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150266 (1999 RZ137)
Classification: Main-belt Asteroid          SPK-ID: 2150266
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1585326085545073 7.3293e-08  
a 3.038351076656434 2.36e-08 au
q 2.556673354769693 2.3403e-07 au
i 14.53828453854667 7.3114e-06 deg
node 341.8938908664433 1.4764e-05 deg
peri 9.790149901885986 2.7206e-05 deg
M 358.4657130910344 1.846e-05 deg
tp 2459208.744407264835
(2020-Dec-25.24440726)
9.9213e-05 TDB
period 1934.440421799367
5.30
2.2538e-05
6.171e-08
d
yr
n .186100329554289 2.1683e-09 deg/d
Q 3.520028798543174 2.7341e-08 au
  Orbit Determination Parameters
   # obs. used (total)      628  
   data-arc span      7788 days (21.32 yr)  
   first obs. used      1999-08-08  
   last obs. used      2020-12-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51891  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 10:38:48  

Additional Information
 Earth MOID = 1.5499 au 
 Jupiter MOID = 1.91181 au 
 T_jup = 3.173 
[ 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 15.04   n/a E2021B55  
diameter diameter 5.552 km 0.077 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.298 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 0.069   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

150266 (1999 RZ137)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20070303/Numbers.arcLast Updated: 2007-03-07

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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