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180700 (2004 HA44)
Classification: Main-belt Asteroid          SPK-ID: 2180700
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1883444233087267 6.1283e-08  
a 2.653143997568939 1.6301e-08 au
q 2.153439121391807 1.676e-07 au
i 3.985090526219505 5.1705e-06 deg
node 266.9948638437021 0.00010238 deg
peri 313.7582829242498 0.00010364 deg
M 302.1505280780287 1.6201e-05 deg
tp 2459454.150987508853
(2021-Aug-27.65098751)
7.1493e-05 TDB
period 1578.482092738094
4.32
1.4548e-05
3.983e-08
d
yr
n .2280672056124061 2.1019e-09 deg/d
Q 3.15284887374607 1.9372e-08 au
  Orbit Determination Parameters
   # obs. used (total)      265  
   data-arc span      9515 days (26.05 yr)  
   first obs. used      1995-02-25  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:34  

Additional Information
 Earth MOID = 1.14636 au 
 Jupiter MOID = 1.84536 au 
 T_jup = 3.360 
[ 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 16.7   n/a MPO359942  

180700 (2004 HA44)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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