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49259 (1998 TF33)
Classification: Main-belt Asteroid          SPK-ID: 2049259
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .03526901426434029 3.9807e-08  
a 2.294112957077887 7.8971e-09 au
q 2.213201854470699 9.4784e-08 au
i 6.172579772663846 3.7781e-06 deg
node 190.3631853505566 2.9774e-05 deg
peri 328.0721794118137 6.2171e-05 deg
M 317.797673371781 5.3449e-05 deg
tp 2459149.283413097070
(2020-Oct-26.78341310)
0.00018838 TDB
period 1269.172412857692
3.47
6.5534e-06
1.794e-08
d
yr
n .2836494051973737 1.4646e-09 deg/d
Q 2.375024059685075 8.1756e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1694  
   data-arc span      10408 days (28.50 yr)  
   first obs. used      1991-10-13  
   last obs. used      2020-04-11  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50176  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 23:33:32  

Additional Information
 Earth MOID = 1.22216 au 
 Jupiter MOID = 2.59319 au 
 T_jup = 3.588 
[ 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 14.6   n/a MPO400480  
diameter diameter 2.589 km 0.254 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.381   0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

49259 (1998 TF33)          Discovered 1998-Oct-14 by LONEOS at Anderson Mesa
Reference: 20021120/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 TF33 = 2000 EJ45 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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