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135521 (2001 YN84)
Classification: Main-belt Asteroid          SPK-ID: 2135521
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1644219065147296 3.7314e-08  
a 2.371964477069332 8.8976e-09 au
q 1.981961555564379 9.014e-08 au
i 1.147737002834926 4.7884e-06 deg
node 57.49882650371939 0.00021456 deg
peri 66.71399463328044 0.0002153 deg
M 57.31131571189547 1.6795e-05 deg
tp 2458988.078448812545
(2020-May-18.57844881)
6.1834e-05 TDB
period 1334.322157458538
3.65
7.5079e-06
2.056e-08
d
yr
n .2697999115038953 1.5181e-09 deg/d
Q 2.761967398574285 1.0361e-08 au
  Orbit Determination Parameters
   # obs. used (total)      456  
   data-arc span      9631 days (26.37 yr)  
   first obs. used      1993-09-15  
   last obs. used      2020-01-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57886  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 18:13:27  

Additional Information
 Earth MOID = .997761 au 
 Jupiter MOID = 2.30127 au 
 T_jup = 3.525 
[ 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 16.7   n/a MPO453840  

135521 (2001 YN84)          Discovered 2001-Dec-18 by LINEAR at Socorro
Reference: 20060907/Numbers.arcLast Updated: 2006-09-10

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