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JPL Small-Body Database Browser
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160378 (2004 HN30)
Classification: Main-belt Asteroid          SPK-ID: 2160378
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1195190260292833 6.1465e-08  
a 2.379857035492549 1.4812e-08 au
q 2.095418840521542 1.51e-07 au
i 3.789868911370794 6.2516e-06 deg
node 54.29870331296432 6.8433e-05 deg
peri 170.2180159897605 7.1071e-05 deg
M 134.5323064593402 1.8026e-05 deg
tp 2458499.371829528259
(2019-Jan-15.87182953)		 6.6346e-05 TDB
period 1340.987500458493
3.67		 1.2519e-05
3.428e-08		 d
yr
n .2684588781602464 2.5063e-09 deg/d
Q 2.664295230463556 1.6582e-08 au
   Orbit Determination Parameters
   # obs. used (total)      332  
   data-arc span      8522 days (23.33 yr)  
   first obs. used      1994-10-12  
   last obs. used      2018-02-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .599  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 06:30:57  

Additional Information
 Earth MOID = 1.08629 au 
 Jupiter MOID = 2.31142 au 
 T_jup = 3.526 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.0   n/a MPO436808  
diameter diameter 2.980 km 0.829 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.032   0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

160378 (2004 HN30)          Discovered 2004-Apr-21 by LINEAR at Socorro
Reference: 20070730/Numbers.arcLast Updated: 2007-08-06
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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