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(2019 YH2)
Classification: Apollo [NEO]          SPK-ID: 3943370
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 7 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4398746304392639 0.00056739  
a 1.135238999256492 0.00060517 au
q .6358761639983024 0.00030516 au
i 5.611762262875053 0.0071622 deg
node 109.1963829946771 0.0014912 deg
peri 91.24143868799015 0.0016105 deg
M 237.0225846774322 0.16303 deg
tp 2459351.421891785192
(2021-May-16.92189179)
0.32076 TDB
period 441.8037320117483
1.21
0.35327
0.0009672
d
yr
n .8148414644682699 0.00065156 deg/d
Q 1.634601834514681 0.00087137 au
  Orbit Determination Parameters
   # obs. used (total)      48  
   data-arc span      12 days  
   first obs. used      2019-12-21  
   last obs. used      2020-01-02  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      7  
   norm. resid. RMS      .43723  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-15 22:11:06  

Additional Information
 Earth MOID = .0126689 au 
 Jupiter MOID = 3.32753 au 
 T_jup = 5.418 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 23.2   .49175 E2020A42 autocmod 2.8

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