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186900 (2004 LR1)
Classification: Main-belt Asteroid          SPK-ID: 2186900
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3068715092928431 5.4434e-08  
a 2.593369307976021 1.7885e-08 au
q 1.797538154283683 1.4247e-07 au
i 11.04263785326737 7.1075e-06 deg
node 40.16287418523762 2.8155e-05 deg
peri 282.2916017165901 3.0173e-05 deg
M 344.7331776906956 9.704e-06 deg
tp 2459461.190592237170
(2021-Sep-03.69059224)
4.1243e-05 TDB
period 1525.439461700404
4.18
1.578e-05
4.32e-08
d
yr
n .2359975659726992 2.4413e-09 deg/d
Q 3.389200461668358 2.3373e-08 au
  Orbit Determination Parameters
   # obs. used (total)      576  
   data-arc span      9034 days (24.73 yr)  
   first obs. used      1996-10-10  
   last obs. used      2021-07-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53551  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 02:46:13  

Additional Information
 Earth MOID = .824508 au 
 Jupiter MOID = 2.09875 au 
 T_jup = 3.325 
[ 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 15.96   n/a E2021B55  

186900 (2004 LR1)          Discovered 2004-Jun-05 by NEAT at Palomar
Reference: 20080520/Numbers.arcLast Updated: 2008-05-22

Alternate Designations
 2004 LR1 = 1996 TU6 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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