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541073 (2018 PK23)
Classification: Mars-crossing Asteroid          SPK-ID: 2541073
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3998264741806638 1.0015e-07  
a 2.763052380404386 3.277e-08 au
q 1.65831088917081 2.7203e-07 au
i 11.58802365074388 7.0519e-06 deg
node 324.5407600187944 2.7677e-05 deg
peri 26.25684128896767 2.9695e-05 deg
M 181.5192496547938 5.1087e-06 deg
tp 2460032.208205809680
(2023-Mar-28.70820581)
3.2433e-05 TDB
period 1677.575612565362
4.59
2.9844e-05
8.171e-08
d
yr
n .2145953942722648 3.8177e-09 deg/d
Q 3.867793871637962 4.5873e-08 au
  Orbit Determination Parameters
   # obs. used (total)      359  
   data-arc span      6092 days (16.68 yr)  
   first obs. used      2004-08-09  
   last obs. used      2021-04-14  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40837  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:25:02  

Additional Information
 Earth MOID = .658126 au 
 Jupiter MOID = 1.62663 au 
 T_jup = 3.192 
[ 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 16.28   .34884 E2021B25 autocmod 2.6n

541073 (2018 PK23)          Discovered 2011-Feb-25 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2019-05-29

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