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192478 (1998 FM138)
Classification: Main-belt Asteroid          SPK-ID: 2192478
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1342538033120275 6.2732e-08  
a 2.601691440047847 1.5329e-08 au
q 2.252404469177077 1.5912e-07 au
i 7.456630155665901 6.1561e-06 deg
node .02694772666238311 2.8492e-05 deg
peri 210.8077610336184 3.5899e-05 deg
M 130.815329992102 1.8463e-05 deg
tp 2458643.521733351980
(2019-Jun-09.02173335)
7.8678e-05 TDB
period 1532.788060890058
4.20
1.3547e-05
3.709e-08
d
yr
n .2348661300186247 2.0758e-09 deg/d
Q 2.950978410918616 1.7387e-08 au
  Orbit Determination Parameters
   # obs. used (total)      329  
   data-arc span      10619 days (29.07 yr)  
   first obs. used      1991-09-15  
   last obs. used      2020-10-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .6727  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:16:16  

Additional Information
 Earth MOID = 1.25041 au 
 Jupiter MOID = 2.02854 au 
 T_jup = 3.390 
[ 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 16.44   n/a MPCxxxxx  

192478 (1998 FM138)          Discovered 1998-Mar-28 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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