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 ]  
46892 (1998 RJ51)
Classification: Main-belt Asteroid          SPK-ID: 2046892
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04756174337242774 5.7555e-08  
a 2.601505758912045 1.2715e-08 au
q 2.477773609624777 1.5045e-07 au
i 4.159892171675009 3.5784e-06 deg
node 269.8490192730541 7.5204e-05 deg
peri 88.31111106257768 8.6e-05 deg
M 62.26584927106963 4.0171e-05 deg
tp 2458735.416296481845
(2019-Sep-08.91629648)
0.00017138 TDB
period 1532.623972590304
4.20
1.1236e-05
3.076e-08
d
yr
n .2348912756411869 1.7221e-09 deg/d
Q 2.725237908199313 1.332e-08 au
  Orbit Determination Parameters
   # obs. used (total)      845  
   data-arc span      10133 days (27.74 yr)  
   first obs. used      1992-02-29  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53294  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-14 03:58:30  

Additional Information
 Earth MOID = 1.4775 au 
 Jupiter MOID = 2.48682 au 
 T_jup = 3.409 
[ 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 15.4   n/a MPO502468  
diameter diameter 4.832 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.076   0.024 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46892 (1998 RJ51)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1998 RJ51 = 2000 AD116 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jul-14 13:09 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin