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146813 (2001 YM93)
Classification: Main-belt Asteroid          SPK-ID: 2146813
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06502855170915782 6.0259e-08  
a 3.108991729634238 3.5493e-08 au
q 2.906818500180373 2.0212e-07 au
i 8.218858020777985 6.9122e-06 deg
node 297.2424968528728 4.5432e-05 deg
peri 340.7946212605509 7.2397e-05 deg
M 323.2302176890762 5.6141e-05 deg
tp 2459205.010841142601
(2020-Dec-21.51084114)
0.00031188 TDB
period 2002.2936820451
5.48
3.4288e-05
9.388e-08
d
yr
n .1797938050887239 3.0788e-09 deg/d
Q 3.311164959088102 3.7801e-08 au
  Orbit Determination Parameters
   # obs. used (total)      325  
   data-arc span      6705 days (18.36 yr)  
   first obs. used      2001-12-19  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .66763  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 23:56:47  

Additional Information
 Earth MOID = 1.89184 au 
 Jupiter MOID = 1.83874 au 
 T_jup = 3.200 
[ 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 15.0   n/a MPO469556  
diameter diameter 3.690 km 0.456 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.142   0.045 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146813 (2001 YM93)          Discovered 2001-Dec-18 by Spacewatch at Kitt Peak
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ show close-approach data ]
Alternate Designations
 2001 YM93 = 2003 FH87 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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