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109120 (2001 QO43)
Classification: Outer Main-belt Asteroid          SPK-ID: 2109120
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 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02075041789304598 4.368e-08  
a 3.210008454212295 2.9269e-08 au
q 3.143399437347179 1.3648e-07 au
i 3.040826211736811 4.9873e-06 deg
node 325.604496419924 8.6142e-05 deg
peri 265.8466713832192 0.0001495 deg
M 177.4610773741462 0.00012305 deg
tp 2457964.980445951744
(2017-Jul-30.48044595)
0.00071833 TDB
period 2100.669312806067
5.75
2.8731e-05
7.866e-08
d
yr
n .1713739510571101 2.3439e-09 deg/d
Q 3.27661747107741 2.9876e-08 au
  Orbit Determination Parameters
   # obs. used (total)      771  
   data-arc span      6749 days (18.48 yr)  
   first obs. used      2001-07-27  
   last obs. used      2020-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54052  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 03:19:44  

Additional Information
 Earth MOID = 2.13396 au 
 Jupiter MOID = 1.71032 au 
 T_jup = 3.189 
[ 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 MPO270575  
diameter diameter 6.503 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.073   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109120 (2001 QO43)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2001 QO43 = 2002 TT242 = 2003 YJ77 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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