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415690 (1992 UB)
Classification: Mars-crossing Asteroid          SPK-ID: 2415690
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 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5677564897757842 5.1678e-08  
a 3.104804059096093 2.6135e-08 au
q 1.342031405062089 1.5773e-07 au
i 16.2424667869937 7.4695e-06 deg
node 70.57809604946851 2.1922e-05 deg
peri 294.5707032735289 2.3973e-05 deg
M 78.33625181327535 3.0091e-06 deg
tp 2458765.679500885553
(2019-Oct-09.17950089)
1.9711e-05 TDB
period 1998.249546765694
5.47
2.5231e-05
6.908e-08
d
yr
n .1801576787957666 2.2747e-09 deg/d
Q 4.867576713130096 4.0973e-08 au
  Orbit Determination Parameters
   # obs. used (total)      374  
   data-arc span      10007 days (27.40 yr)  
   first obs. used      1992-09-05  
   last obs. used      2020-01-29  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43073  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 13:09:31  

Additional Information
 Earth MOID = .440375 au 
 Jupiter MOID = 1.26633 au 
 T_jup = 2.897 
[ 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 16.5   n/a MPO535079  
SMASSII spectral type spec_B X   n/a Xu et al. (1995) Icarus 115, 1-35  

415690 (1992 UB)          Discovered 1992-Oct-21 by McNaught, R. H. at Siding Spring
Reference: Last Updated: 2015-01-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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