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24166 (1999 WW3)
Classification: Main-belt Asteroid          SPK-ID: 2024166
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 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1639935389565011 2.12e-08  
a 2.450294993176498 8.3561e-09 au
q 2.048462445758089 5.1196e-08 au
i 7.590117354344701 7.1874e-07 deg
node 106.2153117098239 1.3015e-05 deg
peri 316.4573986321532 1.4492e-05 deg
M 183.6994652214556 1.2205e-05 deg
tp 2459886.583720869831
(2022-Nov-03.08372087)
4.8341e-05 TDB
period 1400.960807199988
3.84
7.1664e-06
1.962e-08
d
yr
n .2569665033809969 1.3145e-09 deg/d
Q 2.852127540594908 9.7264e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1918  
   data-arc span      14439 days (39.53 yr)  
   first obs. used      1981-01-08  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47183  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:36:50  

Additional Information
 Earth MOID = 1.069 au 
 Jupiter MOID = 2.4592 au 
 T_jup = 3.466 
[ 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 14.03   n/a E2021B10  
diameter diameter 4.466 km 0.127 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 2.64931 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.222   0.030 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24166 (1999 WW3)          Discovered 1999-Nov-28 by Kobayashi, T. at Oizumi
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 WW3 = 1981 AP1 = 1991 RO25 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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