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85686 (1998 RC44)
Classification: Main-belt Asteroid          SPK-ID: 2085686
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2024743980253466 5.0889e-08  
a 2.5630656244635 1.4274e-08 au
q 2.044110455050794 1.2727e-07 au
i 5.369218851541452 6.1129e-06 deg
node 139.2707639902792 4.9584e-05 deg
peri 207.7987273630822 5.2005e-05 deg
M 203.5793403229757 2.0277e-05 deg
tp 2460047.722846332158
(2023-Apr-13.22284633)
8.8487e-05 TDB
period 1498.780437083226
4.10
1.252e-05
3.428e-08
d
yr
n .2401952888447058 2.0065e-09 deg/d
Q 3.082020793876207 1.7164e-08 au
  Orbit Determination Parameters
   # obs. used (total)      293  
   data-arc span      8742 days (23.93 yr)  
   first obs. used      1997-04-12  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6093  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 08:07:13  

Additional Information
 Earth MOID = 1.03796 au 
 Jupiter MOID = 2.3384 au 
 T_jup = 3.399 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.29   n/a MPCxxxxx  

85686 (1998 RC44)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 RC44 = 2002 PC134 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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