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74039 (1998 HA80)
Classification: Main-belt Asteroid          SPK-ID: 2074039
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1113121745318421 4.9695e-08  
a 2.288465010064384 1.1182e-08 au
q 2.033730993454084 1.1592e-07 au
i 4.159876052281207 5.3781e-06 deg
node 15.45695384053472 6.3733e-05 deg
peri 141.0528632161744 6.7198e-05 deg
M 184.3487644585285 2.107e-05 deg
tp 2459617.469293772535
(2022-Feb-06.96929377)
7.5256e-05 TDB
period 1264.488377058255
3.46
9.2679e-06
2.537e-08
d
yr
n .2847001257832951 2.0867e-09 deg/d
Q 2.543199026674685 1.2427e-08 au
  Orbit Determination Parameters
   # obs. used (total)      478  
   data-arc span      8702 days (23.82 yr)  
   first obs. used      1996-10-04  
   last obs. used      2020-08-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62311  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Aug-25 07:09:55  

Additional Information
 Earth MOID = 1.04476 au 
 Jupiter MOID = 2.43752 au 
 T_jup = 3.588 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO319934  

74039 (1998 HA80)          Discovered 1998-Apr-21 by LINEAR at Socorro
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 HA80 = 1996 TG43 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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