11434+2245 HJ 2581

 
 
11h 43m 23.40s +22° 44' 43.3" P.A. 78.00 sep 3.0 mag 12.06,12.30
 
 
Coord 2000 11434+2245 Discov num HJ 2581 Comp Coord arcsec 2000 11 43 23.40 +22 44 43.3
Date first 1830 Date last 2015 Obs 7
Pa first 90 Pa last 77.9 P.A. Now (θ) 77.9°
Sep first 2.0 Sep last 3.025 Sep. Now (ρ) 3.025"
Mag pri 12.06 Mag sec 12.30 delta mag (ΔM) 0.24 Spectral class
Pri motion ra +014 Sec motion ra
Pri motion dec -021 Sec motion dec
Notes N (See Notes)
Nature of this double is uncertain.
 
 
OTHER CATALOGS AND DESIGNATIONS
 
 
Constellation Leo Tycho2 1985-01399-1 Gaia DR2 3980021673511423616
 
 
WDS 11434+2245 HJ 2581 : NOTES
 
 
discov_num notes refcode
POU3110 Heintz believes HJ 2581 to be identical. Hei1983a
 
 
REFERENCES
 
 
refcode metd author reference
Hei1983a M+ j Heintz, W.D. 1983ApJS...51..249H
Hei1983a +Po ApJS 51, 249, 1983
 
 
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
11434+2245 HJ 2581 2001 5 78 3.0 12.06 12.30 N 114323.40+224443.3
11434+2245 HJ 2581 2015 6 78 3.0 12.06 12.30 N 114323.40+224443.3

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WDS 11434+2245 HJ 2581 : VISUAL OBSERVATIONS REPORTS
 
 
No records found.


 
 
WDS 11434+2245 HJ 2581 : MEASURES
 
 
No records found.

 
 
WDS 11434+2245 : VIRTUAL EYEPIECE
 
 

11434+2245 HJ 2581A mag 12.06 11434+2245 HJ 2581B sep 2.8 P.A. 76.90 mag 12.3 virtual eyepiece
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Radius:
Components only
 
 
WDS 11434+2245 : ALADIN DSS IMAGE @ 11h 43m 23.40s +22° 44' 43.3"
 
 
 
