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JPL Small-Body Database Browser
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447038 (2004 RF25)
Classification: Main-belt Asteroid          SPK-ID: 2447038
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2087904671113742 9.7528e-08  
a 2.385169167880985 1.7302e-08 au
q 1.887168583179467 2.2613e-07 au
i .9530934622709916 8.8787e-06 deg
node 201.7778975681211 0.00044697 deg
peri 157.000239542694 0.00044777 deg
M 337.9339134599136 2.0514e-05 deg
tp 2458682.970765043212
(2019-Jul-18.47076504)
7.6669e-05 TDB
period 1345.479877531561
3.68
1.464e-05
4.008e-08
d
yr
n .267562529928327 2.9113e-09 deg/d
Q 2.883169752582504 2.0914e-08 au
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5541 days (15.17 yr)  
   first obs. used      2004-09-06  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57726  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:19:42  

Additional Information
 Earth MOID = .882686 au 
 Jupiter MOID = 2.56507 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457486.5 (2016-Apr-08.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2104531356705587 9.8034e-08  
q 1.882802327198976 2.2783e-07 au
tp 2457336.414326827091
(2015-Nov-09.91432683)
7.5826e-05 TDB
node 201.7871935397258 0.00044765 deg
peri 156.7963302706221 0.00044842 deg
i .951252046038948 8.8897e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      136  
   data-arc span      5541 days (15.17 yr)  
   first obs. used      2004-09-06  
   last obs. used      2019-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57726  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-05 02:19:42  

Additional Information
 Jupiter MOID = 2.56507 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.610729118521944E-15 -2.230519372930379E-14 -3.213386903625848E-12 -4.805189980154708E-14 -1.362476229082468E-12 -1.304830702931026E-15
q -2.230519372930379E-14 5.190704907551412E-14 7.500236572911844E-12 1.111094900557841E-13 3.18238378276582E-12 3.09328636574026E-15
tp -3.213386903625848E-12 7.500236572911844E-12 5.749631360492744E-9 7.427192957011117E-11 2.006492345921648E-9 1.50305906391249E-13
node -4.805189980154708E-14 1.111094900557841E-13 7.427192957011117E-11 2.00391034205174E-7 -2.00337886029452E-7 -1.105930641079929E-9
peri -1.362476229082468E-12 3.18238378276582E-12 2.006492345921648E-9 -2.00337886029452E-7 2.010777583267684E-7 1.105875473759622E-9
i -1.304830702931026E-15 3.09328636574026E-15 1.50305906391249E-13 -1.105930641079929E-9 1.105875473759622E-9 7.902735318485234E-11

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 18.0   n/a MPO402783  

447038 (2004 RF25)          Discovered 2004-Sep-06 by Siding Spring Survey at Siding Spring
Reference: Last Updated: 2015-10-28

Alternate Designations
 2004 RF25 = 2008 WR10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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