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 ]  
15694 (1985 RR3)
Classification: Main-belt Asteroid          SPK-ID: 2015694
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09694756053254551 3.5988e-08  
a 2.998880346315644 1.6297e-08 au
q 2.708146212411347 1.0892e-07 au
i 10.96424105216787 4.1779e-06 deg
node 169.9704747931939 1.8753e-05 deg
peri 149.7463481408277 2.7127e-05 deg
M 268.2283467032319 2.0877e-05 deg
tp 2459484.052005487946
(2021-Sep-26.55200549)
0.00011135 TDB
period 1896.868103843903
5.19
1.5463e-05
4.234e-08
d
yr
n .1897865219360687 1.5471e-09 deg/d
Q 3.289614480219941 1.7877e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1932  
   data-arc span      12567 days (34.41 yr)  
   first obs. used      1985-09-07  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50161  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 21:25:14  

Additional Information
 Earth MOID = 1.70244 au 
 Jupiter MOID = 2.10022 au 
 T_jup = 3.219 
[ 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 12.9   n/a MPO279680  
diameter diameter 7.995 km 0.197 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.159   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15694 (1985 RR3)          Discovered 1985-Sep-07 by Debehogne, H. at La Silla
Reference: 20000726/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1985 RR3 = 1988 CH6 = 1994 GU10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-08 21:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin