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5803 Otzi (1984 OA)
Classification: Main-belt Asteroid          SPK-ID: 2005803
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2157378991119782 3.0106e-08  
a 2.643448445259239 1.0331e-08 au
q 2.073156431268186 7.7938e-08 au
i 16.60557916766185 3.7545e-06 deg
node 133.3666528392143 1.3695e-05 deg
peri 208.4539540878696 1.6999e-05 deg
M 145.5235292187004 1.1051e-05 deg
tp 2458565.921414917625
(2019-Mar-23.42141492)
4.7515e-05 TDB
period 1569.837481651033
4.30
9.2032e-06
2.52e-08
d
yr
n .2293231014088032 1.3444e-09 deg/d
Q 3.213740459250292 1.256e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2295  
   data-arc span      24282 days (66.48 yr)  
   first obs. used      1954-07-31  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43487  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:27:04  

Additional Information
 Earth MOID = 1.07443 au 
 Jupiter MOID = 2.1986 au 
 T_jup = 3.302 
[ 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 12.70   n/a E2021B10  
diameter diameter 15.614 km 0.097 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.634 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.070   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

5803 Ötzi           Discovered 1984 July 21 by A. Mrkos at Klet.
Ötzi, or Iceman, is a popular name for a prehistoric man of the late Stone Age. His mummified body was found on the Similaun Glacier in the Tirolean Ötztal Alps, on the Italian-Austrian border in 1991. The name was proposed by M. Tichy.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000523/MPCPages.arcLast Updated: 2013-03-29

Alternate Designations
 1984 OA = 1983 GU2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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