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541020 (2017 YJ9)
Classification: Main-belt Asteroid          SPK-ID: 2541020
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 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06179021761043171 5.4992e-08  
a 2.812853738752774 3.1781e-08 au
q 2.639046894128923 1.5104e-07 au
i 5.653363114382596 6.3202e-06 deg
node 81.87635557305906 6.9207e-05 deg
peri 21.98930586197855 9.6692e-05 deg
M 227.0587535046863 7.0573e-05 deg
tp 2459836.821208485071
(2022-Sep-14.32120848)
0.00034199 TDB
period 1723.134400298409
4.72
2.9203e-05
7.995e-08
d
yr
n .2089216023646535 3.5407e-09 deg/d
Q 2.986660583376624 3.3745e-08 au
  Orbit Determination Parameters
   # obs. used (total)      137  
   data-arc span      7415 days (20.30 yr)  
   first obs. used      2000-05-04  
   last obs. used      2020-08-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57218  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 20:21:51  

Additional Information
 Earth MOID = 1.65674 au 
 Jupiter MOID = 2.10608 au 
 T_jup = 3.310 
[ 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 16.71   n/a MPCxxxxx  

541020 (2017 YJ9)          Discovered 2005-May-04 by Spacewatch at Kitt Peak
Reference: Last Updated: 2019-05-29

Alternate Designations
 2017 YJ9 = 2000 JC96 = 2005 JK51 = 2012 XU34 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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