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193930 (2001 RF22)
Classification: Main-belt Asteroid          SPK-ID: 2193930
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1966104570344133 7.9875e-08  
a 2.341834158221167 8.8171e-09 au
q 1.881405074074503 1.8935e-07 au
i 1.249749096079363 8.1705e-06 deg
node 171.6317253914699 0.00024259 deg
peri 204.4798473633129 0.00024347 deg
M 58.95531295148498 1.4894e-05 deg
tp 2458786.135394159263
(2019-Oct-29.63539416)
5.409e-05 TDB
period 1308.978856005232
3.58
7.3926e-06
2.024e-08
d
yr
n .2750235409444698 1.5532e-09 deg/d
Q 2.802263242367831 1.0551e-08 au
  Orbit Determination Parameters
   # obs. used (total)      196  
   data-arc span      9182 days (25.14 yr)  
   first obs. used      1994-10-08  
   last obs. used      2019-11-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53096  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 13:59:39  

Additional Information
 Earth MOID = .8828 au 
 Jupiter MOID = 2.66038 au 
 T_jup = 3.537 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.5   n/a MPO494073  

193930 (2001 RF22)          Discovered 2001-Sep-07 by LINEAR at Socorro
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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