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109628 (2001 QP323)
Classification: Main-belt Asteroid          SPK-ID: 2109628
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2595961665496486 3.5632e-08  
a 2.625130214233421 1.1715e-08 au
q 1.943656473924767 9.3837e-08 au
i 11.16886584425877 3.5744e-06 deg
node 150.9832994896422 2.5833e-05 deg
peri 294.8674066157723 2.6998e-05 deg
M 92.97416320016438 8.6998e-06 deg
tp 2458599.278238578810
(2019-Apr-25.77823858)
3.6518e-05 TDB
period 1553.548094868714
4.25
1.0399e-05
2.847e-08
d
yr
n .2317276183396322 1.5511e-09 deg/d
Q 3.306603954542075 1.4756e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1286  
   data-arc span      15884 days (43.49 yr)  
   first obs. used      1976-10-31  
   last obs. used      2020-04-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46684  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 19:06:38  

Additional Information
 Earth MOID = .989613 au 
 Jupiter MOID = 2.02206 au 
 T_jup = 3.328 
[ 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 14.9   n/a MPO325225  
diameter diameter 5.446 km 1.175 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.055   0.032 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

109628 (2001 QP323)          Discovered 2001-Aug-27 by LONEOS at Anderson Mesa
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 2001 QP323 = 1976 UA1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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