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22390 (1994 PA23)
Classification: Main-belt Asteroid          SPK-ID: 2022390
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07309173088381575 3.4368e-08  
a 2.596765927241763 1.0081e-08 au
q 2.406963810919546 8.9979e-08 au
i 1.294712116152858 3.9763e-06 deg
node 52.71957819702429 0.00015669 deg
peri 136.9710315394302 0.00015923 deg
M 251.4481652791005 3.0098e-05 deg
tp 2459661.374097724161
(2022-Mar-22.87409772)
0.00012884 TDB
period 1528.437318515028
4.18
8.9001e-06
2.437e-08
d
yr
n .2355346834568018 1.3715e-09 deg/d
Q 2.78656804356398 1.0817e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   data-arc span      9707 days (26.58 yr)  
   first obs. used      1994-08-12  
   last obs. used      2021-03-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51625  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:05:21  

Additional Information
 Earth MOID = 1.40652 au 
 Jupiter MOID = 2.16743 au 
 T_jup = 3.413 
[ 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 14.9   n/a MPO435909  

22390 (1994 PA23)          Discovered 1994-Aug-12 by Elst, E. W. at La Silla
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1994 PA23 = 1999 VU72 = 1999 XP48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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