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487737 (2015 RN105)
Classification: Main-belt Asteroid          SPK-ID: 2487737
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 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1488356150604819 9.4461e-08  
a 2.60907356277157 4.4102e-08 au
q 2.22075049431842 2.639e-07 au
i .3389785345277348 9.9562e-06 deg
node 180.6199938322365 0.0011785 deg
peri 189.9127878064427 0.0011788 deg
M 29.24245237484927 2.8481e-05 deg
tp 2458875.462810406742
(2020-Jan-26.96281041)
0.00012029 TDB
period 1539.316459391336
4.21
3.903e-05
1.069e-07
d
yr
n .2338700387458654 5.9298e-09 deg/d
Q 2.997396631224719 5.0666e-08 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4299 days (11.77 yr)  
   first obs. used      2007-11-14  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55772  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:38  

Additional Information
 Earth MOID = 1.22041 au 
 Jupiter MOID = 2.46673 au 
 T_jup = 3.395 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457158.5 (2015-May-16.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1510442543669713 9.5151e-08  
q 2.214797128787289 2.664e-07 au
tp 2457333.308975776571
(2015-Nov-06.80897578)
0.0001041 TDB
node 180.3930628539983 0.0011825 deg
peri 189.6220778726074 0.0011828 deg
i .336712192548331 9.9819e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      4299 days (11.77 yr)  
   first obs. used      2007-11-14  
   last obs. used      2019-08-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55772  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-24 08:19:38  

Additional Information
 Jupiter MOID = 2.46673 au 
 T_jup = 3.395 
Orbit Covariance (6×6)
  e q tp node peri i
e 9.053801341578419E-15 -2.51368893934606E-14 -3.381110829689818E-12 -8.066057753405183E-14 -6.89120185651672E-13 -3.234556076781375E-16
q -2.51368893934606E-14 7.096877270159038E-14 9.459244759954258E-12 2.325396912745951E-13 1.89115864093261E-12 9.460777967171603E-16
tp -3.381110829689818E-12 9.459244759954258E-12 1.083663571060505E-8 3.813155578460288E-11 2.783338663066651E-9 1.274815199945877E-13
node -8.066057753405183E-14 2.325396912745951E-13 3.813155578460288E-11 1.398348593450034E-6 -1.398315237958261E-6 -2.868188495395725E-9
peri -6.89120185651672E-13 1.89115864093261E-12 2.783338663066651E-9 -1.398315237958261E-6 1.39905026450191E-6 2.868172102354732E-9
i -3.234556076781375E-16 9.460777967171603E-16 1.274815199945877E-13 -2.868188495395725E-9 2.868172102354732E-9 9.96384218116385E-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 17.5   n/a MPO477319  

487737 (2015 RN105)          Discovered 2007-Nov-14 by Spacewatch at Kitt Peak
Reference: Last Updated: 2017-03-14

Alternate Designations
 2015 RN105 = 2011 UT122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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