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101948 (1999 RT26)
Classification: Main-belt Asteroid          SPK-ID: 2101948
[ 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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1874191505511978 3.3247e-08  
a 2.444385934943493 1.1008e-08 au
q 1.986261199397088 8.4042e-08 au
i 2.433621274697265 5.1172e-06 deg
node 90.87583678078504 0.00010457 deg
peri 283.5372047641039 0.00010597 deg
M 189.0265944630287 1.8453e-05 deg
tp 2459863.447523427522
(2022-Oct-10.94752343)		 7.4232e-05 TDB
period 1395.896090882391
3.82		 9.4291e-06
2.582e-08		 d
yr
n .2578988524657536 1.7421e-09 deg/d
Q 2.902510670489898 1.3071e-08 au
   Orbit Determination Parameters
   # obs. used (total)      546  
   data-arc span      7862 days (21.52 yr)  
   first obs. used      1999-09-05  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55047  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:33  

Additional Information
 Earth MOID = .987418 au 
 Jupiter MOID = 2.5625 au 
 T_jup = 3.474 
[ 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 16.4   n/a MPO417515  

101948 (1999 RT26)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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