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46817 (1998 MG16)
Classification: Main-belt Asteroid          SPK-ID: 2046817
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2242292296593348 5.3339e-08  
a 2.40353094731947 8.9034e-09 au
q 1.864589054539654 1.2643e-07 au
i 2.746807711543915 4.2334e-06 deg
node 150.0362020998941 9.8183e-05 deg
peri 224.7163632966154 9.8532e-05 deg
M 327.8969483913775 1.0327e-05 deg
tp 2459321.871528311697
(2021-Apr-17.37152831)
3.9409e-05 TDB
period 1361.046629613096
3.73
7.5626e-06
2.071e-08
d
yr
n .2645023264943811 1.4697e-09 deg/d
Q 2.942472840099286 1.09e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      11987 days (32.82 yr)  
   first obs. used      1987-08-24  
   last obs. used      2020-06-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60878  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:52:37  

Additional Information
 Earth MOID = .865216 au 
 Jupiter MOID = 2.52187 au 
 T_jup = 3.488 
[ 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 16.17   n/a E2021B10  

46817 (1998 MG16)          Discovered 1998-Jun-24 by Spacewatch at Kitt Peak
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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