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109342 (2001 QR148)
Classification: Main-belt Asteroid          SPK-ID: 2109342
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1708316877272761 5.8538e-08  
a 3.143651917288547 2.1488e-08 au
q 2.606616554631056 1.7918e-07 au
i 17.97891950321588 5.129e-06 deg
node 20.588283007482 1.4715e-05 deg
peri 359.2260481469296 2.045e-05 deg
M 106.6038042441554 1.2865e-05 deg
tp 2458397.634671212757
(2018-Oct-06.13467121)
7.2205e-05 TDB
period 2035.870294706732
5.57
2.0874e-05
5.715e-08
d
yr
n .1768285538307627 1.8131e-09 deg/d
Q 3.680687279946037 2.5159e-08 au
  Orbit Determination Parameters
   # obs. used (total)      857  
   data-arc span      10779 days (29.51 yr)  
   first obs. used      1990-10-18  
   last obs. used      2020-04-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55033  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:03:54  

Additional Information
 Earth MOID = 1.60929 au 
 Jupiter MOID = 1.78179 au 
 T_jup = 3.112 
[ 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 14.7   n/a MPO459511  
diameter diameter 6.395 km 0.198 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.068   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109342 (2001 QR148)          Discovered 2001-Aug-20 by NEAT at Haleakala
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

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