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22959 (1999 UY1)
Classification: Main-belt Asteroid          SPK-ID: 2022959
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .108002358730712 2.348e-08  
a 2.28021128783041 6.4643e-09 au
q 2.033943090340331 5.4579e-08 au
i 7.58583492286418 8.5467e-07 deg
node 217.8584046882788 6.8154e-06 deg
peri 121.8348854745822 1.3267e-05 deg
M 105.4388792562826 1.3781e-05 deg
tp 2458832.151128213138
(2019-Dec-14.65112821)
4.765e-05 TDB
period 1257.653673660125
3.44
5.3481e-06
1.464e-08
d
yr
n .2862473251100193 1.2172e-09 deg/d
Q 2.526479485320488 7.1624e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1908  
   data-arc span      9835 days (26.93 yr)  
   first obs. used      1994-03-16  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:15:07  

Additional Information
 Earth MOID = 1.03633 au 
 Jupiter MOID = 2.80702 au 
 T_jup = 3.587 
[ 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 14.2   n/a MPO439257  

22959 (1999 UY1)          Discovered 1999-Oct-16 by Juels, C. W. at Fountain Hills
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 UY1 = 1998 KF22 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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