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180907 (2005 KW7)
Classification: Main-belt Asteroid          SPK-ID: 2180907
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 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1607750993816307 3.5417e-08  
a 2.24225636220402 8.865e-09 au
q 1.881757372731575 7.7192e-08 au
i 4.775202237333688 4.9965e-06 deg
node 212.1668940128268 4.7365e-05 deg
peri 82.35552252466373 5.0897e-05 deg
M 193.3839435334836 1.8749e-05 deg
tp 2459768.097762463137
(2022-Jul-07.59776246)
6.5769e-05 TDB
period 1226.383572028624
3.36
7.2729e-06
1.991e-08
d
yr
n .2935460064949383 1.7408e-09 deg/d
Q 2.602755351676465 1.029e-08 au
  Orbit Determination Parameters
   # obs. used (total)      318  
   data-arc span      7803 days (21.36 yr)  
   first obs. used      1999-10-02  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57734  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:26  

Additional Information
 Earth MOID = .87122 au 
 Jupiter MOID = 2.5824 au 
 T_jup = 3.612 
[ 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 17.4   n/a MPO436894  

180907 (2005 KW7)          Discovered 2005-May-20 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ show close-approach data ]
Alternate Designations
 2005 KW7 = 1999 TR41 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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