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192746 (1999 TT237)
Classification: Main-belt Asteroid          SPK-ID: 2192746
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 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2539709755558598 3.6677e-08  
a 2.734256170410753 2.1329e-08 au
q 2.039834463391905 1.0214e-07 au
i 15.48518615675241 9.7087e-06 deg
node 185.1554523870561 1.4531e-05 deg
peri 81.38983879034782 2.4542e-05 deg
M 324.6632752705131 1.9816e-05 deg
tp 2459362.599255720938
(2021-May-28.09925572)
9.1794e-05 TDB
period 1651.418814456288
4.52
1.9323e-05
5.29e-08
d
yr
n .2179943675393611 2.5508e-09 deg/d
Q 3.428677877429602 2.6746e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      8361 days (22.89 yr)  
   first obs. used      1998-03-29  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57008  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 22:17:24  

Additional Information
 Earth MOID = 1.09139 au 
 Jupiter MOID = 1.90411 au 
 T_jup = 3.254 
[ 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 16.05   n/a MPCxxxxx  
diameter diameter 5.623 km 1.272 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.029   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

192746 (1999 TT237)          Discovered 1999-Oct-04 by Spacewatch at Kitt Peak
Reference: 20081113/Numbers.arcLast Updated: 2008-11-17

[ show close-approach data ]
Alternate Designations
 1999 TT237 = 1998 HK48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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