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434147 (2002 RH156)
Classification: Mars-crossing Asteroid          SPK-ID: 2434147
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 .2873331205274743 7.4358e-08  
a 2.268652521267756 1.1173e-08 au
q 1.616793512939369 1.6914e-07 au
i 1.855767693673338 5.5119e-06 deg
node 264.7665173098248 0.00025076 deg
peri 23.87673029788991 0.00025138 deg
M 103.2235229690657 1.4023e-05 deg
tp 2458642.628942541730
(2019-Jun-08.12894254)
4.9309e-05 TDB
period 1248.102922466486
3.42
9.2199e-06
2.524e-08
d
yr
n .2884377510218247 2.1307e-09 deg/d
Q 2.920511529596142 1.4383e-08 au
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2002-09-11  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:39:49  

Additional Information
 Earth MOID = .600677 au 
 Jupiter MOID = 2.26973 au 
 T_jup = 3.558 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457947.5 (2017-Jul-13.0) TDB
Reference: JPL 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2872933668474859 7.4296e-08  
q 1.616751978866794 1.6906e-07 au
tp 2457394.944148440134
(2016-Jan-07.44414844)
5.2915e-05 TDB
node 264.7691287182982 0.00025086 deg
peri 23.923793510318 0.00025148 deg
i 1.855273794332678 5.51e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      119  
   data-arc span      6252 days (17.12 yr)  
   first obs. used      2002-09-11  
   last obs. used      2019-10-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66755  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-08 15:39:49  

Additional Information
 Jupiter MOID = 2.26973 au 
 T_jup = 3.558 
Orbit Covariance (6×6)
  e q tp node peri i
e 5.519863986282601E-15 -1.254639166705776E-14 2.157798989839122E-12 8.318114776941174E-14 5.284781628918757E-13 -1.169745660965976E-14
q -1.254639166705776E-14 2.858202825771718E-14 -5.092001202776691E-12 -1.918324069953369E-13 -1.260471701930026E-12 2.697772609907567E-14
tp 2.157798989839122E-12 -5.092001202776691E-12 2.800007401744484E-9 5.403913264801499E-11 9.731650389280844E-10 -8.35995627895653E-12
node 8.318114776941174E-14 -1.918324069953369E-13 5.403913264801499E-11 6.293059377549898E-8 -6.288180347916861E-8 6.541670558545238E-10
peri 5.284781628918757E-13 -1.260471701930026E-12 9.731650389280844E-10 -6.288180347916861E-8 6.323999351196302E-8 -6.566821608908169E-10
i -1.169745660965976E-14 2.697772609907567E-14 -8.35995627895653E-12 6.541670558545238E-10 -6.566821608908169E-10 3.036052472169318E-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 18.2   n/a MPO434582  

434147 (2002 RH156)          Discovered 2002-Sep-11 by NEAT at Palomar
Reference: Last Updated: 2015-06-04
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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