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5496 (1973 NA)
Classification: Apollo [NEO]          SPK-ID: 2005496
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | 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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 53 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6357456718642881 7.4033e-08  
a 2.434716611314947 5.2447e-09 au
q .8868560634553834 1.8083e-07 au
i 68.01887451013842 3.3237e-05 deg
node 101.030807297589 1.2864e-05 deg
peri 118.0291581922866 2.0196e-05 deg
M 140.3580767966622 9.4406e-06 deg
tp 2458459.489164749286
(2018-Dec-06.98916475)
3.527e-05 TDB
period 1387.62161134776
3.80
4.4837e-06
1.228e-08
d
yr
n .2594367203969544 8.383e-10 deg/d
Q 3.982577159174512 8.5791e-09 au
  Orbit Determination Parameters
   # obs. used (total)      206  
   data-arc span      16244 days (44.47 yr)  
   first obs. used      1973-07-06  
   last obs. used      2017-12-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50009  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Dec-27 06:27:14  

Additional Information
 Earth MOID = .0906207 au 
 Jupiter MOID = 2.67122 au 
 T_jup = 2.532 
[ 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 16.0   n/a MPO279572  
rotation period rot_per 2.855 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Skiff, B.A. (2011) Posting on CALL web site. http://www.minorplanet.info/call.html]

5496 (1973 NA)          Discovered 1973-Jul-04 by Helin, E. F. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1973 NA = 1992 OA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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