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212860 (2007 VJ105)
Classification: Main-belt Asteroid          SPK-ID: 2212860
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ 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 .06213463386912371 5.5172e-08  
a 2.66345470600019 2.9844e-08 au
q 2.497961923015873 1.5631e-07 au
i 4.962479637004595 5.4533e-06 deg
node 242.016275993276 7.9744e-05 deg
peri 172.3934169523082 0.00010196 deg
M 320.6379340244947 6.8368e-05 deg
tp 2459174.096827673953
(2020-Nov-20.59682767)
0.0003033 TDB
period 1587.692526137046
4.35
2.6685e-05
7.306e-08
d
yr
n .2267441548496183 3.811e-09 deg/d
Q 2.828947488984506 3.1698e-08 au
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7702 days (21.09 yr)  
   first obs. used      1998-08-26  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55445  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:47:26  

Additional Information
 Earth MOID = 1.50939 au 
 Jupiter MOID = 2.40649 au 
 T_jup = 3.376 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456835.5 (2014-Jun-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06312459497483193 5.6141e-08  
q 2.495936025074512 1.5976e-07 au
tp 2457575.437257616064
(2016-Jul-05.93725762)
0.00027993 TDB
node 242.0709024505783 7.9786e-05 deg
peri 170.2087057215216 0.00010095 deg
i 4.959788769218162 5.4568e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      291  
   data-arc span      7702 days (21.09 yr)  
   first obs. used      1998-08-26  
   last obs. used      2019-09-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55445  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 23:47:26  

Additional Information
 Jupiter MOID = 2.40649 au 
 T_jup = 3.376 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.15180532908665E-15 -8.837668511682492E-15 -5.801106509997293E-12 2.606932645281043E-14 -1.217546205637007E-12 -3.99260394003914E-15
q -8.837668511682492E-15 2.552484472592603E-14 1.996584210930438E-11 -7.246460756684693E-14 4.175964614502521E-12 1.263456132997864E-14
tp -5.801106509997293E-12 1.996584210930438E-11 7.835947861119468E-8 -4.915619411882673E-11 1.736137556124451E-8 2.492275596176127E-11
node 2.606932645281043E-14 -7.246460756684693E-14 -4.915619411882673E-11 6.365819293687011E-9 -6.351284341167365E-9 -1.026304854946878E-10
peri -1.217546205637007E-12 4.175964614502521E-12 1.736137556124451E-8 -6.351284341167365E-9 1.019044982337938E-8 1.076154909450383E-10
i -3.99260394003914E-15 1.263456132997864E-14 2.492275596176127E-11 -1.026304854946878E-10 1.076154909450383E-10 2.977654767395144E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.2   n/a MPO440127  

212860 (2007 VJ105)          Discovered 2007-Nov-03 by Spacewatch at Kitt Peak
Reference: 20090409/Numbers.arcLast Updated: 2009-04-10

Alternate Designations
 2007 VJ105 = 1998 QN28 = 2005 GR147 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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