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243912 (2001 HZ1)
Classification: Main-belt Asteroid          SPK-ID: 2243912
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3023549473719928 4.5482e-08  
a 2.602781662006554 1.568e-08 au
q 1.815817749569774 1.2194e-07 au
i 8.10077352501602 4.8631e-06 deg
node 204.5536852458632 3.8974e-05 deg
peri 83.87179357092093 4.1033e-05 deg
M 61.51195470607596 8.0276e-06 deg
tp 2458338.433166305637
(2018-Aug-07.93316631)
3.4314e-05 TDB
period 1533.751619189751
4.20
1.386e-05
3.795e-08
d
yr
n .2347185786119531 2.1211e-09 deg/d
Q 3.389745574443334 2.0421e-08 au
  Orbit Determination Parameters
   # obs. used (total)      474  
   data-arc span      6359 days (17.41 yr)  
   first obs. used      2001-04-01  
   last obs. used      2018-08-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55693  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:34:51  

Additional Information
 Earth MOID = .821235 au 
 Jupiter MOID = 1.88574 au 
 T_jup = 3.334 
[ 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 16.2   n/a MPO454791  
diameter diameter 3.015 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.102   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

243912 (2001 HZ1)          Discovered 2001-Apr-17 by LINEAR at Socorro
Reference: 20100726/Numbers.arcLast Updated: 2010-07-28

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