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
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
59873 (1999 RO112)
Classification: Main-belt Asteroid          SPK-ID: 2059873
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 12 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2078626501650158 5.1593e-08  
a 2.432122199330229 9.6393e-09 au
q 1.926574833452281 1.2626e-07 au
i 8.21330608971021 6.4118e-06 deg
node 167.9221119076604 3.1623e-05 deg
peri 141.5880973663737 3.4252e-05 deg
M 75.71626154222056 1.1867e-05 deg
tp 2458309.117693639284
(2018-Jul-09.61769364)
4.5413e-05 TDB
period 1385.404246766268
3.79
8.2362e-06
2.255e-08
d
yr
n .2598519535653883 1.5448e-09 deg/d
Q 2.937669565208177 1.1643e-08 au
  Orbit Determination Parameters
   # obs. used (total)      742  
   data-arc span      7630 days (20.89 yr)  
   first obs. used      1997-11-24  
   last obs. used      2018-10-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52305  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-30 18:57:01  

Additional Information
 Earth MOID = .919489 au 
 Jupiter MOID = 2.37686 au 
 T_jup = 3.463 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.6   n/a MPO452980  
diameter diameter 2.138 km 0.310 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.191   0.072 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59873 (1999 RO112)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-27 00:13 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin