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JPL Small-Body Database Browser
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(2021 NY4)
Classification: Amor [NEO]          SPK-ID: 54168305
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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .29169127055461 2.9207e-05  
a 1.484808840265451 6.6578e-05 au
q 1.051703063117705 3.7905e-06 au
i 2.125547031429508 0.00016622 deg
node 141.0233578184184 8.8851e-05 deg
peri 200.6302324452144 0.00020864 deg
M 325.8976969323066 0.0024721 deg
tp 2459459.101602796317
(2021-Sep-01.60160280)
0.00032803 TDB
period 660.8520533624625
1.81
0.044448
0.0001217
d
yr
n .5447512770343896 3.664e-05 deg/d
Q 1.917914617413197 8.5998e-05 au
  Orbit Determination Parameters
   # obs. used (total)      80  
   data-arc span      67 days  
   first obs. used      2021-07-09  
   last obs. used      2021-09-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      5  
   norm. resid. RMS      .36227  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Sep-16 06:34:14  

Additional Information
 Earth MOID = .043908 au 
 Jupiter MOID = 3.48024 au 
 T_jup = 4.526 
[ 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 24.46   .40458 E2021Q37 autocmod 2.9c

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