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455157 (1997 YM3)
Classification: Amor [NEO]          SPK-ID: 2455157
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .6586244103930733 1.2345e-07  
a 3.302588909767417 4.3076e-07 au
q 1.127423236301149 4.8333e-07 au
i 3.855026313960873 2.2053e-05 deg
node 299.6449535255554 0.00015953 deg
peri 78.00069114881377 0.00024129 deg
M 305.377869030424 0.00024781 deg
tp 2459333.118455517287
(2021-Apr-28.61845552)
0.0015739 TDB
period 2192.200155151742
6.00
0.0004289
1.174e-06
d
yr
n .1642185815715724 3.2129e-08 deg/d
Q 5.477754583233684 7.1447e-07 au
  Orbit Determination Parameters
   # obs. used (total)      101  
   data-arc span      8264 days (22.63 yr)  
   first obs. used      1997-11-06  
   last obs. used      2020-06-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      1  
   norm. resid. RMS      .547  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-22 06:44:00  

Additional Information
 Earth MOID = .146656 au 
 Jupiter MOID = .473103 au 
 T_jup = 2.772 
[ 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 17.1   n/a MPO361354  

455157 (1997 YM3)          Discovered 1997-Dec-20 by Beijing Schmidt CCD Asteroid Program at Xinglong
Reference: Last Updated: 2016-02-25

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