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102159 (1999 RY213)
Classification: Main-belt Asteroid          SPK-ID: 2102159
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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1193951536330914 3.7859e-08  
a 2.242248225136691 8.8028e-09 au
q 1.97453465381297 8.3671e-08 au
i 2.234948724481115 4.3943e-06 deg
node 160.5717738507402 0.00010876 deg
peri 82.90078562937816 0.00011069 deg
M 192.105065545133 2.1704e-05 deg
tp 2459772.451301717382
(2022-Jul-11.95130172)
7.5578e-05 TDB
period 1226.376896282167
3.36
7.2219e-06
1.977e-08
d
yr
n .293547604403965 1.7286e-09 deg/d
Q 2.509961796460413 9.8538e-09 au
  Orbit Determination Parameters
   # obs. used (total)      597  
   data-arc span      8899 days (24.36 yr)  
   first obs. used      1996-09-21  
   last obs. used      2021-02-01  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55437  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:40:37  

Additional Information
 Earth MOID = .961518 au 
 Jupiter MOID = 2.4956 au 
 T_jup = 3.623 
[ 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 16.53   n/a MPCxxxxx  

102159 (1999 RY213)          Discovered 1999-Sep-13 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RY213 = 2002 JB66 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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