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118427 (1999 TM148)
Classification: Main-belt Asteroid          SPK-ID: 2118427
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07335940783778278 3.8083e-08  
a 2.714533867752674 1.4705e-08 au
q 2.515397270658732 1.0541e-07 au
i 5.962506628560728 4.3222e-06 deg
node 353.1998378783905 3.5234e-05 deg
peri 262.215877661621 4.7166e-05 deg
M 19.03286045475673 3.0438e-05 deg
tp 2459114.133984021033
(2020-Sep-21.63398402)
0.00013832 TDB
period 1633.583445133575
4.47
1.3274e-05
3.634e-08
d
yr
n .2203744174026956 1.7907e-09 deg/d
Q 2.913670464846617 1.5784e-08 au
  Orbit Determination Parameters
   # obs. used (total)      883  
   data-arc span      9931 days (27.19 yr)  
   first obs. used      1993-04-16  
   last obs. used      2020-06-24  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53354  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 18:11:38  

Additional Information
 Earth MOID = 1.50799 au 
 Jupiter MOID = 2.13708 au 
 T_jup = 3.350 
[ 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 15.13   n/a E2021B55  
diameter diameter 5.218 km 0.184 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.078   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

118427 (1999 TM148)          Discovered 1999-Oct-07 by LINEAR at Socorro
Reference: 20051116/Numbers.arcLast Updated: 2005-11-21

[ show close-approach data ]
Alternate Designations
 1999 TM148 = 2002 JZ113 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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