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80346 (1999 XT114)
Classification: Main-belt Asteroid          SPK-ID: 2080346
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1751850778424906 4.641e-08  
a 2.243864219251122 7.2077e-09 au
q 1.850772691333635 1.0406e-07 au
i 8.85833279453019 5.2737e-06 deg
node 321.1992589815022 2.9359e-05 deg
peri 63.41960114258434 3.3684e-05 deg
M 58.93421546503135 1.3328e-05 deg
tp 2458799.517477503674
(2019-Nov-12.01747750)
4.5612e-05 TDB
period 1227.702914644017
3.36
5.9154e-06
1.62e-08
d
yr
n .2932305492688231 1.4129e-09 deg/d
Q 2.63695574716861 8.4703e-09 au
  Orbit Determination Parameters
   # obs. used (total)      868  
   data-arc span      8394 days (22.98 yr)  
   first obs. used      1997-02-04  
   last obs. used      2020-01-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47774  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 18:57:24  

Additional Information
 Earth MOID = .872574 au 
 Jupiter MOID = 2.8844 au 
 T_jup = 3.597 
[ 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 15.8   n/a MPO502639  
diameter diameter 2.119 km 0.103 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 3.48 h n/a LCDB (Rev. 2019-August); 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:
[Chang, C.K.; Ip, W.-H.; Lin, H.-W.; Cheng, Y.C.; et al. (2015) Astrophys. J. Supp. Ser. 219, A27.]
geometric albedo albedo 0.226   0.047 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

80346 (1999 XT114)          Discovered 1999-Dec-11 by LINEAR at Socorro
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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