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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 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09218263181128772 3.3984e-08  
a 3.39505345393463 2.0473e-08 au
q 3.082088491410933 1.13e-07 au
i 15.63328819849382 4.1115e-06 deg
node 167.1382018975685 1.2962e-05 deg
peri 259.7803027540764 2.9558e-05 deg
M 95.6281378865035 2.4159e-05 deg
tp 2458789.551908834089
(2019-Nov-02.05190883)
0.00015416 TDB
period 2284.906071046335
6.26
2.0668e-05
5.659e-08
d
yr
n .1575557107409426 1.4251e-09 deg/d
Q 3.708018416458327 2.236e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1528  
   data-arc span      7951 days (21.77 yr)  
   first obs. used      1999-09-05  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:27:05  

Additional Information
 Earth MOID = 2.14441 au 
 Jupiter MOID = 1.65269 au 
 T_jup = 3.082 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457516.5 (2016-May-08.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09146528559442767 3.3703e-08  
q 3.082236626899943 1.1182e-07 au
tp 2456511.992222706237
(2013-Aug-07.49222271)
0.000161 TDB
node 167.1657533429164 1.2964e-05 deg
peri 260.5974250803264 2.9861e-05 deg
i 15.63449883222132 4.1121e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1528  
   data-arc span      7951 days (21.77 yr)  
   first obs. used      1999-09-05  
   last obs. used      2021-06-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 08:27:05  

Additional Information
 Jupiter MOID = 1.65269 au 
 T_jup = 3.082 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.135860824108203E-15 -3.718913920045769E-15 -1.878266990168107E-12 5.966147584344112E-16 -3.281464600832593E-13 -3.819525686946315E-15
q -3.718913920045769E-15 1.250453946043218E-14 5.432832435103015E-12 7.455515769059856E-16 9.792060835887292E-13 1.289529239103035E-14
tp -1.878266990168107E-12 5.432832435103015E-12 2.591948170014042E-8 -2.83175202814094E-11 4.341621146234512E-9 2.52066957645612E-13
node 5.966147584344112E-16 7.455515769059856E-16 -2.83175202814094E-11 1.680549314256298E-10 -1.659549127630385E-10 6.482958425921408E-12
peri -3.281464600832593E-13 9.792060835887292E-13 4.341621146234512E-9 -1.659549127630385E-10 8.916507930369827E-10 -6.118310504454592E-12
i -3.819525686946315E-15 1.289529239103035E-14 2.52066957645612E-13 6.482958425921408E-12 -6.118310504454592E-12 1.690910730932991E-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 13.55   n/a MPCxxxxx  
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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