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22012 (1999 XO82)
Classification: Jupiter Trojan          SPK-ID: 2022012
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1099860757709551 4.0967e-08  
a 5.196144657426768 1.0439e-07 au
q 4.624641097418184 2.3071e-07 au
i 7.404310506931569 4.0883e-06 deg
node 98.75244998059982 4.2717e-05 deg
peri 27.21833553298897 5.1614e-05 deg
M 237.8071103013152 3.2748e-05 deg
tp 2460668.965376237044
(2024-Dec-24.46537624)
0.00042767 TDB
period 4326.336309329673
11.84
0.00013037
3.569e-07
d
yr
n .08321128415829947 2.5075e-09 deg/d
Q 5.767648217435352 1.1587e-07 au
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      11697 days (32.02 yr)  
   first obs. used      1989-01-10  
   last obs. used      2021-01-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54256  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:57:39  

Additional Information
 Earth MOID = 3.64216 au 
 Jupiter MOID = .300235 au 
 T_jup = 2.971 
[ 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 11.8   n/a MPO452480  

22012 (1999 XO82)          Discovered 1999-Dec-07 by LINEAR at Socorro
Reference: 20010208/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 XO82 = 1994 NT11 = 1998 VL24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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