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379185 (2009 RP52)
Classification: Main-belt Asteroid          SPK-ID: 2379185
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .003653870056353249 6.8396e-08  
a 2.620080679300975 2.7615e-08 au
q 2.610507244961648 1.7978e-07 au
i 14.38044813167758 8.415e-06 deg
node 190.0908976566868 2.4182e-05 deg
peri 152.8342627675755 0.00099145 deg
M 223.5589485200252 0.00099232 deg
tp 2459587.601217039832
(2022-Jan-08.10121704)
0.0042722 TDB
period 1549.06779038829
4.24
2.449e-05
6.705e-08
d
yr
n .2323978345129507 3.6741e-09 deg/d
Q 2.629654113640303 2.7716e-08 au
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      6242 days (17.09 yr)  
   first obs. used      2003-03-24  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:05  

Additional Information
 Earth MOID = 1.60963 au 
 Jupiter MOID = 2.3429 au 
 T_jup = 3.361 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457738.5 (2016-Dec-16.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .00281407170504171 7.0167e-08  
q 2.612794823632852 1.8376e-07 au
tp 2458060.027314762290
(2017-Nov-02.52731476)
0.0053664 TDB
node 190.1058262161297 2.4181e-05 deg
peri 157.9287240199461 0.0012468 deg
i 14.38039066622555 8.4152e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      142  
   data-arc span      6242 days (17.09 yr)  
   first obs. used      2003-03-24  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62827  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-22 00:28:05  

Additional Information
 Jupiter MOID = 2.3429 au 
 T_jup = 3.361 
Orbit Covariance (6×6)
  e q tp node peri i
e 4.923424097879906E-15 -1.274915878707494E-14 1.163394118242951E-10 -4.353823699575468E-14 2.711665716522652E-11 -1.713952956680835E-14
q -1.274915878707494E-14 3.376704896366635E-14 -2.696967685549945E-10 1.155684218666246E-13 -6.292365693719891E-11 4.603778610401248E-14
tp 1.163394118242951E-10 -2.696967685549945E-10 2.879862150631588E-5 -8.39771113428937E-10 6.689878944151209E-6 -1.054993596367304E-9
node -4.353823699575468E-14 1.155684218666246E-13 -8.39771113428937E-10 5.84725242992036E-10 -7.612791660455605E-10 1.689730288706687E-11
peri 2.711665716522652E-11 -6.292365693719891E-11 6.689878944151209E-6 -7.612791660455605E-10 1.554624192504967E-6 -2.616637036731115E-10
i -1.713952956680835E-14 4.603778610401248E-14 -1.054993596367304E-9 1.689730288706687E-11 -2.616637036731115E-10 7.08158625571681E-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 16.5   n/a MPO418927  

379185 (2009 RP52)          Discovered 2009-Sep-15 by Spacewatch at Kitt Peak
Reference: Last Updated: 2013-11-20

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