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216302 (2007 RJ149)
Classification: Outer Main-belt Asteroid          SPK-ID: 2216302
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02797903632034499 5.6992e-08  
a 3.415217559094851 4.314e-08 au
q 3.319663062967056 1.9745e-07 au
i 9.384654278496754 6.8727e-06 deg
node 351.3544850612042 2.9114e-05 deg
peri 324.0027646530575 0.00011313 deg
M 101.1544215332424 0.00010799 deg
tp 2458748.748601961068
(2019-Sep-22.24860196)
0.00069427 TDB
period 2305.292242884135
6.31
4.3679e-05
1.196e-07
d
yr
n .1561624132954209 2.9589e-09 deg/d
Q 3.510772055222646 4.4347e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7039 days (19.27 yr)  
   first obs. used      2001-09-28  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:16  

Additional Information
 Earth MOID = 2.31182 au 
 Jupiter MOID = 1.62243 au 
 T_jup = 3.122 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457779.5 (2017-Jan-26.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0332069209993219 5.7079e-08  
q 3.304055838103434 2.0004e-07 au
tp 2458738.590040071868
(2019-Sep-12.09004007)
0.00059084 TDB
node 351.6904124822699 2.8932e-05 deg
peri 322.4535857459372 9.7367e-05 deg
i 9.417555179967792 6.8898e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7039 days (19.27 yr)  
   first obs. used      2001-09-28  
   last obs. used      2021-01-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52382  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:54:16  

Additional Information
 Jupiter MOID = 1.62243 au 
 T_jup = 3.122 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.258039644579827E-15 -1.116736970523742E-14 1.129216395018523E-11 -2.311836269482821E-15 1.663094583720401E-12 -7.565365859933325E-15
q -1.116736970523742E-14 4.001666084314595E-14 -4.384250277402537E-11 1.654962445048826E-16 -6.624622179016357E-12 3.108363668166857E-14
tp 1.129216395018523E-11 -4.384250277402537E-11 3.490882065477292E-7 6.41832065889347E-11 5.492148232758201E-8 -6.160385425903661E-11
node -2.311836269482821E-15 1.654962445048826E-16 6.41832065889347E-11 8.370617682227082E-10 -8.139114168373267E-10 2.538185244979355E-11
peri 1.663094583720401E-12 -6.624622179016357E-12 5.492148232758201E-8 -8.139114168373267E-10 9.480253142697335E-9 -3.510867238737508E-11
i -7.565365859933325E-15 3.108363668166857E-14 -6.160385425903661E-11 2.538185244979355E-11 -3.510867238737508E-11 4.746876399860457E-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 15.09   n/a E2021B55  
diameter diameter 6.817 km 0.535 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.050   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

216302 (2007 RJ149)          Discovered 2007-Sep-12 by LONEOS at Anderson Mesa
Reference: 20090607/Numbers.arcLast Updated: 2009-06-08

[ show close-approach data ]
Alternate Designations
 2007 RJ149 = 2001 TU219 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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