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JPL Small-Body Database Browser
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183138 (2002 RY222)
Classification: Main-belt Asteroid          SPK-ID: 2183138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2058797712447318 5.0278e-08  
a 2.755620721516671 2.9579e-08 au
q 2.188294157733576 1.399e-07 au
i 13.12492771912067 1.1355e-05 deg
node 9.867077260901446 2.5882e-05 deg
peri 261.3049914660338 4.111e-05 deg
M 285.7134126265339 3.6617e-05 deg
tp 2458945.274785386040
(2020-Apr-05.77478539)
0.00017244 TDB
period 1670.81201502746
4.57
2.6902e-05
7.365e-08
d
yr
n .2154640957583031 3.4692e-09 deg/d
Q 3.322947285299766 3.5668e-08 au
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      2001-02-22  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68634  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 01:52:00  

Additional Information
 Earth MOID = 1.21897 au 
 Jupiter MOID = 1.97581 au 
 T_jup = 3.275 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456810.5 (2014-Jun-02.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2047248298829459 5.0261e-08  
q 2.192972492866158 1.3959e-07 au
tp 2457273.038839820086
(2015-Sep-07.53883982)
0.00016272 TDB
node 9.894886519620767 2.5883e-05 deg
peri 261.0972980111078 4.1227e-05 deg
i 13.12088355701244 1.1351e-05 deg
  Orbit Determination Parameters
   # obs. used (total)      264  
   data-arc span      6615 days (18.11 yr)  
   first obs. used      2001-02-22  
   last obs. used      2019-04-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .68634  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 01:52:00  

Additional Information
 Jupiter MOID = 1.97581 au 
 T_jup = 3.275 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.526165893459507E-15 -6.914169861466065E-15 8.948351593681689E-13 6.938489141739254E-16 1.445339785262376E-13 1.7190627660412E-15
q -6.914169861466065E-15 1.948407939857331E-14 -1.185591538285377E-12 -3.868564817407606E-15 -1.87786811585698E-13 2.690354480726484E-15
tp 8.948351593681689E-13 -1.185591538285377E-12 2.647725842608377E-8 7.956299585545881E-11 5.233810728774239E-9 -1.282180149657386E-11
node 6.938489141739254E-16 -3.868564817407606E-15 7.956299585545881E-11 6.699540705895688E-10 -6.358350557969183E-10 -6.500871513063959E-11
peri 1.445339785262376E-13 -1.87786811585698E-13 5.233810728774239E-9 -6.358350557969183E-10 1.699664121968293E-9 6.160638247874029E-11
i 1.7190627660412E-15 2.690354480726484E-15 -1.282180149657386E-11 -6.500871513063959E-11 6.160638247874029E-11 1.288563649246927E-10

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 MPO251454  

183138 (2002 RY222)          Discovered 2002-Sep-15 by NEAT at Haleakala
Reference: 20080420/Numbers.arcLast Updated: 2008-04-23

[ show close-approach data ]
Alternate Designations
 2002 RY222 = 2007 TY156 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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