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JPL Small-Body Database Browser
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18391 (1992 PO1)
Classification: Main-belt Asteroid          SPK-ID: 2018391
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2481262738364478 3.9961e-08  
a 2.396820450206116 9.7956e-09 au
q 1.802106322841476 9.6892e-08 au
i 3.125287261475012 4.6199e-06 deg
node 299.1572084690715 7.6718e-05 deg
peri 20.4922082951238 7.7232e-05 deg
M 71.36387724737276 7.5579e-06 deg
tp 2458331.824778294015
(2018-Aug-01.32477829)
2.8564e-05 TDB
period 1355.350683636174
3.71
8.3088e-06
2.275e-08
d
yr
n .265613914056679 1.6283e-09 deg/d
Q 2.991534577570757 1.2226e-08 au
  Orbit Determination Parameters
   # obs. used (total)      990  
   data-arc span      10174 days (27.85 yr)  
   first obs. used      1991-03-17  
   last obs. used      2019-01-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52491  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:37:21  

Additional Information
 Earth MOID = .788622 au 
 Jupiter MOID = 2.32763 au 
 T_jup = 3.484 
[ 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 15.3   n/a MPO452431  

18391 (1992 PO1)          Discovered 1992-Aug-08 by Elst, E. W. at Caussols
Reference: 20001111/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1992 PO1 = 1999 JB29 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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