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193798 (2001 PF8)
Classification: Main-belt Asteroid          SPK-ID: 2193798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2202501820157161 3.5352e-08  
a 2.23489265408891 7.0097e-09 au
q 1.742657140240241 7.9082e-08 au
i 6.808606751879051 4.7356e-06 deg
node 46.85076681341734 3.5591e-05 deg
peri 248.9320643252067 3.7228e-05 deg
M .9310248687785105 1.0836e-05 deg
tp 2459393.343962100703
(2021-Jun-27.84396210)
3.673e-05 TDB
period 1220.347255855265
3.34
5.7414e-06
1.572e-08
d
yr
n .2949980001779891 1.3879e-09 deg/d
Q 2.727128167937579 8.5536e-09 au
  Orbit Determination Parameters
   # obs. used (total)      305  
   data-arc span      8298 days (22.72 yr)  
   first obs. used      1998-10-17  
   last obs. used      2021-07-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .67843  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:26:30  

Additional Information
 Earth MOID = .74075 au 
 Jupiter MOID = 2.49948 au 
 T_jup = 3.598 
[ 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 17.35   n/a E2021B55  

193798 (2001 PF8)          Discovered 2001-Aug-11 by NEAT at Palomar
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

Alternate Designations
 2001 PF8 = 1998 UR47 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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