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5238 Naozane (1990 VE2)
Classification: Main-belt Asteroid          SPK-ID: 2005238
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1179995691328345 1.6804e-08  
a 2.274148421830752 5.9281e-09 au
q 2.005799887910608 3.7211e-08 au
i 5.8816719442856 9.1943e-07 deg
node 230.520872751857 4.7943e-06 deg
peri 331.717211266718 8.3207e-06 deg
M 140.1032968195321 5.7766e-06 deg
tp 2458713.002391912389
(2019-Aug-17.50239191)
1.9572e-05 TDB
period 1252.641036260562
3.43
4.898e-06
1.341e-08
d
yr
n .2873927881803135 1.1237e-09 deg/d
Q 2.542496955750896 6.6277e-09 au
  Orbit Determination Parameters
   # obs. used (total)      3097  
   data-arc span      25409 days (69.57 yr)  
   first obs. used      1951-06-27  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:18:18  

Additional Information
 Earth MOID = 1.00316 au 
 Jupiter MOID = 2.42723 au 
 T_jup = 3.594 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457366.5 (2015-Dec-10.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1176387243285459 1.6805e-08  
q 2.007241985784886 3.7181e-08 au
tp 2457459.234619289310
(2016-Mar-11.73461929)
1.912e-05 TDB
node 230.5871320071473 4.7922e-06 deg
peri 331.5117689766081 8.348e-06 deg
i 5.882050364964827 9.1977e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      3097  
   data-arc span      25409 days (69.57 yr)  
   first obs. used      1951-06-27  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43557  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:18:18  

Additional Information
 Jupiter MOID = 2.42723 au 
 T_jup = 3.594 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.824090763998738E-16 -6.19106257248695E-16 1.480119953435468E-13 -1.023319249691259E-14 6.418277862015985E-14 -1.535842548358399E-15
q -6.19106257248695E-16 1.382418895735773E-15 -3.377369896793894E-13 2.248660210850473E-14 -1.459233643013123E-13 3.291241664132355E-15
tp 1.480119953435468E-13 -3.377369896793894E-13 3.655884933706194E-10 -2.98864363565119E-11 1.363258952054442E-10 -1.027223247013395E-11
node -1.023319249691259E-14 2.248660210850473E-14 -2.98864363565119E-11 2.296495789524483E-11 -3.026623793249371E-11 1.727772915985092E-12
peri 6.418277862015985E-14 -1.459233643013123E-13 1.363258952054442E-10 -3.026623793249371E-11 6.968897022576948E-11 -4.516047692901214E-12
i -1.535842548358399E-15 3.291241664132355E-15 -1.027223247013395E-11 1.727772915985092E-12 -4.516047692901214E-12 8.459791740810502E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.36   n/a MPCxxxxx  
diameter diameter 5.917 km 0.142 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 88.7755 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.290   0.042 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5238 Naozane (1990 VE2)          Discovered 1990-Nov-13 by Hioki and Hayakawa at Okutama
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1990 VE2 = 1951 MJ = 1986 RT9 = 1989 NA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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