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101987 (1999 RZ62)
Classification: Main-belt Asteroid          SPK-ID: 2101987
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2551023222501156 4.9499e-08  
a 2.620637976798183 1.716e-08 au
q 1.952107143140122 1.389e-07 au
i 4.987483849482165 5.1203e-06 deg
node 308.5193860076046 4.375e-05 deg
peri 92.06487920723536 4.5282e-05 deg
M 284.4672463839652 1.3354e-05 deg
tp 2459325.618579761617
(2021-Apr-21.11857976)
5.9859e-05 TDB
period 1549.562052366844
4.24
1.522e-05
4.167e-08
d
yr
n .2323237068500264 2.2819e-09 deg/d
Q 3.289168810456244 2.1538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      565  
   data-arc span      7744 days (21.20 yr)  
   first obs. used      1999-08-08  
   last obs. used      2020-10-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52166  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:57:20  

Additional Information
 Earth MOID = .967942 au 
 Jupiter MOID = 2.17365 au 
 T_jup = 3.353 
[ show covariance matrix ]

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 15.6   n/a MPO436477  

101987 (1999 RZ62)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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