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120491 (1993 FM29)
Classification: Main-belt Asteroid          SPK-ID: 2120491
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1436488786239312 2.9643e-08  
a 2.20591684936481 9.4454e-09 au
q 1.88903936761592 6.2989e-08 au
i 3.557522789275231 3.8973e-06 deg
node 297.9648299036176 8.5552e-05 deg
peri 335.5548254407117 8.8276e-05 deg
M 94.44852362357882 2.2345e-05 deg
tp 2458886.539648483706
(2020-Feb-07.03964848)
7.4059e-05 TDB
period 1196.691300293117
3.28
7.6861e-06
2.104e-08
d
yr
n .3008294619605089 1.9322e-09 deg/d
Q 2.522794331113701 1.0802e-08 au
  Orbit Determination Parameters
   # obs. used (total)      677  
   data-arc span      10122 days (27.71 yr)  
   first obs. used      1993-03-21  
   last obs. used      2020-12-06  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51958  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:41  

Additional Information
 Earth MOID = .871559 au 
 Jupiter MOID = 2.57773 au 
 T_jup = 3.645 
[ 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 16.58   n/a E2021B55  

120491 (1993 FM29)          Discovered 1993-Mar-21 by UESAC at La Silla
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

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Alternate Designations
 1993 FM29 = 1993 HR9 = 2001 YF57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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