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101972 (1999 RN48)
Classification: Main-belt Asteroid          SPK-ID: 2101972
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3195617747414893 5.0124e-08  
a 2.621857698623196 1.3376e-08 au
q 1.784012199331531 1.3486e-07 au
i 3.849482771720472 5.5438e-06 deg
node 314.6576052840435 7.0383e-05 deg
peri 35.68051767145943 7.0734e-05 deg
M 307.5673105747368 7.0216e-06 deg
tp 2459226.345652879556
(2021-Jan-11.84565288)
3.1339e-05 TDB
period 1550.643995718174
4.25
1.1867e-05
3.249e-08
d
yr
n .232161605754819 1.7767e-09 deg/d
Q 3.459703197914862 1.7651e-08 au
  Orbit Determination Parameters
   # obs. used (total)      588  
   data-arc span      7654 days (20.96 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55802  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:57:26  

Additional Information
 Earth MOID = .779674 au 
 Jupiter MOID = 1.991 au 
 T_jup = 3.327 
[ show covariance matrix ]

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 15.4   n/a MPO436477  

101972 (1999 RN48)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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