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Doubles in session


Current system
18144+2127
HJ 2828
HD 341868


Nearby doubles
3' : 18142+2127
BIG 2

13' : 18151+2136
LDS4780

19' : 18133+2118
TDT 743

20' : 18135+2142
TDS 909

52' : 18162+2211
TDT 766

56' : 18183+2114
LDS4784

60' : 18155+2030
RAO 385

64' : 18099+2128
LAW 6

69' : 18141+2235
TDT 755

69' : 18130+2232
HJ 2825AB

70' : 18097+2107
COU 117

71' : 18140+2017
HO 268

72' : 18166+2022
KPP3329

75' : 18124+2236
KPP4091

76' : 18173+2025
J 759

76' : 18163+2016
HO 269

77' : 18153+2012
J 2124

80' : 18200+2120
AG 221AB

83' : 18085+2113
TDT 703

86' : 18203+2104
HDS2592

87' : 18165+2249
HU 319AB

88' : 18206+2126
UC 3554

88' : 18088+2049
AGC 8

91' : 18205+2055
COU 202

93' : 18204+2048
WFC 206

95' : 18144+1953
HDS2576



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

18144+2127 HJ 2828 (HD 341868)

 
 
18h 14m 23.56s +21° 27' 08.6" P.A. 109.00 sep 16.4 mag 9.23,9.84 Sp G5
 
 
Coord 2000 18144+2127 Discov num HJ 2828 Comp Coord arcsec 2000 18 14 23.56 +21 27 08.6
Date first 1830 Date last 2016 Obs 28
Pa first 111 Pa last 109.1 P.A. Now (θ) 109.1°
Sep first 15.0 Sep last 16.438 Sep. Now (ρ) 16.438"
Mag pri 9.23 Mag sec 9.84 delta mag (ΔM) 0.61 Spectral class G5 (yellow)
Pri motion ra -036 Sec motion ra -038
Pri motion dec -089 Sec motion dec -090
Notes N T (See Notes, Parallax indicates physical)
rPM=0.023 (< 0.3, Physical double)
This double is physical.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Name HD 341868 Constellation Hercules SAO 85849 Tycho2 1579-01567-1
Gaia DR2 4529589853178495104 HD 341868
 
 
WDS 18144+2127 HJ 2828 (HD 341868) : NOTES
 
 
discov_num notes refcode
HJ 2828 B is BD+21@3356.
HJL 259. HJL1986
 
 
REFERENCES
 
 
refcode metd author reference
HJL1986 Pa - Halbwachs, J.L. 1986A&AS...66..131H
HJL1986 A&AS 66, 131, 1986
HJL1986 (Possible CPM pairs from AGK2/3. Coarse astrometry, incl. mean 1950 dates, added
HJL1986 only for previously unknown pairs. Table 1: HJL 1 - 326, Table 2: HJL1001 - 1113)
 
 
DISCOVERER
 
 
idgroup discov author
1 HJ Herschel, J.F.W.
 
 
WDS HISTORIC DATA
 
 
coord_2000 discov_num comp epoch obs pa sep mag_pri mag_sec spectr notes coord_arcsec_2000
18144+2127 HJ 2828 2004 18 110 16.8 9.23 9.84 G5 N DV 181423.56+212708.6
18144+2127 HJ 2828 2010 20 110 16.0 9.23 9.84 G5 NV 181423.56+212708.6
18144+2127 HJ 2828 2015 21 110 16.4 9.23 9.84 G5 NV 181423.56+212708.6
18144+2127 HJ 2828 2016 22 110 16.4 9.23 9.84 G5 NV 181423.56+212708.6

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

 
 
WDS 18144+2127 HJ 2828 (HD 341868) : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 18144+2127 HJ 2828 (HD 341868) : MEASURES
 
 
No records found.

 
 
WDS 18144+2127 (HD 341868) : VIRTUAL EYEPIECE
 
 

18144+2127 HJ 2828A mag 9.23 Sp G5 18144+2127 HJ 2828B sep 15.4 P.A. 110.40 mag 9.84 virtual eyepiece
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Pass over with the mouse cursor to display the catalog designation.
Radius:
Components only
 
 
WDS 18144+2127 (HD 341868) : ALADIN DSS IMAGE @ 18h 14m 23.56s +21° 27' 08.6"
 
 
 
 
WDS 18144+2127 HJ 2828 (HD 341868) : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only

