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49689 (1999 TM200)
Classification: Main-belt Asteroid          SPK-ID: 2049689
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1814588188438414 3.8018e-08  
a 2.247262846814392 6.3587e-09 au
q 1.839477184999805 8.4822e-08 au
i 5.941304736685766 4.0281e-06 deg
node 223.9813734905617 3.3467e-05 deg
peri 138.9040953593035 3.4871e-05 deg
M 320.2652276959296 8.6403e-06 deg
tp 2458736.314913856904
(2019-Sep-09.81491386)
2.9486e-05 TDB
period 1230.493246930647
3.37
5.2226e-06
1.43e-08
d
yr
n .2925656039949728 1.2417e-09 deg/d
Q 2.655048508628981 7.5126e-09 au
  Orbit Determination Parameters
   # obs. used (total)      920  
   data-arc span      9954 days (27.25 yr)  
   first obs. used      1992-08-29  
   last obs. used      2019-11-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49603  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 04:23:18  

Additional Information
 Earth MOID = .84165 au 
 Jupiter MOID = 2.8209 au 
 T_jup = 3.601 
[ 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 MPO502487  
diameter diameter 2.430 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.189   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49689 (1999 TM200)          Discovered 1999-Oct-12 by LINEAR at Socorro
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 TM200 = 2001 FK19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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