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74619 (1999 RM25)
Classification: Main-belt Asteroid          SPK-ID: 2074619
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .250435986660746 3.6437e-08  
a 2.435791012116308 7.6913e-09 au
q 1.825781286697584 8.9575e-08 au
i 1.583401680526339 4.2154e-06 deg
node 105.1846358216782 0.00014848 deg
peri 266.2101786620391 0.00014873 deg
M 153.1461523960299 7.9566e-06 deg
tp 2458409.806690665571
(2018-Oct-18.30669067)
3.0014e-05 TDB
period 1388.540214908509
3.80
6.5767e-06
1.801e-08
d
yr
n .2592650872727661 1.228e-09 deg/d
Q 3.045800737535032 9.6175e-09 au
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      7532 days (20.62 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:07:16  

Additional Information
 Earth MOID = .826642 au 
 Jupiter MOID = 2.4172 au 
 T_jup = 3.460 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457197.5 (2015-Jun-24.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2496664468395501 3.6671e-08  
q 1.827838210918963 9.0155e-08 au
tp 2457017.399203431861
(2014-Dec-25.89920343)
2.9571e-05 TDB
node 105.2284150619301 0.00014867 deg
peri 265.6180053519862 0.00014893 deg
i 1.583440057230372 4.2167e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      663  
   data-arc span      7532 days (20.62 yr)  
   first obs. used      1999-09-04  
   last obs. used      2020-04-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50129  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:07:16  

Additional Information
 Jupiter MOID = 2.4172 au 
 T_jup = 3.460 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.344767379260261E-15 -3.29946593364481E-15 -5.627058636802372E-13 -6.750234646963157E-15 -1.408650976902468E-13 -1.742271475335473E-15
q -3.29946593364481E-15 8.127851282727573E-15 1.374264301637376E-12 1.858286954622192E-14 3.423613177246237E-13 4.363213040750363E-15
tp -5.627058636802372E-13 1.374264301637376E-12 8.744492250687694E-10 -6.292148852806758E-12 2.736711408737897E-10 8.525307451561415E-13
node -6.750234646963157E-15 1.858286954622192E-14 -6.292148852806758E-12 2.210364978135044E-8 -2.209734838403556E-8 3.310621557648097E-10
peri -1.408650976902468E-13 3.423613177246237E-13 2.736711408737897E-10 -2.209734838403556E-8 2.217990208896314E-8 -3.307142958952665E-10
i -1.742271475335473E-15 4.363213040750363E-15 8.525307451561415E-13 3.310621557648097E-10 -3.307142958952665E-10 1.778071432622793E-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 16.4   n/a MPO459337  

74619 (1999 RM25)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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