18144+2127 HJ 2828 distance=1' 18142+2127 BIG 2 distance=3' 18151+2136 LDS4780 distance=13' 18133+2118 TDT 743 distance=19' 18135+2142 TDS 909 distance=20' 18162+2211 TDT 766 distance=52' 18183+2114 LDS4784 distance=56' 18103+2128 BRT2442BC distance=57' 18103+2128 HEI9002A,BC distance=57' 18155+2030 RAO 385 distance=60' 18099+2128 LAW 6 distance=64' 18141+2235 TDT 755 distance=69' 18130+2232 HJ 2825AB distance=69' 18130+2232 HJ 2825AC distance=69' 18097+2107 COU 117 distance=70' 18140+2017 HO 268 distance=71' 18166+2022 KPP3329 distance=72' 18124+2236 KPP4091 distance=75' 18173+2025 J 759 distance=76' 18163+2016 HO 269 distance=76' 18153+2012 J 2124 distance=77' 18200+2120 AG 221AB distance=80' 18200+2120 AG 221AC distance=80' 18085+2113 TDT 703 distance=83' 18203+2104 HDS2592 distance=86' 18165+2249 HU 319AB distance=87' 18165+2249 HU 319AC distance=87' 18206+2126 UC 3554 distance=88' 18088+2049 AGC 8 distance=88' 18205+2055 COU 202 distance=91' 18204+2048 WFC 206 distance=93' 18144+1953 HDS2576 distance=95' 18163+2301 TDT 769AB distance=98' 18163+2301 GII 263Aa,Ab distance=98' 18163+2301 TDT 769AC distance=98' 18172+1955 TDT 775 distance=100' 18154+1946 STT 346 distance=102' 18218+2130 BU 641 distance=104' 18208+2114 FUR 3 distance=104' 18218+2115 FUR 4 distance=106' 18134+1941 GWP2769 distance=107' 18148+2314 POU3366 distance=107' 18175+2312 POU3381 distance=114' 18171+2315 POU3378 distance=115' 18156+2321 SLE 148 distance=116' 18216+2030 HO 430 distance=117' 18122+1935 BRT2443 distance=117' 18218+3038 L 21 distance=118' 18225+2056 AZC 104 distance=118' 18200+2257 SLE 155 distance=119' 18206+2248 STF2310 distance=119' 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 18144+2127 HJ 2828 109 16.4 1
Show 18142+2127 BIG 2 140 34.5 3
Show 18151+2136 LDS4780 206 124.5 13
Show 18133+2118 TDT 743 68 1.0 19
Show 18135+2142 TDS 909 21 1.6 20
Show 18162+2211 TDT 766 213 2.4 52
Show 18183+2114 LDS4784 61 121.3 56
Show 18103+2128 BRT2442 BC 74 3.9 57
Show 18103+2128 HEI9002 A,BC 59 14.4 57
Show 18155+2030 RAO 385 87 0.8 60
Show 18099+2128 LAW 6 267 1.1 64
Show 18141+2235 TDT 755 77 1.8 69
Show 18130+2232 HJ 2825 AB 31 14.5 69
Show 18130+2232 HJ 2825 AC 343 90.4 69
Show 18097+2107 COU 117 49 2.4 70
Show 18140+2017 HO 268 180 1.0 71
Show 18166+2022 KPP3329 203 1.5 72
Show 18124+2236 KPP4091 171 1.9 75
Show 18173+2025 J 759 82 2.5 76
Show 18163+2016 HO 269 152 8.9 76
Show 18153+2012 J 2124 348 3.9 77
Show 18200+2120 AG 221 AB 12 1.8 80
Show 18200+2120 AG 221 AC 9 9.7 80
Show 18085+2113 TDT 703 176 0.7 83
Show 18203+2104 HDS2592 184 0.2 86
Show 18165+2249 HU 319 AB 125 0.3 87
Show 18165+2249 HU 319 AC 201 2.8 87
Show 18206+2126 UC 3554 172 16.8 88
Show 18088+2049 AGC 8 136 23.5 88
Show 18205+2055 COU 202 294 0.2 91
Show 18204+2048 WFC 206 45 9.4 93
Show 18144+1953 HDS2576 68 1.0 95
Show 18163+2301 TDT 769 AB 22 0.5 98
Show 18163+2301 GII 263 Aa,Ab 136 0.1 98
Show 18163+2301 TDT 769 AC 286 2.0 98
Show 18172+1955 TDT 775 156 0.9 100
Show 18154+1946 STT 346 329 5.3 102
Show 18218+2130 BU 641 341 0.8 104
Show 18208+2114 FUR 3 324 2.4 104
Show 18218+2115 FUR 4 32 3.1 106
Show 18134+1941 GWP2769 117 92.1 107
Show 18148+2314 POU3366 238 13.7 107
Show 18175+2312 POU3381 88 14.4 114
Show 18171+2315 POU3378 200 4.3 115
Show 18156+2321 SLE 148 189 20.0 116
Show 18216+2030 HO 430 194 2.5 117
Show 18122+1935 BRT2443 117 6.3 117
Show 18218+3038 L 21 91 7.1 118
Show 18225+2056 AZC 104 274 33.6 118
Show 18200+2257 SLE 155 70 10.9 119
Show 18206+2248 STF2310 235 5.1 119

