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101947 (1999 RS26)
Classification: Main-belt Asteroid          SPK-ID: 2101947
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .040849413381202 3.5685e-08  
a 2.361475878034721 9.5682e-09 au
q 2.265010973703144 8.5122e-08 au
i 2.318769248618116 3.6272e-06 deg
node 225.0852685535244 9.3808e-05 deg
peri 300.1608790076127 0.00010367 deg
M 142.3658386683738 4.3553e-05 deg
tp 2458676.324174843497
(2019-Jul-11.82417484)
0.0001603 TDB
period 1325.481581967887
3.63
8.0559e-06
2.206e-08
d
yr
n .2715993982093083 1.6507e-09 deg/d
Q 2.457940782366299 9.9591e-09 au
  Orbit Determination Parameters
   # obs. used (total)      807  
   data-arc span      9206 days (25.20 yr)  
   first obs. used      1995-06-03  
   last obs. used      2020-08-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5422  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:33  

Additional Information
 Earth MOID = 1.27183 au 
 Jupiter MOID = 2.50965 au 
 T_jup = 3.549 
[ 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 16.0   n/a MPO432546  

101947 (1999 RS26)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RS26 = 2001 BS71 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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