Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
JPL Small-Body Database Browser
Search: [ help ]  
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 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09194769451322855 3.7766e-08  
a 3.395428770114039 2.2016e-08 au
q 3.083226922818166 1.2956e-07 au
i 15.63014164511467 4.2897e-06 deg
node 167.1448454073289 1.5351e-05 deg
peri 259.9203527879419 3.0793e-05 deg
M 33.12900628410998 2.4362e-05 deg
tp 2458790.196610834286
(2019-Nov-02.69661083)
0.00015499 TDB
period 2285.284969020342
6.26
2.2226e-05
6.085e-08
d
yr
n .1575295881608696 1.5321e-09 deg/d
Q 3.707630617409912 2.404e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1262  
   data-arc span      7703 days (21.09 yr)  
   first obs. used      1999-09-05  
   last obs. used      2020-10-07  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53021  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 22:44:40  

Additional Information
 Earth MOID = 2.146 au 
 Jupiter MOID = 1.65258 au 
 T_jup = 3.082 
[ 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 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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Dec-05 04:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin