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109272 (2001 QY112)
Classification: Main-belt Asteroid          SPK-ID: 2109272
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08766816045917519 7.7224e-08  
a 3.042837354834775 2.4756e-08 au
q 2.776077401359948 2.3218e-07 au
i 8.483869581041276 6.7874e-06 deg
node 230.8738269005182 4.5021e-05 deg
peri 117.8400790307786 5.4051e-05 deg
M 192.6614593729481 3.2367e-05 deg
tp 2459901.676819322120
(2022-Nov-18.17681932)
0.00017822 TDB
period 1938.726450824066
5.31
2.366e-05
6.478e-08
d
yr
n .1856889092563729 2.2661e-09 deg/d
Q 3.309597308309602 2.6927e-08 au
  Orbit Determination Parameters
   # obs. used (total)      547  
   data-arc span      6846 days (18.74 yr)  
   first obs. used      2001-08-25  
   last obs. used      2020-05-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51734  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 19:13:02  

Additional Information
 Earth MOID = 1.7835 au 
 Jupiter MOID = 2.08354 au 
 T_jup = 3.217 
[ 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 MPO338038  
diameter diameter 4.593 km 0.599 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.060 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

109272 (2001 QY112)          Discovered 2001-Aug-25 by LINEAR at Socorro
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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