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24420 (2000 BU22)
Classification: Jupiter Trojan          SPK-ID: 2024420
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05783569168914721 3.9557e-08  
a 5.293999211329553 1.0727e-07 au
q 4.987817105140509 2.7064e-07 au
i 8.479527452065831 3.8044e-06 deg
node 113.8647809515558 3.8608e-05 deg
peri 8.300741030869805 7.032e-05 deg
M 258.8081266405932 6.1989e-05 deg
tp 2460451.096965496935
(2024-May-20.59696550)
0.000789 TDB
period 4449.121185649483
12.18
0.00013522
3.702e-07
d
yr
n .08091485598575512 2.4592e-09 deg/d
Q 5.600181317518597 1.1347e-07 au
  Orbit Determination Parameters
   # obs. used (total)      1247  
   data-arc span      11228 days (30.74 yr)  
   first obs. used      1990-05-13  
   last obs. used      2021-02-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52597  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:41:43  

Additional Information
 Earth MOID = 4.00384 au 
 Jupiter MOID = .240477 au 
 T_jup = 2.975 
[ 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 11.49   n/a E2021B10  
diameter diameter 21.723 km 1.211 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.113   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

24420 (2000 BU22)          Discovered 2000-Jan-29 by Spacewatch at Kitt Peak
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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