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24167 (1999 WC4)
Classification: Main-belt Asteroid          SPK-ID: 2024167
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1280481470170363 3.5218e-08  
a 3.037365971079989 1.6227e-08 au
q 2.648436886670595 1.1159e-07 au
i 4.217055221343557 3.9988e-06 deg
node 323.8781209545229 5.263e-05 deg
peri 82.07215239711641 5.6118e-05 deg
M 10.46961335725418 1.6872e-05 deg
tp 2459144.269460005162
(2020-Oct-21.76946001)
9.0752e-05 TDB
period 1933.499710771612
5.29
1.5494e-05
4.242e-08
d
yr
n .1861908734686765 1.4921e-09 deg/d
Q 3.426295055489382 1.8305e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1666  
   data-arc span      14955 days (40.94 yr)  
   first obs. used      1980-03-23  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50199  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:36:51  

Additional Information
 Earth MOID = 1.66111 au 
 Jupiter MOID = 1.97526 au 
 T_jup = 3.224 
[ 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 13.84   n/a E2021B10  

24167 (1999 WC4)          Discovered 1999-Nov-28 by Kobayashi, T. at Oizumi
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 WC4 = 1950 MA = 1980 FT6 = 2001 DA70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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