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58945 (1998 QY43)
Classification: Main-belt Asteroid          SPK-ID: 2058945
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03631501233280096 3.0892e-08  
a 2.217406680159034 7.5431e-09 au
q 2.136881529222223 7.0612e-08 au
i 3.922179666698135 4.1789e-06 deg
node 16.21004121233282 4.7429e-05 deg
peri 253.2403105727348 7.8628e-05 deg
M 277.266168820015 6.4489e-05 deg
tp 2459277.670553578466
(2021-Mar-04.17055358)
0.00021637 TDB
period 1206.05316912227
3.30
6.1541e-06
1.685e-08
d
yr
n .2984943029186661 1.5231e-09 deg/d
Q 2.297931831095844 7.8171e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1203  
   data-arc span      8949 days (24.50 yr)  
   first obs. used      1995-11-24  
   last obs. used      2020-05-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50722  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:48:53  

Additional Information
 Earth MOID = 1.12494 au 
 Jupiter MOID = 2.7113 au 
 T_jup = 3.648 
[ 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 15.6   n/a MPO347914  
diameter diameter 2.170 km 0.766 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.216   0.141 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

58945 (1998 QY43)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 QY43 = 2000 AB41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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