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JPL Small-Body Database Browser
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233421 (2006 HW1)
Classification: Main-belt Asteroid          SPK-ID: 2233421
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06131749111659929 5.1392e-08  
a 2.749528846545813 2.784e-08 au
q 2.580934635922907 1.5259e-07 au
i 6.050831403663885 4.9552e-06 deg
node 90.6266112009497 6.3248e-05 deg
peri 35.85881338810995 8.4693e-05 deg
M 22.86914869107794 5.4503e-05 deg
tp 2458494.712745763533
(2019-Jan-11.21274576)
0.00025228 TDB
period 1665.274560044554
4.56
2.5293e-05
6.925e-08
d
yr
n .2161805678400374 3.2834e-09 deg/d
Q 2.91812305716872 2.9548e-08 au
  Orbit Determination Parameters
   # obs. used (total)      364  
   data-arc span      6612 days (18.10 yr)  
   first obs. used      2001-02-16  
   last obs. used      2019-03-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64924  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-14 07:08:14  

Additional Information
 Earth MOID = 1.59969 au 
 Jupiter MOID = 2.12673 au 
 T_jup = 3.335 
[ 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 15.5   n/a MPO437097  
diameter diameter 3.684 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.082   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

233421 (2006 HW1)          Discovered 2006-Apr-18 by NEAT at Palomar
Reference: 20100228/Numbers.arcLast Updated: 2010-03-03

Alternate Designations
 2006 HW1 = 2001 DK17 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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