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461187 (2015 VE78)
Classification: Main-belt Asteroid          SPK-ID: 2461187
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09336185348131423 5.128e-08  
a 2.313327485957756 2.0586e-08 au
q 2.097350944159471 1.1756e-07 au
i 6.146744323378694 4.9922e-06 deg
node 160.2417852124802 5.3399e-05 deg
peri 222.8473470215118 6.2834e-05 deg
M 128.2561561580494 3.3087e-05 deg
tp 2458542.643037232968
(2019-Feb-28.14303723)
0.000116 TDB
period 1285.150838241356
3.52
1.7154e-05
4.697e-08
d
yr
n .2801227601365736 3.7391e-09 deg/d
Q 2.529304027756041 2.2508e-08 au
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      5643 days (15.45 yr)  
   first obs. used      2004-08-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56054  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:38:11  

Additional Information
 Earth MOID = 1.10408 au 
 Jupiter MOID = 2.84369 au 
 T_jup = 3.569 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457443.5 (2016-Feb-25.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09297756880391053 5.1387e-08  
q 2.098025156450582 1.1782e-07 au
tp 2457254.607967054739
(2015-Aug-20.10796705)
0.000112 TDB
node 160.2864675790182 5.3348e-05 deg
peri 222.1107442604223 6.2861e-05 deg
i 6.148967852604239 4.9953e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      111  
   data-arc span      5643 days (15.45 yr)  
   first obs. used      2004-08-20  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56054  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-26 12:38:11  

Additional Information
 Jupiter MOID = 2.84369 au 
 T_jup = 3.569 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.640627867070177E-15 -5.979423447105459E-15 -2.035242339985902E-13 2.154380716907528E-14 -1.763970009694915E-13 -6.516726559135567E-15
q -5.979423447105459E-15 1.38816703541794E-14 8.705166790359845E-13 -4.922710864163919E-14 5.334657173071248E-13 1.518768463385111E-14
tp -2.035242339985902E-13 8.705166790359845E-13 1.254419983908459E-8 1.812253298089212E-11 3.747356904620395E-9 -1.013173800009063E-11
node 2.154380716907528E-14 -4.922710864163919E-14 1.812253298089212E-11 2.846007091659808E-9 -2.824415245659382E-9 -1.250751335081001E-11
peri -1.763970009694915E-13 5.334657173071248E-13 3.747356904620395E-9 -2.824415245659382E-9 3.951454207246166E-9 9.584743474114881E-12
i -6.516726559135567E-15 1.518768463385111E-14 -1.013173800009063E-11 -1.250751335081001E-11 9.584743474114881E-12 2.495297509008564E-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 18.0   n/a MPO456232  

461187 (2015 VE78)          Discovered 2008-Nov-03 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2016-02-25

Alternate Designations
 2015 VE78 = 2008 VY45 = 2013 CZ5 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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