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101975 (1999 RB50)
Classification: Main-belt Asteroid          SPK-ID: 2101975
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2521558079115716 4.3391e-08  
a 2.318827415947792 8.8578e-09 au
q 1.734121615471975 1.0191e-07 au
i 3.925619336198309 4.7332e-06 deg
node 228.2104210058879 4.9334e-05 deg
peri 182.8373111433879 4.9783e-05 deg
M 314.8348148296159 6.8125e-06 deg
tp 2459362.308883394895
(2021-May-27.80888340)
2.4847e-05 TDB
period 1289.736725365162
3.53
7.3901e-06
2.023e-08
d
yr
n .2791267340999951 1.5994e-09 deg/d
Q 2.90353321642361 1.1091e-08 au
  Orbit Determination Parameters
   # obs. used (total)      749  
   data-arc span      7733 days (21.17 yr)  
   first obs. used      1999-09-07  
   last obs. used      2020-11-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48895  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:39:42  

Additional Information
 Earth MOID = .744025 au 
 Jupiter MOID = 2.47905 au 
 T_jup = 3.533 
[ 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 15.96   n/a E2021B55  

101975 (1999 RB50)          Discovered 1999-Sep-07 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1999 RB50 = 2001 FZ107 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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