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19908 (4324 T-3)
Classification: Main-belt Asteroid          SPK-ID: 2019908
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06026958756720437 3.7338e-08  
a 2.758108855714524 1.3153e-08 au
q 2.591878772515155 1.0386e-07 au
i 6.062781053212259 3.6377e-06 deg
node 96.28964546559655 3.5766e-05 deg
peri 281.8083667738587 4.7148e-05 deg
M 155.3191666414492 3.0044e-05 deg
tp 2458478.664757756306
(2018-Dec-26.16475776)
0.00013955 TDB
period 1673.075466646125
4.58
1.1968e-05
3.277e-08
d
yr
n .2151726011030823 1.5392e-09 deg/d
Q 2.924338938913892 1.3946e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1710  
   data-arc span      15861 days (43.43 yr)  
   first obs. used      1977-10-11  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51051  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 03:08:55  

Additional Information
 Earth MOID = 1.60085 au 
 Jupiter MOID = 2.37868 au 
 T_jup = 3.332 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.35   n/a E2021B10  
rotation period rot_per 5.642 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.]

19908 (4324 T-3)          Discovered 1977-Oct-16 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20001211/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 4324 T-3 = 2000 SV88 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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