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175959 (2000 HS84)
Classification: Main-belt Asteroid          SPK-ID: 2175959
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1240264762097871 6.1196e-08  
a 2.568660798421611 1.822e-08 au
q 2.25007885101516 1.674e-07 au
i 6.152993336323577 5.9213e-06 deg
node 144.0570223873379 3.4526e-05 deg
peri 65.61231058656843 4.1935e-05 deg
M 16.32430629696359 2.7196e-05 deg
tp 2459132.314693390332
(2020-Oct-09.81469339)
0.00011317 TDB
period 1503.690872551576
4.12
1.5999e-05
4.38e-08
d
yr
n .2394109098960778 2.5473e-09 deg/d
Q 2.887242745828062 2.048e-08 au
  Orbit Determination Parameters
   # obs. used (total)      549  
   data-arc span      7296 days (19.98 yr)  
   first obs. used      2000-04-30  
   last obs. used      2020-04-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .56373  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:07:32  

Additional Information
 Earth MOID = 1.25288 au 
 Jupiter MOID = 2.08887 au 
 T_jup = 3.412 
[ 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 15.91   n/a E2021B55  

175959 (2000 HS84)          Discovered 2000-Apr-30 by LONEOS at Anderson Mesa
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22

[ show close-approach data ]
Alternate Designations
 2000 HS84 = 2001 RO57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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