 
WDS 11434+2245 HJ 2581 : NEIGHBORHOODS
 
 
FoV:
Limit:
Primaries only


11434+2245  HJ 2581 distance=0' 11423+2302  LDS 926 distance=23' 11416+2211  KPP2632 distance=42' 11466+2231  KER   2Aa,Ab distance=47' 11466+2231  ALP  17AB distance=47' 11449+2346  POU3112 distance=61' 11421+2351  POU3109 distance=69' 11425+2355  COU 390 distance=71' 11486+2237  POU3113 distance=74' 11438+2401  A   679 distance=77' 11374+2245  POU3108 distance=83' 11387+2344  LDS 923 distance=88' 11480+2357  CBL 359 distance=97' 11438+2423  HJ  509 distance=99' 11428+2105  HU  888 distance=101' 11511+2245  HDS1671 distance=107' 11406+2102  STF1566 distance=110' 11512+2310  POU3114 distance=111' 11396+2105  CVR 120 distance=113' 11494+2405  KPP2442 distance=116' 11436+2442  LDS4138 distance=117' 11360+2346  POU3107 distance=119' 11520+2248  POU3115 distance=119' 11470+2056  CBL 357 distance=120' 11516+2207  CHR  35 distance=120' 11367+2128  STF1558AB distance=121' 11367+2128  STF1558AB,C distance=121' 11367+2128  GII  95Aa,Ab distance=121' 11378+2111  SLW 620 distance=122' 11525+2240  POU3116 distance=126' 11377+2107  UC 2179 distance=127' 11525+2243  TDS8089 distance=127' 11517+2344  COU 391 distance=130' 11372+2107  UC 2177AB distance=131' 11432+2031  CVR1379 distance=134' 11342+2326  SLW 617 distance=134' 11532+2227  POU3117 distance=137' 11336+2225  HJ 2576 distance=137' 11394+2453  SLW 626 distance=140' 11421+2507  LDS4136 distance=143' 11540+2239  TDS8101 distance=148' 11442+2513  STT 239 distance=149' 11358+2437  TOK 895 distance=153' 11434+2518  RAO 576 distance=154' 11528+2117  UC 2225 distance=158' 11395+2518  A   678 distance=163' 11480+2013  MKT   7Aa,Ab distance=165' 11480+2013  STFB  7AB distance=165' 11314+2241  TDS7906 distance=166' 11323+2144  NSN 616 distance=167' 11365+2502  HDS1645 distance=167' grafico limitrofi
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Show name coord_2000 discov# comp pa sep dist(')
Show 11434+2245 HJ 2581 78 3.0
Show 11423+2302 LDS 926 22 105.1 23
Show 11416+2211 KPP2632 201 24.4 42
Show 11466+2231 KER 2 Aa,Ab 209 0.3 47
Show 11466+2231 ALP 17 AB 88 21.1 47
Show 11449+2346 POU3112 318 22.2 61
Show 11421+2351 POU3109 228 5.5 69
Show 11425+2355 COU 390 102 0.4 71
Show 11486+2237 POU3113 110 4.2 74
Show 11438+2401 A 679 92 5.5 77
Show 11374+2245 POU3108 271 8.8 83
Show 11387+2344 LDS 923 196 18.4 88
Show 11480+2357 CBL 359 173 52.1 97
Show 11438+2423 HJ 509 298 11.1 99
Show 11428+2105 HU 888 179 0.5 101
Show 11511+2245 HDS1671 69 0.6 107
Show 11406+2102 STF1566 349 2.4 110
Show 11512+2310 POU3114 246 13.2 111
Show 11396+2105 CVR 120 93 13.6 113
Show 11494+2405 KPP2442 312 21.4 116
Show 11436+2442 LDS4138 233 3.7 117
Show 11360+2346 POU3107 277 8.6 119
Show 11520+2248 POU3115 298 3.2 119
Show 11470+2056 CBL 357 262 25.2 120
Show 11516+2207 CHR 35 143 0.2 120
Show 11367+2128 STF1558 AB 168 1.3 121
Show 11367+2128 STF1558 AB,C 276 43.3 121
Show 11367+2128 GII 95 Aa,Ab 120 0.3 121
Show 11378+2111 SLW 620 39 66.6 122
Show 11525+2240 POU3116 37 15.1 126
Show 11377+2107 UC 2179 4 10.4 127
Show 11525+2243 TDS8089 100 0.4 127
Show 11517+2344 COU 391 301 0.3 130
Show 11372+2107 UC 2177 AB 208 9.1 131
Show 11432+2031 CVR1379 165 4.8 134
Show 11342+2326 SLW 617 346 153.3 134
Show 11532+2227 POU3117 116 10.8 137
Show 11336+2225 HJ 2576 156 12.1 137
Show 11394+2453 SLW 626 211 8.7 140
Show 11421+2507 LDS4136 137 10.8 143
Show 11540+2239 TDS8101 292 0.4 148
Show 11442+2513 STT 239 32 36.4 149
Show 11358+2437 TOK 895 205 0.3 153
Show 11434+2518 RAO 576 111 0.5 154
Show 11528+2117 UC 2225 203 5.8 158
Show 11395+2518 A 678 226 1.2 163
Show 11480+2013 MKT 7 Aa,Ab 23 0.0 165
Show 11480+2013 STFB 7 AB 356 75.5 165
Show 11314+2241 TDS7906 244 1.9 166
Show 11323+2144 NSN 616 125 1.7 167
Show 11365+2502 HDS1645 328 0.2 167

 
 
WDS 11434+2245 : COMPONENTS
 
 
  A
B pa=76.9°
sep=2.80"
 
 
11434+2245 A
 
 
Componente originario normalizzato AB Coord arcsec 2000 114323.40+224443.3 Mag 12.06 PmRA 14.00
PmDE -21.0 Tycho2 1985-01399-1
Tycho2
Tycho2 1985-01399-1 Pflag RAmdeg 175.84754070 DEmdeg 22.74538345
PmRA 25.3 PmDE -24.1 E RAmdeg 102 E DEmdeg 111
E pmRA 2.1 E pmDE 2.2 EpRAm 1951.49 EpDEm 1945.38
Num 3 Q RAmdeg 2.0 Q DEmdeg 0.7 Q pmRA 2.0
Q pmDE 0.7 BTmag 13.595 E BTmag 0.500 VTmag 12.058
E VTmag 0.225 Prox 999 TYC HIP
CCDM RAdeg 175.84747833 DEdeg 22.74543917 EpRA 1990 1.80
EpDE 1990 1.72 E RAdeg 132.5 E DEdeg 152.2 Posflg
Corr 0.1
CCDM
Ccdm 11434+2245 RComp Comp A Note1
Note2 Discov num DRAs -0.50 DDEs -15.5
R dRAs 65 Year Theta Rho
Obs 2 Vmag 11.8 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11382N2318A
HIC
 
 
11434+2245 B
 
 
Componente originario normalizzato AB Coord arcsec 2000 114323.60+224443.9 Mag 12.3 Calc delta mag 0.24
Calc coord yes
CCDM
Ccdm 11434+2245 RComp Comp B Note1
Note2 Discov num POU3110 DRAs DDEs
R dRAs Year 1898 Theta 080 Rho 3.7
Obs 1 Vmag 12.0 Sp PmNote
PmRA PmDE Dm number Cat1
Name2 Cat2 HD M HD
ADS BDS M ADS BDS N IDS IDS 11382N2318B
HIC