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180732 (2004 JU40)
Classification: Main-belt Asteroid          SPK-ID: 2180732
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1338752592858647 3.7174e-08  
a 2.735942078486702 1.8986e-08 au
q 2.369667123338187 9.6401e-08 au
i 8.923523379369328 3.8145e-06 deg
node 115.5255287311836 3.0609e-05 deg
peri 186.748965017902 3.6598e-05 deg
M 184.8663982620425 2.3045e-05 deg
tp 2460004.629053687323
(2023-Mar-01.12905369)
0.00011036 TDB
period 1652.946416077129
4.53
1.7206e-05
4.711e-08
d
yr
n .217792903931135 2.267e-09 deg/d
Q 3.102217033635216 2.1527e-08 au
  Orbit Determination Parameters
   # obs. used (total)      437  
   data-arc span      10762 days (29.46 yr)  
   first obs. used      1991-08-02  
   last obs. used      2021-01-18  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59901  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 11:44:00  

Additional Information
 Earth MOID = 1.35243 au 
 Jupiter MOID = 2.11846 au 
 T_jup = 3.322 
[ 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 15.7   n/a MPO494003  

180732 (2004 JU40)          Discovered 2004-May-14 by Spacewatch at Kitt Peak
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

Alternate Designations
 2004 JU40 = 1991 PX23 = 1995 MG3 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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