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160723 (2000 QL171)
Classification: Main-belt Asteroid          SPK-ID: 2160723
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2225212758195928 5.3209e-08  
a 2.288426025672398 8.7947e-09 au
q 1.779202546821016 1.2091e-07 au
i 6.765019032513987 4.899e-06 deg
node 181.8447552525246 3.3595e-05 deg
peri 205.8508737846085 3.4459e-05 deg
M 284.5483858743202 9.7329e-06 deg
tp 2459465.514586592197
(2021-Sep-08.01458659)
3.5329e-05 TDB
period 1264.456066032919
3.46
7.2892e-06
1.996e-08
d
yr
n .2847074008110517 1.6412e-09 deg/d
Q 2.79764950452378 1.0752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      533  
   data-arc span      7251 days (19.85 yr)  
   first obs. used      2000-08-31  
   last obs. used      2020-07-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53839  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 12:24:57  

Additional Information
 Earth MOID = .784795 au 
 Jupiter MOID = 2.65688 au 
 T_jup = 3.558 
[ 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 16.54   n/a E2021B55  

160723 (2000 QL171)          Discovered 2000-Aug-31 by LINEAR at Socorro
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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