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74077 (1998 MA47)
Classification: Main-belt Asteroid          SPK-ID: 2074077
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .213062565536453 4.1685e-08  
a 2.581719023243489 1.3009e-08 au
q 2.031651344656965 1.1101e-07 au
i 1.753975397543437 2.9751e-06 deg
node 108.9447210309023 0.00016179 deg
peri 233.7265468650186 0.00016214 deg
M 67.86825817821183 9.137e-06 deg
tp 2458714.855351766034
(2019-Aug-19.35535177)
3.9073e-05 TDB
period 1515.171836209588
4.15
1.1452e-05
3.135e-08
d
yr
n .2375968133756959 1.7958e-09 deg/d
Q 3.131786701830012 1.5781e-08 au
  Orbit Determination Parameters
   # obs. used (total)      995  
   data-arc span      15300 days (41.89 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-10-19  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51624  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:45:08  

Additional Information
 Earth MOID = 1.02426 au 
 Jupiter MOID = 2.27575 au 
 T_jup = 3.391 
[ 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 15.4   n/a MPO432293  

74077 (1998 MA47)          Discovered 1998-Jun-28 by Elst, E. W. at La Silla
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1998 MA47 = 1978 WG14 = 1982 VA3 = 2000 AZ132 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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