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392143 (2009 HV26)
Classification: Main-belt Asteroid          SPK-ID: 2392143
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1372278592860024 7.8645e-08  
a 3.137882749882149 5.1207e-08 au
q 2.707277817425347 2.715e-07 au
i 1.097830321685252 8.9226e-06 deg
node 21.4218664442018 0.00033532 deg
peri 254.1649032569849 0.00033689 deg
M 304.1364404897255 3.4593e-05 deg
tp 2459315.550082919726
(2021-Apr-11.05008292)
0.00019932 TDB
period 2030.268583766871
5.56
4.9698e-05
1.361e-07
d
yr
n .177316441222802 4.3404e-09 deg/d
Q 3.56848768233895 5.8234e-08 au
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      5342 days (14.63 yr)  
   first obs. used      2005-09-30  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69416  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:27:26  

Additional Information
 Earth MOID = 1.69117 au 
 Jupiter MOID = 1.54988 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457670.5 (2016-Oct-09.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1362776458856234 7.8748e-08  
q 2.712719298860271 2.7202e-07 au
tp 2457281.982621831174
(2015-Sep-16.48262183)
0.00017738 TDB
node 21.470374146851 0.00033503 deg
peri 253.8605094639952 0.00033662 deg
i 1.0981115774043 8.9223e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      130  
   data-arc span      5342 days (14.63 yr)  
   first obs. used      2005-09-30  
   last obs. used      2020-05-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69416  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 16:27:26  

Additional Information
 Jupiter MOID = 1.54988 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 6.201315950116153E-15 -2.120552561534806E-14 -5.91526922951612E-12 6.321006866602728E-14 -9.576975511792817E-13 -1.812112184589886E-15
q -2.120552561534806E-14 7.399446652641689E-14 2.134334474810611E-11 -2.405858707499768E-13 3.559643499812184E-12 7.760858841721776E-15
tp -5.91526922951612E-12 2.134334474810611E-11 3.146394889980308E-8 -8.646154378656384E-11 5.820748324070316E-9 4.159128741139137E-12
node 6.321006866602728E-14 -2.405858707499768E-13 -8.646154378656384E-11 1.122433918176739E-7 -1.122381513800309E-7 7.230204540501881E-10
peri -9.576975511792817E-13 3.559643499812184E-12 5.820748324070316E-9 -1.122381513800309E-7 1.133123760574887E-7 -7.220454510728265E-10
i -1.812112184589886E-15 7.760858841721776E-15 4.159128741139137E-12 7.230204540501881E-10 -7.220454510728265E-10 7.960663012956079E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.3   n/a MPO434452  

392143 (2009 HV26)          Discovered 2009-Apr-18 by Spacewatch at Kitt Peak
Reference: Last Updated: 2014-04-17

[ show close-approach data ]
Alternate Designations
 2009 HV26 = 2005 SU195 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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