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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 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2320442818641244 3.2318e-08  
a 2.253660904961355 7.3516e-09 au
q 1.730711778704345 7.4857e-08 au
i 7.176657646013669 3.3969e-06 deg
node 108.9403252341101 2.5313e-05 deg
peri 245.0312681296909 2.6453e-05 deg
M 286.4532160029231 1.0386e-05 deg
tp 2459452.959936942794
(2021-Aug-26.45993694)
3.6528e-05 TDB
period 1235.751889613801
3.38
6.0467e-06
1.655e-08
d
yr
n .2913206146199037 1.4255e-09 deg/d
Q 2.776610031218365 9.0575e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2182  
   data-arc span      25484 days (69.77 yr)  
   first obs. used      1950-10-13  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:46:31  

Additional Information
 Earth MOID = .738173 au 
 Jupiter MOID = 2.6816 au 
 T_jup = 3.579 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456959.5 (2014-Oct-29.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2319083554286747 3.2423e-08  
q 1.731205687105464 7.5141e-08 au
tp 2456979.536912857983
(2014-Nov-18.03691286)
2.905e-05 TDB
node 109.052269078813 2.5284e-05 deg
peri 244.6072196193193 2.6425e-05 deg
i 7.180347162519871 3.3995e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2182  
   data-arc span      25484 days (69.77 yr)  
   first obs. used      1950-10-13  
   last obs. used      2020-07-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48446  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:46:31  

Additional Information
 Jupiter MOID = 2.6816 au 
 T_jup = 3.579 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.05122375176765E-15 -2.429932925842049E-15 -3.814476818618968E-13 3.541080948038387E-15 -8.862118792781025E-14 9.053737236194442E-16
q -2.429932925842049E-15 5.646210350726249E-15 9.420125156275133E-13 -8.3036793919951E-15 2.194617112427388E-13 -1.971946470976452E-15
tp -3.814476818618968E-13 9.420125156275133E-13 8.439246479331069E-10 -6.856717550972845E-12 2.321484573415401E-10 -3.733545997090705E-13
node 3.541080948038387E-15 -8.3036793919951E-15 -6.856717550972845E-12 6.392667465751509E-10 -6.356228889494691E-10 1.191810883913838E-11
peri -8.862118792781025E-14 2.194617112427388E-13 2.321484573415401E-10 -6.356228889494691E-10 6.982585758276561E-10 -1.19153694015289E-11
i 9.053737236194442E-16 -1.971946470976452E-15 -3.733545997090705E-13 1.191810883913838E-11 -1.19153694015289E-11 1.155668399934665E-11

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

[ show close-approach data ]
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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