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160598 (1999 RP162)
Classification: Main-belt Asteroid          SPK-ID: 2160598
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2026703523098388 8.8882e-08  
a 2.542177127493114 1.3346e-08 au
q 2.026953193430071 2.321e-07 au
i 4.281255611744015 8.3663e-06 deg
node 295.2119744838382 5.3386e-05 deg
peri 46.18146305457562 5.6305e-05 deg
M 47.05771067083541 1.8036e-05 deg
tp 2458806.975732752539
(2019-Nov-19.47573275)
7.3266e-05 TDB
period 1480.495655566691
4.05
1.1659e-05
3.192e-08
d
yr
n .2431618077678198 1.9149e-09 deg/d
Q 3.057401061556158 1.6051e-08 au
  Orbit Determination Parameters
   # obs. used (total)      527  
   data-arc span      7395 days (20.25 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:24:20  

Additional Information
 Earth MOID = 1.02127 au 
 Jupiter MOID = 2.35235 au 
 T_jup = 3.412 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456845.5 (2014-Jul-07.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2043300475893197 8.8332e-08  
q 2.021845104108938 2.3093e-07 au
tp 2457327.532767112780
(2015-Nov-01.03276711)
6.6123e-05 TDB
node 295.3238511813503 5.3438e-05 deg
peri 46.34047161840439 5.6312e-05 deg
i 4.279429678847996 8.3653e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      527  
   data-arc span      7395 days (20.25 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53449  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 12:24:20  

Additional Information
 Jupiter MOID = 2.35235 au 
 T_jup = 3.412 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.802477309644853E-15 -2.03833681788924E-14 -4.501405211843343E-12 4.124352478087154E-14 -1.107510778100987E-12 -1.541704640877125E-14
q -2.03833681788924E-14 5.332753793585544E-14 1.177885147449378E-11 -1.074161900949057E-13 2.890823805541193E-12 4.049368583620174E-14
tp -4.501405211843343E-12 1.177885147449378E-11 4.372210450830715E-9 -2.533895240771706E-11 1.177048510348196E-9 1.074163869394539E-11
node 4.124352478087154E-14 -1.074161900949057E-13 -2.533895240771706E-11 2.855609798440329E-9 -2.853184474544186E-9 1.820686700990437E-10
peri -1.107510778100987E-12 2.890823805541193E-12 1.177048510348196E-9 -2.853184474544186E-9 3.170997221494428E-9 -1.789960564551716E-10
i -1.541704640877125E-14 4.049368583620174E-14 1.074163869394539E-11 1.820686700990437E-10 -1.789960564551716E-10 6.997754064729628E-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 16.0   n/a MPO436810  

160598 (1999 RP162)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

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