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193800 (2001 PM12)
Classification: Main-belt Asteroid          SPK-ID: 2193800
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1482669007915361 3.946e-08  
a 2.25175378137021 1.0654e-08 au
q 1.917893226860827 9.0804e-08 au
i 9.890374614385278 4.5734e-06 deg
node 70.84153218488046 2.5403e-05 deg
peri 345.6352555988496 3.0685e-05 deg
M 260.3492210146579 1.7265e-05 deg
tp 2459738.131552997071
(2022-Jun-07.63155300)
6.0389e-05 TDB
period 1234.183619347682
3.38
8.7588e-06
2.398e-08
d
yr
n .2916907941058844 2.0701e-09 deg/d
Q 2.585614335879593 1.2233e-08 au
  Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      8238 days (22.55 yr)  
   first obs. used      1998-12-16  
   last obs. used      2021-07-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53148  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 15:26:30  

Additional Information
 Earth MOID = .931493 au 
 Jupiter MOID = 2.74404 au 
 T_jup = 3.593 
[ 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 16.64   n/a E2021B55  

193800 (2001 PM12)          Discovered 2001-Aug-12 by NEAT at Palomar
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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