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59903 (1999 RO148)
Classification: Outer Main-belt Asteroid          SPK-ID: 2059903
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09194769189276024 3.7877e-08  
a 3.39542877158321 2.2079e-08 au
q 3.083226933049864 1.3005e-07 au
i 15.63014201921313 4.3443e-06 deg
node 167.1448458535166 1.5404e-05 deg
peri 259.9203542975071 3.0898e-05 deg
M 33.12900405112929 2.4494e-05 deg
tp 2458790.196624872784
(2019-Nov-02.69662487)
0.00015581 TDB
period 2285.284970503574
6.26
2.2291e-05
6.103e-08
d
yr
n .1575295880586272 1.5365e-09 deg/d
Q 3.707630610116556 2.4109e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1243  
   data-arc span      7452 days (20.40 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:56:37  

Additional Information
 Earth MOID = 2.146 au 
 Jupiter MOID = 1.65258 au 
 T_jup = 3.082 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457153.5 (2015-May-11.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09102674518981928 3.7648e-08  
q 3.086508958015804 1.2968e-07 au
tp 2456514.507907109749
(2013-Aug-10.00790711)
0.00016342 TDB
node 167.1620881815213 1.5398e-05 deg
peri 261.1409393025967 3.1173e-05 deg
i 15.63185704390225 4.3446e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1243  
   data-arc span      7452 days (20.40 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-01-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53059  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 12:56:37  

Additional Information
 Jupiter MOID = 1.65258 au 
 T_jup = 3.082 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.417356373985548E-15 -4.821555826212827E-15 -1.657757310262228E-12 -4.274867807364423E-15 -2.779052575218906E-13 -5.94973751406436E-15
q -4.821555826212827E-15 1.681716897439736E-14 4.506084990977994E-12 1.747415983169851E-14 7.739926022055311E-13 2.097781317781269E-14
tp -1.657757310262228E-12 4.506084990977994E-12 2.670465774296534E-8 -1.833727934607828E-11 4.455576240858806E-9 1.861766863536128E-12
node -4.274867807364423E-15 1.747415983169851E-14 -1.833727934607828E-11 2.370959497555933E-10 -2.306699236238132E-10 1.704900918801162E-11
peri -2.779052575218906E-13 7.739926022055311E-13 4.455576240858806E-9 -2.306699236238132E-10 9.717417526831044E-10 -1.60284528593422E-11
i -5.94973751406436E-15 2.097781317781269E-14 1.861766863536128E-12 1.704900918801162E-11 -1.60284528593422E-11 1.887511933519882E-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 13.5   n/a MPO502547  
diameter diameter 12.842 km 0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.051   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59903 (1999 RO148)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1999 RO148 = 2000 SH222 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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