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58321 (1994 PQ38)
Classification: Main-belt Asteroid          SPK-ID: 2058321
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2212176689353923 4.2783e-08  
a 3.072472326424156 1.5798e-08 au
q 2.392787160504103 1.3276e-07 au
i .4281081554618361 4.5559e-06 deg
node 168.9624414781021 0.00055042 deg
peri 200.7877255120033 0.00055049 deg
M 296.8969059659696 1.1739e-05 deg
tp 2459545.308965710559
(2021-Nov-26.80896571)
6.6158e-05 TDB
period 1967.117929096464
5.39
1.5172e-05
4.154e-08
d
yr
n .1830088550742634 1.4115e-09 deg/d
Q 3.75215749234421 1.9293e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1033  
   data-arc span      9470 days (25.93 yr)  
   first obs. used      1994-08-10  
   last obs. used      2020-07-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54496  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 11:29:33  

Additional Information
 Earth MOID = 1.39089 au 
 Jupiter MOID = 1.71385 au 
 T_jup = 3.192 
[ 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 14.75   n/a E2021B10  
diameter diameter 5.936 km 0.155 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.072   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58321 (1994 PQ38)          Discovered 1994-Aug-10 by Elst, E. W. at La Silla
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PQ38 = 2000 UA49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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