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305140 (2007 VO168)
Classification: Main-belt Asteroid          SPK-ID: 2305140
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1209819252914958 5.7698e-08  
a 2.62289172953309 3.752e-08 au
q 2.305569238263035 1.5439e-07 au
i 18.27418475117241 8.5982e-06 deg
node 65.60178110573949 2.4965e-05 deg
peri 46.08606350241985 4.7036e-05 deg
M 309.1800959215976 4.172e-05 deg
tp 2459219.528340482594
(2021-Jan-05.02834048)
0.00018133 TDB
period 1551.561420739553
4.25
3.3293e-05
9.115e-08
d
yr
n .2320243305794531 4.9786e-09 deg/d
Q 2.940214220803144 4.206e-08 au
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      4331 days (11.86 yr)  
   first obs. used      2005-05-14  
   last obs. used      2017-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69263  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 13:26:07  

Additional Information
 Earth MOID = 1.35305 au 
 Jupiter MOID = 2.37964 au 
 T_jup = 3.322 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456754.5 (2014-Apr-07.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193067938957471 5.7626e-08  
q 2.31103455036683 1.541e-07 au
tp 2456114.063195042547
(2012-Jul-05.56319504)
0.00017451 TDB
node 65.64655949689116 2.4985e-05 deg
peri 45.88634433801486 4.7638e-05 deg
i 18.26316244631476 8.5965e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      110  
   data-arc span      4331 days (11.86 yr)  
   first obs. used      2005-05-14  
   last obs. used      2017-03-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .69263  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-10 13:26:07  

Additional Information
 Jupiter MOID = 2.37964 au 
 T_jup = 3.322 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.320782437131255E-15 -8.670238938116956E-15 1.675099110397825E-13 1.610250717569799E-15 1.844970667464385E-13 -9.559552357168161E-15
q -8.670238938116956E-15 2.374723094868625E-14 -6.778778971463201E-13 -1.97847239883335E-15 -4.486505786145153E-13 3.007404179914545E-14
tp 1.675099110397825E-13 -6.778778971463201E-13 3.045532993758943E-8 1.313742300555166E-10 7.126650243028323E-9 -1.235726113231947E-11
node 1.610250717569799E-15 -1.97847239883335E-15 1.313742300555166E-10 6.242666370342251E-10 -5.606113876498362E-10 -9.912503219397453E-11
peri 1.844970667464385E-13 -4.486505786145153E-13 7.126650243028323E-9 -5.606113876498362E-10 2.269399527584078E-9 9.107947739926897E-11
i -9.559552357168161E-15 3.007404179914545E-14 -1.235726113231947E-11 -9.912503219397453E-11 9.107947739926897E-11 7.390021707596041E-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 16.8   n/a MPO260598  

305140 (2007 VO168)          Discovered 2007-Nov-05 by Spacewatch at Kitt Peak
Reference: 20111110/Numbers.arcLast Updated: 2011-11-14

[ show close-approach data ]
Alternate Designations
 2007 VO168 = 2005 JE142 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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