 
 
WDS 18144+2127 : COMPONENTS
 
 
  A
B pa=110.4°
sep=15.43"
 
 
18144+2127 A
 
 
Componente originario normalizzato AB Name HD 341868 Coord arcsec 2000 181423.56+212708.6 Mag 9.23
Spectral class G5 (yellow) PmRA -36.00 PmDE -89.0 SAO 85849
Tycho2 1579-01567-1 HD 341868 DM BD+21 3355
Tycho2
Tycho2 1579-01567-1 Pflag RAmdeg 273.59816951 DEmdeg 21.45238119
PmRA -38.7 PmDE -91.4 E RAmdeg 11 E DEmdeg 9
E pmRA 1.1 E pmDE 1.0 EpRAm 1990.03 EpDEm 1990.60
Num 11 Q RAmdeg 0.8 Q DEmdeg 1.2 Q pmRA 0.8
Q pmDE 1.2 BTmag 10.258 E BTmag 0.024 VTmag 9.229
E VTmag 0.015 Prox 164 TYC T HIP
CCDM RAdeg 273.59826833 DEdeg 21.45259361 EpRA 1990 1.37
EpDE 1990 1.64 E RAdeg 11.0 E DEdeg 9.3 Posflg
Corr -0.2
SAO
SAO 85849 DelFlag RA1950 PmRA1950 -0.0027
DE1950 PmDE1950 -0.094 Vmag 8.7 SpType G5
Double code Source 35 CatNum 6362 DM BD+21 3355
DMcomp BDsup HD 341868 M HD 0
GC RA1950rad 4.76592088 DE1950rad 0.37415329 PmRA2000 -0.0026
PmDE2000 -0.094
CCDM
Ccdm 18144+2127 RComp Comp A Note1
Note2 Discov num DRAs -0.39 DDEs 8.1
R dRAs 10 Year Theta Rho
Obs 2 Vmag 9.8 Sp G5 PmNote *
PmRA -31 PmDE -95 Dm number +21 3355 Cat1 BD
Name2 +21 1797 Cat2 AGK2/3 HD M HD
ADS BDS B 8444 M ADS BDS N IDS IDS 18101N2126A
HIC
 
 
18144+2127 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 181424.60+212703.2 Mag 9.84 PmRA -38.00
PmDE -90.0 SAO 85850 Tycho2 1579-01853-1 HD 341869
DM BD+21 3356 Calc delta mag 0.61 Calc coord yes
Tycho2
Tycho2 1579-01853-1 Pflag RAmdeg 273.60277670 DEmdeg 21.45085168
PmRA -37.6 PmDE -90.5 E RAmdeg 17 E DEmdeg 14
E pmRA 1.1 E pmDE 1.1 EpRAm 1988.44 EpDEm 1989.50
Num 7 Q RAmdeg 1.1 Q DEmdeg 1.1 Q pmRA 1.1
Q pmDE 1.1 BTmag 10.520 E BTmag 0.029 VTmag 9.837
E VTmag 0.023 Prox 164 TYC T HIP
CCDM RAdeg 273.60287361 DEdeg 21.45106056 EpRA 1990 1.34
EpDE 1990 1.68 E RAdeg 17.0 E DEdeg 13.7 Posflg
Corr -0.2
SAO
SAO 85850 DelFlag RA1950 PmRA1950 -0.0028
DE1950 PmDE1950 -0.061 Vmag 9.1 SpType G5
Double code Source 35 CatNum 6363 DM BD+21 3356
DMcomp BDsup HD 341869 M HD 0
GC RA1950rad 4.76600076 DE1950rad 0.37412997 PmRA2000 -0.0027
PmDE2000 -0.061
CCDM
Ccdm 18144+2127 RComp Comp B Note1
Note2 Discov num HJ 2828 DRAs 0.69 DDEs 3.0
R dRAs 10 Year 1873 Theta 111 Rho 16.4
Obs 5 Vmag 10.0 Sp PmNote *
PmRA -36 PmDE -90 Dm number +21 3356 Cat1 BD
Name2 +21 1798 Cat2 AGK2/3 HD M HD
ADS BDS B 8444 M ADS BDS N IDS IDS 18101N2126B
HIC