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85476 (1997 MY)
Classification: Main-belt Asteroid          SPK-ID: 2085476
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2263546995050837 4.2403e-08  
a 2.243012750413969 7.5021e-09 au
q 1.735296273307943 9.7163e-08 au
i 2.567121033482586 4.0881e-06 deg
node 195.6900593487567 6.605e-05 deg
peri 180.0351889112444 6.6412e-05 deg
M 294.0057793480721 9.1584e-06 deg
tp 2459425.431067363171
(2021-Jul-29.93106736)
3.2068e-05 TDB
period 1227.004174772025
3.36
6.1559e-06
1.685e-08
d
yr
n .2933975347450527 1.472e-09 deg/d
Q 2.750729227519995 9.2002e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1028  
   data-arc span      8420 days (23.05 yr)  
   first obs. used      1997-06-26  
   last obs. used      2020-07-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54633  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 14:13:13  

Additional Information
 Earth MOID = .735127 au 
 Jupiter MOID = 2.71407 au 
 T_jup = 3.598 
[ 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 15.74   n/a E2021B10  
diameter diameter 2.279 km 0.269 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.215   0.039 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

85476 (1997 MY)          Discovered 1997-Jun-26 by BAO Schmidt CCD Asteroid Program at Xinglong
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1997 MY = 2001 XK85 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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