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5058 Tarrega (1987 OM)
Classification: Main-belt Asteroid          SPK-ID: 2005058
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2320443230710906 1.1757e-08  
a 2.253660904811854 6.2564e-09 au
q 1.730711685723006 2.6747e-08 au
i 7.176647925089165 4.5596e-07 deg
node 108.9403251770264 3.0391e-06 deg
peri 245.0312557966578 3.2921e-06 deg
M 286.4532293044517 4.0202e-06 deg
tp 2459452.959891258259
(2021-Aug-26.45989126)
1.4678e-05 TDB
period 1235.751889490838
3.38
5.1459e-06
1.409e-08
d
yr
n .2913206146488916 1.2131e-09 deg/d
Q 2.776610123900703 7.7082e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2220  
   data-arc span      25484 days (69.77 yr)  
   first obs. used      1950-10-13  
   last obs. used      2020-07-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48933  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 17:05:41  

Additional Information
 Earth MOID = .738173 au 
 Jupiter MOID = 2.6816 au 
 T_jup = 3.579 
[ 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 13.87   n/a E2021B10  
diameter diameter 5.822 km 0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.9826 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:
[Behrend, R. (2019) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
geometric albedo albedo 0.163   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5058 Tarrega (1987 OM)          Discovered 1987-Jul-28 by Seki, T. at Geisei
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1987 OM = 1950 TR3 = 1970 NG 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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