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190020 (2004 PY55)
Classification: Main-belt Asteroid          SPK-ID: 2190020
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 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3358912497317829 5.9566e-08  
a 2.573467873476832 2.3294e-08 au
q 1.709062533310105 1.634e-07 au
i 7.11397912001038 5.7853e-06 deg
node 177.0216338388262 4.2589e-05 deg
peri 191.7073351565726 4.6556e-05 deg
M 335.5703405649307 2.5417e-05 deg
tp 2459302.827288279333
(2021-Mar-29.32728828)
0.00010781 TDB
period 1507.913930542903
4.13
2.0474e-05
5.605e-08
d
yr
n .238740416616741 3.2415e-09 deg/d
Q 3.437873213643559 3.1119e-08 au
  Orbit Determination Parameters
   # obs. used (total)      324  
   data-arc span      7264 days (19.89 yr)  
   first obs. used      2000-09-01  
   last obs. used      2020-07-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55946  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:05:53  

Additional Information
 Earth MOID = .707301 au 
 Jupiter MOID = 2.02533 au 
 T_jup = 3.337 
[ 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 16.41   n/a E2021B55  

190020 (2004 PY55)          Discovered 2004-Aug-08 by LONEOS at Anderson Mesa
Reference: 20080819/Numbers.arcLast Updated: 2008-08-25

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