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24175 (1999 XD5)
Classification: Main-belt Asteroid          SPK-ID: 2024175
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1300995098485306 3.5964e-08  
a 2.368647356280789 6.8932e-09 au
q 2.060487496224641 8.4251e-08 au
i 5.559548799295686 3.3126e-06 deg
node 217.0680900644839 3.6495e-05 deg
peri 335.6744869043069 3.8219e-05 deg
M 157.8847624008944 1.1893e-05 deg
tp 2458616.535084210198
(2019-May-13.03508421)
4.3677e-05 TDB
period 1331.524122324915
3.65
5.8125e-06
1.591e-08
d
yr
n .2703668630286772 1.1802e-09 deg/d
Q 2.676807216336937 7.79e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1944  
   data-arc span      9215 days (25.23 yr)  
   first obs. used      1995-10-24  
   last obs. used      2021-01-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47701  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:36:56  

Additional Information
 Earth MOID = 1.06025 au 
 Jupiter MOID = 2.2874 au 
 T_jup = 3.528 
[ 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 14.63   n/a E2021B10  
rotation period rot_per 6.8979 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.]

24175 (1999 XD5)          Discovered 1999-Dec-04 by CSS at Catalina
Reference: 20010408/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 XD5 = 1995 UD42 = 1998 QL9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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