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24036 (1999 SP4)
Classification: Main-belt Asteroid          SPK-ID: 2024036
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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1898177110653934 3.2542e-08  
a 2.757457893768972 1.1515e-08 au
q 2.234043548014545 8.9427e-08 au
i 8.932532917239497 4.0989e-06 deg
node 199.3646909726214 2.2739e-05 deg
peri 228.2322788853849 2.511e-05 deg
M 190.9788323234498 1.0685e-05 deg
tp 2459985.736281999121
(2023-Feb-10.23628200)
5.1988e-05 TDB
period 1672.483188973395
4.58
1.0476e-05
2.868e-08
d
yr
n .2152488003308275 1.3482e-09 deg/d
Q 3.280872239523398 1.37e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1670  
   data-arc span      15975 days (43.74 yr)  
   first obs. used      1976-09-24  
   last obs. used      2020-06-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48496  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:35:01  

Additional Information
 Earth MOID = 1.25797 au 
 Jupiter MOID = 2.10043 au 
 T_jup = 3.299 
[ 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 14.43   n/a E2021B10  
diameter diameter 8.757 km 0.224 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.411 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.044   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

24036 (1999 SP4)          Discovered 1999-Sep-29 by Korlevic, K. at Visnjan
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

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Alternate Designations
 1999 SP4 = 1976 SP3 = 1990 VK9 = 1990 VR15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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