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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3193230075657632 5.0183e-08  
a 2.621518403364457 1.3554e-08 au
q 1.784407262413122 1.3491e-07 au
i 3.849880647394834 5.5415e-06 deg
node 314.6539309553361 7.0336e-05 deg
peri 35.64561084592427 7.0686e-05 deg
M 354.0116669395362 7.2339e-06 deg
tp 2459226.288806254565
(2021-Jan-11.78880625)
3.1282e-05 TDB
period 1550.343001617244
4.24
1.2023e-05
3.292e-08
d
yr
n .2322066791829067 1.8008e-09 deg/d
Q 3.458629544315794 1.7882e-08 au
  Orbit Determination Parameters
   # obs. used (total)      596  
   data-arc span      7808 days (21.38 yr)  
   first obs. used      1999-08-07  
   last obs. used      2020-12-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55635  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:41  

Additional Information
 Earth MOID = .778308 au 
 Jupiter MOID = 1.99269 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 15.48   n/a E2021B55  

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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