2125 GRV 239

 
 
18h 47m 23.01s +21° 25' 23.5" P.A. 244.00 sep 7.6 mag 10.60,12.60
 
 
Coord 2000 18473+2125 Discov num GRV 239 Comp Coord arcsec 2000 18 47 23.01 +21 25 23.5
Date first 1896 Date last 2015 Obs 9
Pa first 246 Pa last 243.5 P.A. Now (θ) 243.5°
Sep first 7.5 Sep last 7.633 Sep. Now (ρ) 7.633"
Mag pri 10.60 Mag sec 12.60 delta mag (ΔM) 2 Spectral class
Pri motion ra -013 Sec motion ra -010
Pri motion dec -010 Sec motion dec -010
Notes
rPM=0.183 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Hercules Tycho2 1595-01673-1 Gaia DR2 4531091579901834496 HD 343096
 
 
WDS 18473+2125 GRV 239 : 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
18473+2125 GRV 239 2000 4 244 7.7 10.60 12.60 D 184723.01+212523.5
18473+2125 GRV 239 2001 5 244 7.6 10.60 12.60 D 184723.01+212523.5
18473+2125 GRV 239 2015 5 244 7.6 10.60 12.60 184723.01+212523.5

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

 
 
WDS 18473+2125 GRV 239 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18473+2125 GRV 239 : MEASURES
 
 
No records found.

 
 
WDS 18473+2125 : VIRTUAL EYEPIECE
 
 

18473+2125 GRV 239A mag 10.6 18473+2125 GRV 239B sep 7.2 P.A. 241.80 mag 12.6 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 18473+2125 : ALADIN DSS IMAGE @ 18h 47m 23.01s +21° 25' 23.5"
 
 
 
