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146076 (2000 GR158)
Classification: Main-belt Asteroid          SPK-ID: 2146076
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07864580283134483 5.8814e-08  
a 2.362644495620627 1.3661e-08 au
q 2.176832422457485 1.3575e-07 au
i 1.886267583038421 6.0978e-06 deg
node 300.1174285324369 0.00018116 deg
peri 268.3215476957103 0.00018559 deg
M 181.8191061492011 4.1755e-05 deg
tp 2459657.030078047858
(2022-Mar-18.53007805)
0.00015538 TDB
period 1326.465610253021
3.63
1.1504e-05
3.15e-08
d
yr
n .2713979142899382 2.3538e-09 deg/d
Q 2.548456568783769 1.4735e-08 au
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      7167 days (19.62 yr)  
   first obs. used      2000-03-09  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59451  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:02:11  

Additional Information
 Earth MOID = 1.17257 au 
 Jupiter MOID = 2.4182 au 
 T_jup = 3.545 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456937.5 (2014-Oct-07.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07793833221845237 5.8891e-08  
q 2.178682216881703 1.3584e-07 au
tp 2457004.152104942906
(2014-Dec-12.65210494)
0.0001519 TDB
node 300.1939885902318 0.00018127 deg
peri 268.4273589012049 0.00018577 deg
i 1.885326040138379 6.0972e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      358  
   data-arc span      7167 days (19.62 yr)  
   first obs. used      2000-03-09  
   last obs. used      2019-10-23  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .59451  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 17:02:11  

Additional Information
 Jupiter MOID = 2.4182 au 
 T_jup = 3.545 
Orbit Covariance (6×6)
  e q tp node peri i
e 3.468117438655671E-15 -7.96807876567218E-15 -3.510485626332697E-12 3.099011312258213E-14 -9.410821127603826E-13 3.638261627918685E-16
q -7.96807876567218E-15 1.845264983970962E-14 8.55143955339406E-12 -7.414039627590696E-14 2.289991194847111E-12 -7.602731437145855E-16
tp -3.510485626332697E-12 8.55143955339406E-12 2.307401221095428E-8 -4.388529124455084E-11 6.216872795590285E-9 1.754697045423482E-12
node 3.099011312258213E-14 -7.414039627590696E-14 -4.388529124455084E-11 3.285729464231029E-8 -3.285044426895237E-8 4.097366506149269E-10
peri -9.410821127603826E-13 2.289991194847111E-12 6.216872795590285E-9 -3.285044426895237E-8 3.451186900055182E-8 -4.090554657372526E-10
i 3.638261627918685E-16 -7.602731437145855E-16 1.754697045423482E-12 4.097366506149269E-10 -4.090554657372526E-10 3.717641659719723E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 16.6   n/a MPO439879  
diameter diameter 2.885 km 0.177 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.35 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146076 (2000 GR158)          Discovered 2000-Apr-07 by LONEOS at Anderson Mesa
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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