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39299 (2001 HF5)
Classification: Main-belt Asteroid          SPK-ID: 2039299
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2467905953108286 3.1226e-08  
a 2.759399248565564 1.3605e-08 au
q 2.078405465311815 8.8973e-08 au
i 9.872243394694136 4.4698e-06 deg
node 174.4216898209779 2.1497e-05 deg
peri 262.9502698225162 2.4707e-05 deg
M 99.39200636039207 9.1123e-06 deg
tp 2458538.258220787518
(2019-Feb-23.75822079)
4.2492e-05 TDB
period 1674.249737077519
4.58
1.2382e-05
3.39e-08
d
yr
n .215021685252522 1.5902e-09 deg/d
Q 3.440393031819313 1.6963e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1551  
   data-arc span      12119 days (33.18 yr)  
   first obs. used      1986-11-27  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49356  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 05:09:21  

Additional Information
 Earth MOID = 1.12055 au 
 Jupiter MOID = 1.96832 au 
 T_jup = 3.276 
[ 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 13.8   n/a MPO417087  
diameter diameter 4.918 km 0.345 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.223   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

39299 (2001 HF5)          Discovered 2001-Apr-17 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 HF5 = 1986 WF3 = 1999 RE116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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