 
WDS 18473+2125 GRV 239 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18473+2125 GRV 239 distance=0' 18490+2110 STF2401AB distance=27' 18490+2110 STF2401AC distance=27' 18498+2124 HU 327 distance=34' 18487+2053 RAS 27 distance=37' 18498+2149 BRT2449 distance=41' 18472+2213 JNN 119 distance=48' 18490+2213 GRV 241 distance=54' 18443+2052 HU 325 distance=55' 18500+2043 HU 328 distance=56' 18509+2058 COU 317AB distance=57' 18509+2058 COU 317AC distance=57' 18457+2033 HJ 2839AB distance=58' 18457+2033 HJ 2839AC distance=58' 18457+2033 HJ 2839AD distance=58' 18457+2033 HJ 2839AE distance=58' 18490+2219 TDT1068 distance=58' 18515+2117 TDT1091 distance=59' 18482+2028 TDT1060 distance=59' 18511+2200 TDT1086 distance=63' 18523+2126 ISO 8 distance=69' 18425+2116 BRT2448 distance=70' 18443+2224 HU 1657 distance=73' 18444+2015 ALD 4AB distance=74' 18444+2015 DAM 640AC distance=74' 18517+2041 J 809 distance=75' 18527+2112 TDT1103 distance=76' 18449+2234 HDS2655 distance=77' 18469+2243 TDT1052 distance=79' 18426+2209 COU 208 distance=79' 18442+2231 COU 209AB distance=80' 18442+2231 COU 209AC distance=80' 18523+2206 TDT1096 distance=80' 18515+2223 TDT1090 distance=82' 18528+2043 TDT1105 distance=88' 18412+2111 TDT 994 distance=89' 18474+1957 TDT1056 distance=89' 18444+2003 GRV 238 distance=92' 18408+2142 HU 324 distance=93' 18420+2221 TDT1008 distance=94' 18505+2002 KU 121 distance=95' 18496+1953 MMA 28 distance=98' 18542+2158 TDS 952 distance=101' 18501+1952 TDT1079 distance=102' 18511+2253 COU 318 distance=102' 18508+1954 KPP 426 distance=103' 18525+2007 TDT1101 distance=107' 18430+1955 TDS 936 distance=110' 18509+2305 POU3566 distance=112' 18545+2037 STF2415 distance=112' 18445+2310 POU3517 distance=112' 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 18473+2125 GRV 239 244 7.6
Show 18490+2110 STF2401 AB 38 4.1 27
Show 18490+2110 STF2401 AC 149 92.9 27
Show 18498+2124 HU 327 60 0.3 34
Show 18487+2053 RAS 27 218 1.2 37
Show 18498+2149 BRT2449 229 3.9 41
Show 18472+2213 JNN 119 270 0.4 48
Show 18490+2213 GRV 241 175 27.1 54
Show 18443+2052 HU 325 6 0.4 55
Show 18500+2043 HU 328 187 4.8 56
Show 18509+2058 COU 317 AB 94 1.5 57
Show 18509+2058 COU 317 AC 2 17.3 57
Show 18457+2033 HJ 2839 AB 57 74.8 58
Show 18457+2033 HJ 2839 AC 59 73.0 58
Show 18457+2033 HJ 2839 AD 336 25.4 58
Show 18457+2033 HJ 2839 AE 13 61.1 58
Show 18490+2219 TDT1068 15 0.5 58
Show 18515+2117 TDT1091 297 0.7 59
Show 18482+2028 TDT1060 175 0.6 59
Show 18511+2200 TDT1086 117 0.6 63
Show 18523+2126 ISO 8 138 0.2 69
Show 18425+2116 BRT2448 294 3.8 70
Show 18443+2224 HU 1657 244 0.3 73
Show 18444+2015 ALD 4 AB 338 4.1 74
Show 18444+2015 DAM 640 AC 169 11.0 74
Show 18517+2041 J 809 211 1.6 75
Show 18527+2112 TDT1103 278 1.3 76
Show 18449+2234 HDS2655 196 0.3 77
Show 18469+2243 TDT1052 77 0.5 79
Show 18426+2209 COU 208 304 0.3 79
Show 18442+2231 COU 209 AB 38 2.1 80
Show 18442+2231 COU 209 AC 204 39.8 80
Show 18523+2206 TDT1096 313 1.6 80
Show 18515+2223 TDT1090 306 0.8 82
Show 18528+2043 TDT1105 12 0.6 88
Show 18412+2111 TDT 994 27 0.7 89
Show 18474+1957 TDT1056 171 4.6 89
Show 18444+2003 GRV 238 345 36.6 92
Show 18408+2142 HU 324 113 0.9 93
Show 18420+2221 TDT1008 41 2.4 94
Show 18505+2002 KU 121 312 31.5 95
Show 18496+1953 MMA 28 70 13.9 98
Show 18542+2158 TDS 952 70 1.1 101
Show 18501+1952 TDT1079 295 1.3 102
Show 18511+2253 COU 318 286 3.4 102
Show 18508+1954 KPP 426 97 4.6 103
Show 18525+2007 TDT1101 117 0.6 107
Show 18430+1955 TDS 936 157 2.0 110
Show 18509+2305 POU3566 133 15.6 112
Show 18545+2037 STF2415 290 2.0 112
Show 18445+2310 POU3517 310 6.2 112

 
 
WDS 18473+2125 : COMPONENTS
 
 
  A
B pa=241.8°
sep=7.21"
 
 
18473+2125 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 184723.01+212523.5 Mag 10.6 PmRA -13.00
PmDE -10.0 Tycho2 1595-01673-1 HD 343096
Tycho2
Tycho2 1595-01673-1 Pflag RAmdeg 281.84584980 DEmdeg 21.42319568
PmRA -13.0 PmDE -9.6 E RAmdeg 47 E DEmdeg 36
E pmRA 1.6 E pmDE 1.6 EpRAm 1981.35 EpDEm 1985.79
Num 3 Q RAmdeg 0.3 Q DEmdeg 0.9 Q pmRA 0.3
Q pmDE 0.9 BTmag 12.164 E BTmag 0.108 VTmag 11.140
E VTmag 0.062 Prox 999 TYC HIP
CCDM RAdeg 281.84588250 DEdeg 21.42321750 EpRA 1990 1.57
EpDE 1990 1.80 E RAdeg 49.6 E DEdeg 37.0 Posflg
Corr 0.0
 
 
18473+2125 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 184722.55+212520.1 Mag 12.6 PmRA -10.00
PmDE -10.0 Calc delta mag 2 Calc coord yes