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35258 (1996 HN23)
Classification: Main-belt Asteroid          SPK-ID: 2035258
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1393554188929201 2.9523e-08  
a 2.270970460442931 7.2521e-09 au
q 1.954498420634458 6.9308e-08 au
i 3.80074261953722 3.5067e-06 deg
node 88.33840501139397 5.0564e-05 deg
peri 202.571626881978 5.2322e-05 deg
M 319.9836245192596 1.3068e-05 deg
tp 2459139.447553164937
(2020-Oct-16.94755316)
4.5346e-05 TDB
period 1250.016238063646
3.42
5.9876e-06
1.639e-08
d
yr
n .2879962587987359 1.3795e-09 deg/d
Q 2.587442500251403 8.2627e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1149  
   data-arc span      10340 days (28.31 yr)  
   first obs. used      1992-02-24  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49664  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 20:28:56  

Additional Information
 Earth MOID = .938874 au 
 Jupiter MOID = 2.56565 au 
 T_jup = 3.597 
[ 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 MPO267827  
diameter diameter 4.259 km 0.063 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

35258 (1996 HN23)          Discovered 1996-Apr-20 by Elst, E. W. at La Silla
Reference: 20020227/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1996 HN23 = 1997 WH28 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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