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1701 Okavango (1953 NJ)
Classification: Main-belt Asteroid          SPK-ID: 2001701
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1921410547359635 4.5119e-08  
a 3.161841113077346 1.738e-08 au
q 2.554321626703132 1.4165e-07 au
i 16.27675903351144 4.5039e-06 deg
node 61.26498257566724 1.7216e-05 deg
peri 260.0004453233333 2.1898e-05 deg
M 202.8231175712737 1.7508e-05 deg
tp 2459497.091587862866
(2021-Oct-09.59158786)
0.00010415 TDB
period 2053.56517220016
5.62
1.6932e-05
4.636e-08
d
yr
n .1753048819065729 1.4454e-09 deg/d
Q 3.769360599451559 2.072e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2128  
   data-arc span      31992 days (87.59 yr)  
   first obs. used      1931-10-07  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43118  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-29 19:26:16  

Additional Information
 Earth MOID = 1.60305 au 
 Jupiter MOID = 1.77249 au 
 T_jup = 3.114 
[ 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 10.7   n/a MPO384763  
diameter diameter 19.461 km 0.129 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 13.204 h n/a LCDB (Rev. 2019-January); 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:
[Higgins, D.J. (2004) Minor Planet Bull. 32, 13-14.]
[Behrend, R. (2009) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Behrend, R. (2014) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.217   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1701 Okavango (1953 NJ)          Discovered 1953-Jul-06 by Churms, J. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1953 NJ = 1931 TU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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