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24049 (1999 TZ18)
Classification: Main-belt Asteroid          SPK-ID: 2024049
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .135095529944682 3.3157e-08  
a 2.288119425688971 5.5767e-09 au
q 1.979004719298798 7.5539e-08 au
i 2.458027837598869 3.3003e-06 deg
node 164.1809262837237 7.8395e-05 deg
peri 254.3100914819881 7.9531e-05 deg
M 17.92284964656978 1.2174e-05 deg
tp 2459137.560828765736
(2020-Oct-15.06082877)
4.2735e-05 TDB
period 1264.201959573516
3.46
4.6217e-06
1.265e-08
d
yr
n .2847646274187452 1.0411e-09 deg/d
Q 2.597234132079144 6.3301e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1818  
   data-arc span      15520 days (42.49 yr)  
   first obs. used      1978-09-06  
   last obs. used      2021-03-04  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50921  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:35:16  

Additional Information
 Earth MOID = .99213 au 
 Jupiter MOID = 2.70682 au 
 T_jup = 3.587 
[ 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 14.94   n/a MPCxxxxx  
rotation period rot_per 4.35 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]

24049 (1999 TZ18)          Discovered 1999-Oct-15 by Korlevic, K. at Visnjan
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 TZ18 = 1978 RF15 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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