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22963 (1999 UN24)
Classification: Main-belt Asteroid          SPK-ID: 2022963
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1688005333563943 3.2935e-08  
a 2.29724062426597 6.2009e-09 au
q 1.909465181641898 7.5068e-08 au
i 4.212302129410209 3.1335e-06 deg
node 329.9740611911556 5.1308e-05 deg
peri 18.16607023481321 5.2484e-05 deg
M 56.70405536496333 1.1654e-05 deg
tp 2459000.182091289154
(2020-May-30.68209129)
4.1085e-05 TDB
period 1271.768776884747
3.48
5.1493e-06
1.41e-08
d
yr
n .2830703242155666 1.1461e-09 deg/d
Q 2.685016066890041 7.2477e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1958  
   data-arc span      12951 days (35.46 yr)  
   first obs. used      1985-09-21  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46285  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:15:08  

Additional Information
 Earth MOID = .901405 au 
 Jupiter MOID = 2.72732 au 
 T_jup = 3.571 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.00   n/a E2021B10  

22963 (1999 UN24)          Discovered 1999-Oct-28 by CSS at Catalina
Reference: 20010309/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 UN24 = 1985 SP5 = 1985 UO5 = 1998 HG60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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