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36 Atalante
Classification: Main-belt Asteroid          SPK-ID: 2000036
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457000.5 (2014-Dec-09.0) TDB
Reference: JPL 72 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3021321136334537 5.2446e-08  
a 2.749268879156518 1.0686e-08 AU
q 1.918626461750283 1.4479e-07 AU
i 18.42544739981187 6.1441e-06 deg
node 358.4140076705064 1.3283e-05 deg
peri 46.97877314236094 1.6294e-05 deg
M 314.7511613189027 9.0683e-06 deg
tp 2457209.780704006769
(2015-Jul-06.28070401)
4.2844e-05 JED
period 1665.038388574397
4.56
9.7079e-06
2.658e-08
d
yr
n .2162112312066459 1.2606e-09 deg/d
Q 3.579911296562752 1.3915e-08 AU
  Orbit Determination Parameters
   # obs. used (total)      979  
   data-arc span      54302 days (148.67 yr)  
   first obs. used      1866-02-08  
   last obs. used      2014-10-12  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .53757  
   data source      ORB  
   producer      Otto Matic  
   solution date      2014-Nov-10 12:40:29  

Additional Information
 Earth MOID = .967474 AU 
 T_jup = 3.207 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 8.46 mag n/a IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
diameter diameter 105.61 km 4.0 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
rotation period rot_per 9.93 h n/a Asteroid Lightcurve DataBase (Rev. 2014-Mar-01) Published Reference List:
[Harris, A.W.; Young, J.W. (1980) Icarus 43, 20-32.]
[Schober, H.J.; Schroll, A. (1982) Astron. Astrophys. 107, 402-405.]
[Di Martino, M.; Zappala, V.; De Sanctis, G.; Cacciatori, S. (1987) Icarus 69, 338-353.]
[Brinsfield, J.W. (2007) Minor Planet Bul. 34, 58-59.]
[Warner, B.D. (2007) Minor Planet Bul. 34, 72-77.]
[Warner, B.D. (2011) http://www.minorplanetobserver.com/PDO/PDOLig htcurves.htm]
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.0654   0.005 IRAS-A-FPA-3-RDR-IMPS-V6.0 IRAS observations used: 6
B-V BV .713 mag .019 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=5; phase (min.=7.52, mean=11.27, max.=19.66) deg.
U-B UB .363 mag .018 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.1 #obs=5; phase (min.=7.52, mean=11.27, max.=19.66) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices; used ground-based radiometric albedo

36 Atalante          Discovered 1855-Oct-05 by Goldschmidt, H. at Paris
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A901 SB = A912 HC 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
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