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43872 (1994 UL9)
Classification: Main-belt Asteroid          SPK-ID: 2043872
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 .1839773894737602 3.482e-08  
a 2.602957519400991 1.0444e-08 au
q 2.124072190070502 8.8663e-08 au
i 3.116664700771484 3.839e-06 deg
node 278.0427384407142 8.1207e-05 deg
peri 21.02156196412209 8.2157e-05 deg
M 153.3498834633134 1.3917e-05 deg
tp 2458547.098695765830
(2019-Mar-04.59869577)
5.7479e-05 TDB
period 1533.907064106605
4.20
9.2322e-06
2.528e-08
d
yr
n .2346947924186497 1.4126e-09 deg/d
Q 3.08184284873148 1.2366e-08 au
  Orbit Determination Parameters
   # obs. used (total)      859  
   data-arc span      9638 days (26.39 yr)  
   first obs. used      1994-10-28  
   last obs. used      2021-03-18  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52817  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 05:27:40  

Additional Information
 Earth MOID = 1.10672 au 
 Jupiter MOID = 2.13441 au 
 T_jup = 3.387 
[ 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 15.71   n/a E2021B10  

43872 (1994 UL9)          Discovered 1994-Oct-28 by Spacewatch at Kitt Peak
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1994 UL9 = 1998 SY82 = 2000 AH256 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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