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187876 (2000 QT104)
Classification: Main-belt Asteroid          SPK-ID: 2187876
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2695990436479014 4.3728e-08  
a 2.693060884300927 2.0086e-08 au
q 1.967014245407825 1.1349e-07 au
i 15.05813700601555 4.6216e-06 deg
node 157.0452944087293 2.0633e-05 deg
peri 197.8749947190909 2.2757e-05 deg
M 213.0775180586621 1.2146e-05 deg
tp 2459859.299772146053
(2022-Oct-06.79977215)
5.792e-05 TDB
period 1614.238439473639
4.42
1.8059e-05
4.944e-08
d
yr
n .2230153806257932 2.495e-09 deg/d
Q 3.419107523194028 2.5501e-08 au
  Orbit Determination Parameters
   # obs. used (total)      399  
   data-arc span      7200 days (19.71 yr)  
   first obs. used      2000-07-31  
   last obs. used      2020-04-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .51408  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:57:11  

Additional Information
 Earth MOID = .964396 au 
 Jupiter MOID = 2.03007 au 
 T_jup = 3.270 
[ 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 15.79   n/a E2021B55  
diameter diameter 2.236 km 0.285 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 280.728 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.]
geometric albedo albedo 0.169   0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

187876 (2000 QT104)          Discovered 2000-Aug-28 by LINEAR at Socorro
Reference: 20080618/Numbers.arcLast Updated: 2008-06-20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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