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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 54 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6355520114752621 7.4035e-08  
a 2.435004821080598 5.2521e-09 au
q .8874326090908634 1.8085e-07 au
i 68.01666571257635 3.3236e-05 deg
node 101.0359798074545 1.2861e-05 deg
peri 118.0283365292576 2.0202e-05 deg
M 192.2438117110487 9.5629e-06 deg
tp 2459847.231797030178
(2022-Sep-24.73179703)
3.8293e-05 TDB
period 1387.868008361265
3.80
4.4903e-06
1.229e-08
d
yr
n .2593906609498641 8.3923e-10 deg/d
Q 3.982577033070334 8.5901e-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.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .49771  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:36:58  

Additional Information
 Earth MOID = .089542 au 
 Jupiter MOID = 2.67013 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. 2020-October); 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

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