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JPL Small-Body Database Browser
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528159 (2008 HS3)
Classification: Amor [NEO, PHA]          SPK-ID: 2528159
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 104 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2253953785497004 7.2432e-09  
a 1.350069729628164 1.8501e-09 au
q 1.045770251850132 1.057e-08 au
i 8.173305907344483 3.304e-06 deg
node 227.7180117955059 6.0047e-06 deg
peri 5.003466207133636 1.1477e-05 deg
M 241.0526561347354 6.6973e-06 deg
tp 2459189.814977643501
(2020-Dec-06.31497764)
1.0741e-05 TDB
period 572.9711125694408
1.57
1.1778e-06
3.225e-09
d
yr
n .6283039268517574 1.2915e-09 deg/d
Q 1.654369207406195 2.2671e-09 au
  Orbit Determination Parameters
   # obs. used (total)      724  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      4119 days (11.28 yr)  
   first obs. used      2008-04-30  
   last obs. used      2019-08-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .3345  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-04 05:17:41  

Additional Information
 Earth MOID = .0364346 au 
 Jupiter MOID = 3.33726 au 
 T_jup = 4.837 
[ 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 21.6   n/a MPO495497  
rotation period rot_per 10.68 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2019) http://www.asu.cas.cz/~ppravec/neo.htm]
[Skiff, B.A.; McLelland, K.P.; Sanborn, J.; Pravec, P.; Koehn, B.W. (2019). Minor Planet Bull. 46-4, in press.]
[Warner, B.D.; Stephens, R.D. (2019) Minor Planet Bull. 46-4, submitted. (NEA Gaggle) http://www.planetarysciences.org/lightcurves.html]

528159 (2008 HS3)          Discovered 2008-Apr-30 by CSS at Catalina
Reference: Last Updated: 2019-05-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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