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487432 (2014 RU8)
Classification: Main-belt Asteroid          SPK-ID: 2487432
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0892741533933727 1.0734e-07  
a 3.189371310706773 6.2294e-08 au
q 2.904642887086314 3.1669e-07 au
i 10.30478178496097 7.6641e-06 deg
node 129.2820793061253 4.2279e-05 deg
peri 217.4196288246208 6.5616e-05 deg
M 357.494506845573 4.2084e-05 deg
tp 2459014.979273498189
(2020-Jun-14.47927350)
0.00024309 TDB
period 2080.444103444436
5.70
6.0952e-05
1.669e-07
d
yr
n .1730399770914176 5.0696e-09 deg/d
Q 3.474099734327231 6.7855e-08 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      4467 days (12.23 yr)  
   first obs. used      2008-07-29  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:26:54  

Additional Information
 Earth MOID = 1.90414 au 
 Jupiter MOID = 1.9036 au 
 T_jup = 3.166 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457876.5 (2017-May-03.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09366952188059774 1.0731e-07  
q 2.889778387374906 3.1984e-07 au
tp 2456931.877854734122
(2014-Oct-01.37785473)
0.00024466 TDB
node 129.5588498201354 4.2391e-05 deg
peri 217.0584300022993 6.3121e-05 deg
i 10.29147164581063 7.6645e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      4467 days (12.23 yr)  
   first obs. used      2008-07-29  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60276  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 02:26:54  

Additional Information
 Jupiter MOID = 1.9036 au 
 T_jup = 3.166 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.151491191134004E-14 -3.393582899479749E-14 -1.068325375985555E-11 1.203597196798097E-13 -2.323764254339375E-12 -1.916501404505641E-14
q -3.393582899479749E-14 1.02299790141545E-13 2.819018579212899E-11 -3.36113983009526E-13 6.415189626987309E-12 6.633537699726762E-14
tp -1.068325375985555E-11 2.819018579212899E-11 5.985972688468359E-8 -1.832896466549878E-10 1.146254864281056E-8 -1.509433099031986E-11
node 1.203597196798097E-13 -3.36113983009526E-13 -1.832896466549878E-10 1.797007668263244E-9 -1.803886586386705E-9 1.201227108993512E-10
peri -2.323764254339375E-12 6.415189626987309E-12 1.146254864281056E-8 -1.803886586386705E-9 3.984313773803117E-9 -1.204177323571147E-10
i -1.916501404505641E-14 6.633537699726762E-14 -1.509433099031986E-11 1.201227108993512E-10 -1.204177323571147E-10 5.874493294471001E-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 MPO399032  

487432 (2014 RU8)          Discovered 2014-Jul-30 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

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