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487801 (2015 SV4)
Classification: Main-belt Asteroid          SPK-ID: 2487801
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1143901234742169 7.4965e-08  
a 2.340260927750632 3.2648e-08 au
q 2.072558191263352 1.71e-07 au
i 6.358539936989095 8.0334e-06 deg
node 294.3822886141966 8.01e-05 deg
peri 359.8159306138282 9.0529e-05 deg
M 170.9366502174845 4.9656e-05 deg
tp 2458379.591596293575
(2018-Sep-18.09159629)
0.00017228 TDB
period 1307.660031069506
3.58
2.7364e-05
7.492e-08
d
yr
n .2753009126581348 5.761e-09 deg/d
Q 2.607963664237912 3.6383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      4562 days (12.49 yr)  
   first obs. used      2004-08-23  
   last obs. used      2017-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56676  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-15 18:57:16  

Additional Information
 Earth MOID = 1.05648 au 
 Jupiter MOID = 2.55777 au 
 T_jup = 3.548 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456805.5 (2014-May-28.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1148804521341444 7.5029e-08  
q 2.070767016121696 1.7117e-07 au
tp 2457073.163723427642
(2015-Feb-19.66372343)
0.0001569 TDB
node 294.4558178101825 8.0127e-05 deg
peri 359.9988854623072 9.0494e-05 deg
i 6.357885428136794 8.0352e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      78  
   data-arc span      4562 days (12.49 yr)  
   first obs. used      2004-08-23  
   last obs. used      2017-02-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .56676  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-May-15 18:57:16  

Additional Information
 Jupiter MOID = 2.55777 au 
 T_jup = 3.548 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.629318693873767E-15 -1.267000894645421E-14 4.600836974396138E-12 -2.588462431185452E-14 1.120366448277547E-12 -8.359646105851186E-15
q -1.267000894645421E-14 2.930005420921932E-14 -8.602369594031646E-12 5.877296966730097E-14 -2.090286595898862E-12 1.849137073129968E-14
tp 4.600836974396138E-12 -8.602369594031646E-12 2.46163233241506E-8 -5.292044655362262E-11 6.674392677636932E-9 -3.133134334034712E-11
node -2.588462431185452E-14 5.877296966730097E-14 -5.292044655362262E-11 6.420259890912168E-9 -6.393938898341793E-9 2.147837704958752E-10
peri 1.120366448277547E-12 -2.090286595898862E-12 6.674392677636932E-9 -6.393938898341793E-9 8.189110337276481E-9 -2.21968732142471E-10
i -8.359646105851186E-15 1.849137073129968E-14 -3.133134334034712E-11 2.147837704958752E-10 -2.21968732142471E-10 6.456501916500104E-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 17.7   n/a MPO495392  

487801 (2015 SV4)          Discovered 2005-Nov-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 SV4 = 2010 DQ93 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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