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120400 (2005 QP160)
Classification: Main-belt Asteroid          SPK-ID: 2120400
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1765112765207353 4.8867e-08  
a 3.013443428419928 3.405e-08 au
q 2.481536682146505 1.5337e-07 au
i 3.975190395312216 5.9728e-06 deg
node 90.44872178738183 0.00010786 deg
peri 312.1502158372511 0.00011092 deg
M 267.9748311961548 3.0334e-05 deg
tp 2459488.924131715461
(2021-Oct-01.42413172)
0.00016696 TDB
period 1910.702144892116
5.23
3.2384e-05
8.866e-08
d
yr
n .1884124121398977 3.1934e-09 deg/d
Q 3.54535017469335 4.006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      236  
   data-arc span      6800 days (18.62 yr)  
   first obs. used      2000-09-27  
   last obs. used      2019-05-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59074  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 06:57:57  

Additional Information
 Earth MOID = 1.49257 au 
 Jupiter MOID = 1.86363 au 
 T_jup = 3.221 
[ 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 15.9   n/a MPO436581  
diameter diameter 4.692 km 0.255 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120400 (2005 QP160)          Discovered 2005-Aug-28 by Spacewatch at Kitt Peak
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

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