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443880 (2001 UZ16)
Classification: Apollo [NEO, PHA]          SPK-ID: 2443880
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 59 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .4262741042643432 3.3636e-08  
a 1.75942583719467 2.6265e-09 au
q 1.00942816442497 5.9601e-08 au
i 12.67714850573287 8.8599e-06 deg
node 323.1387060519202 2.6129e-05 deg
peri 28.5698851642553 4.2221e-05 deg
M 171.8235283634027 1.0683e-05 deg
tp 2458989.649356722155
(2020-May-20.14935672)
2.5229e-05 TDB
period 852.4224416475225
2.33
1.9088e-06
5.226e-09
d
yr
n .4223258121926128 9.4568e-10 deg/d
Q 2.50942350996437 3.7461e-09 au
  Orbit Determination Parameters
   # obs. used (total)      267  
   # delay obs. used      2  
   # Doppler obs. used      1  
   data-arc span      5210 days (14.26 yr)  
   first obs. used      2001-10-25  
   last obs. used      2016-01-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .37063  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:49:13  

Additional Information
 Earth MOID = .0298376 au 
 Jupiter MOID = 2.95583 au 
 T_jup = 3.984 
[ 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 19.4   n/a MPO175179  
diameter diameter 0.228 km 0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
rotation period rot_per 13.719 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Warner, B.D. (2016) Minor Planet Bull. 43, 66-79.]
geometric albedo albedo 0.593   0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

443880 (2001 UZ16)          Discovered 2001-Oct-25 by LINEAR at Socorro
Reference: Last Updated: 2015-10-05

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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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