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454 Mathesis (1900 FC)
Classification: Main-belt Asteroid          SPK-ID: 2000454
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 82 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1095859138236109 4.0936e-08  
a 2.628639383894769 7.2644e-09 AU
q 2.340577534897927 1.0708e-07 AU
i 6.291398233669337 4.9504e-06 deg
node 32.30982847602843 3.9774e-05 deg
peri 177.1205323382449 4.4634e-05 deg
M 319.5179913609928 1.9613e-05 deg
tp 2457175.546928627296
(2015-Jun-02.04692863)
8.4896e-05 JED
period 1556.664217622475
4.26
6.4529e-06
1.767e-08
d
yr
n .2312637471360621 9.5867e-10 deg/d
Q 2.916701232891611 8.0605e-09 AU
  Orbit Determination Parameters
   # obs. used (total)      1611  
   data-arc span      42090 days (115.24 yr)  
   first obs. used      1900-03-31  
   last obs. used      2015-06-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .54781  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Jul-06 11:35:00  

Additional Information
 Earth MOID = 1.33675 AU 
 T_jup = 3.384 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 9.20 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
diameter diameter 81.57 km 3.2 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
rotation period rot_per 8.378 h n/a LCDB (Rev. 2015-July); Warner et al., 2009 Published Reference List:
[Buchheim, R.K. (2006) Minor Planet Bul. 33, 29-30.]
[Licchelli, D. (2006) Minor Planet Bul. 33, 105-106.]
geometric albedo albedo 0.0555   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 3
B-V BV .662 mag .055 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=4.19, mean=8.51, max.=13.15) deg.
U-B UB .347 mag .058 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=3; phase (min.=4.19, mean=8.51, max.=13.15) deg.
Tholen spectral type spec_T CB   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

454 Mathesis (1900 FC)          Discovered 1900-Mar-28 by Schwassmann, A. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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