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3475 Fichte (1972 TD)
Classification: Main-belt Asteroid          SPK-ID: 2003475
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 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1266551625622224 1.6347e-08  
a 3.17283837231785 1.5547e-08 au
q 2.770982012488276 5.4429e-08 au
i 15.0000687441252 1.4046e-06 deg
node 241.9446737067601 2.4352e-06 deg
peri 230.749312640281 7.6189e-06 deg
M 93.97015379049884 9.1187e-06 deg
tp 2458661.662530906686
(2019-Jun-27.16253091)
5.0879e-05 TDB
period 2064.288298453397
5.65
1.5172e-05
4.154e-08
d
yr
n .1743942453530927 1.2818e-09 deg/d
Q 3.574694732147425 1.7516e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2555  
   data-arc span      23457 days (64.22 yr)  
   first obs. used      1956-12-09  
   last obs. used      2021-02-28  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .41193  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:10:17  

Additional Information
 Earth MOID = 1.81416 au 
 Jupiter MOID = 1.78571 au 
 T_jup = 3.136 
[ 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 11.55   n/a E2021B10  
diameter diameter 29.558 km 0.596 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.006 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

3475 Fichte (1972 TD)          Discovered 1972-Oct-04 by Kohoutek, L. at Bergedorf
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1972 TD = 1956 XN = 1961 UB = 1981 KU1 = 1986 CM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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