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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 ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2130625683202037 4.2591e-08  
a 2.581719022313344 1.3284e-08 au
q 2.031651336738138 1.1372e-07 au
i 1.753975381364972 2.9752e-06 deg
node 108.9447405483266 0.00016482 deg
peri 233.7265284901111 0.00016519 deg
M 67.86825745015997 9.3797e-06 deg
tp 2458714.855354984635
(2019-Aug-19.35535498)
4.018e-05 TDB
period 1515.171835390756
4.15
1.1694e-05
3.202e-08
d
yr
n .2375968135040984 1.8338e-09 deg/d
Q 3.13178670788855 1.6114e-08 au
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      15041 days (41.18 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51643  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:10:37  

Additional Information
 Earth MOID = 1.02426 au 
 Jupiter MOID = 2.27575 au 
 T_jup = 3.391 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457163.5 (2015-May-21.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2152132480676574 4.2836e-08  
q 2.025291053275643 1.1464e-07 au
tp 2457200.142918960705
(2015-Jun-26.64291896)
4.4859e-05 TDB
node 108.9854647430541 0.00016503 deg
peri 233.7124416558057 0.00016538 deg
i 1.753694758659179 2.974e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      987  
   data-arc span      15041 days (41.18 yr)  
   first obs. used      1978-11-29  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51643  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 17:10:37  

Additional Information
 Jupiter MOID = 2.27575 au 
 T_jup = 3.391 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.834890746784724E-15 -4.892451419598559E-15 1.104514982734139E-12 3.32410438941227E-14 2.327974232729918E-13 -1.702947273866953E-15
q -4.892451419598559E-15 1.31433049978638E-14 -3.123891276676527E-12 -8.816108602535754E-14 -6.688476793693098E-13 4.666079496325135E-15
tp 1.104514982734139E-12 -3.123891276676527E-12 2.012305349546702E-9 2.401637902533907E-11 5.165871363046923E-10 -1.541283580170955E-12
node 3.32410438941227E-14 -8.816108602535754E-14 2.401637902533907E-11 2.72338925420674E-8 -2.721526240296737E-8 -2.402981667222222E-12
peri 2.327974232729918E-13 -6.688476793693098E-13 5.165871363046923E-10 -2.721526240296737E-8 2.73498154012498E-8 2.010455023692631E-12
i -1.702947273866953E-15 4.666079496325135E-15 -1.541283580170955E-12 -2.402981667222222E-12 2.010455023692631E-12 8.844679096233136E-12

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

[ show close-approach data ]
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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