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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2319845873395498 3.2325e-08  
a 2.253451347981843 7.3962e-09 au
q 1.730685366930522 7.4842e-08 au
i 7.176655727294063 3.4106e-06 deg
node 108.9404638105452 2.5327e-05 deg
peri 245.0600214019678 2.6472e-05 deg
M 228.1434676569575 1.0198e-05 deg
tp 2459453.053424325943
(2021-Aug-26.55342433)		 3.6558e-05 TDB
period 1235.57953377299
3.38		 6.0831e-06
1.665e-08		 d
yr
n .2913612520763411 1.4344e-09 deg/d
Q 2.776217329033162 9.112e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2147  
   data-arc span      25449 days (69.68 yr)  
   first obs. used      1950-10-13  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:16:01  

Additional Information
 Earth MOID = .739861 au 
 Jupiter MOID = 2.68139 au 
 T_jup = 3.579 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456944.5 (2014-Oct-14.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2319154931369471 3.2442e-08  
q 1.731204908510283 7.518e-08 au
tp 2456979.537733049976
(2014-Nov-18.03773305)		 2.9079e-05 TDB
node 109.0523334753709 2.5296e-05 deg
peri 244.6075913094129 2.6441e-05 deg
i 7.180353551659035 3.4132e-06 deg
   Orbit Determination Parameters
   # obs. used (total)      2147  
   data-arc span      25449 days (69.68 yr)  
   first obs. used      1950-10-13  
   last obs. used      2020-06-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48553  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:16:01  

Additional Information
 Jupiter MOID = 2.68139 au 
 T_jup = 3.579 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.052464683712929E-15 -2.432623227262893E-15 -3.829010295785208E-13 3.560653527359881E-15 -8.91932835271482E-14 9.131274684753941E-16
q -2.432623227262893E-15 5.652043167423664E-15 9.451407669374784E-13 -8.345681631554373E-15 2.206958297377393E-13 -1.988757214945849E-15
tp -3.829010295785208E-13 9.451407669374784E-13 8.456156462547771E-10 -6.873997425443996E-12 2.328069118397692E-10 -3.80682534943336E-13
node 3.560653527359881E-15 -8.345681631554373E-15 -6.873997425443996E-12 6.39900396268472E-10 -6.362560895246156E-10 1.215779551959191E-11
peri -8.91932835271482E-14 2.206958297377393E-13 2.328069118397692E-10 -6.362560895246156E-10 6.991347180069147E-10 -1.215519818365674E-11
i 9.131274684753941E-16 -1.988757214945849E-15 -3.80682534943336E-13 1.215779551959191E-11 -1.215519818365674E-11 1.164984469708821E-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 13.8   n/a MPO358679  
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. 2019-August); 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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