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46468 (6887 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2046468
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03552741288018577 4.1416e-08  
a 2.753317023605114 1.361e-08 au
q 2.655498792917451 1.145e-07 au
i 2.308857358260629 4.6175e-06 deg
node 30.92725359135445 8.0785e-05 deg
peri 157.5681648054789 9.8523e-05 deg
M 235.5590769376918 5.8496e-05 deg
tp 2459777.324210059906
(2022-Jul-16.82421006)
0.00027239 TDB
period 1668.717255637772
4.57
1.2373e-05
3.388e-08
d
yr
n .2157345702417457 1.5997e-09 deg/d
Q 2.851135254292777 1.4094e-08 au
  Orbit Determination Parameters
   # obs. used (total)      826  
   data-arc span      22054 days (60.38 yr)  
   first obs. used      1960-09-24  
   last obs. used      2021-02-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54311  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:49:22  

Additional Information
 Earth MOID = 1.65456 au 
 Jupiter MOID = 2.10299 au 
 T_jup = 3.343 
[ 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 15.41   n/a E2021B10  

46468 (6887 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 6887 P-L = 1997 WD11 = 2000 KN26 = 2001 RU109 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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