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233557 (2007 NA5)
Classification: Main-belt Asteroid          SPK-ID: 2233557
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1573707181244418 4.4958e-08  
a 2.718115610603202 2.2429e-08 au
q 2.290363805017321 1.3207e-07 au
i 4.414495925343248 4.7093e-06 deg
node 102.1819619160774 6.9313e-05 deg
peri 218.7791064499476 7.1475e-05 deg
M 296.239652276423 1.737e-05 deg
tp 2459290.400183437079
(2021-Mar-16.90018344)
8.0025e-05 TDB
period 1636.817705101022
4.48
2.026e-05
5.547e-08
d
yr
n .219938969915884 2.7223e-09 deg/d
Q 3.145867416189083 2.5958e-08 au
  Orbit Determination Parameters
   # obs. used (total)      387  
   data-arc span      6563 days (17.97 yr)  
   first obs. used      2002-05-10  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .57262  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 11:11:48  

Additional Information
 Earth MOID = 1.27949 au 
 Jupiter MOID = 2.15894 au 
 T_jup = 3.338 
[ 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 15.8   n/a MPO433525  
rotation period rot_per 5.61 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]

233557 (2007 NA5)          Discovered 2007-Jul-15 by Broughton, J. at Reedy Creek
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

[ show close-approach data ]
Alternate Designations
 2007 NA5 = 2008 XX29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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