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 ]  
34400 (2000 RC81)
Classification: Main-belt Asteroid          SPK-ID: 2034400
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 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1599525705152805 4.3409e-08  
a 2.778499663497786 1.5909e-08 au
q 2.334071500145473 1.2158e-07 au
i 7.3711198318795 4.9421e-06 deg
node 184.5131410033977 2.7215e-05 deg
peri 1.585996804400575 2.9309e-05 deg
M 250.2871748811871 1.2033e-05 deg
tp 2459516.047692328040
(2021-Oct-28.54769233)
5.8716e-05 TDB
period 1691.66338609094
4.63
1.4529e-05
3.978e-08
d
yr
n .2128082944632858 1.8278e-09 deg/d
Q 3.222927826850098 1.8454e-08 au
  Orbit Determination Parameters
   # obs. used (total)      905  
   data-arc span      10340 days (28.31 yr)  
   first obs. used      1991-10-06  
   last obs. used      2020-01-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .55824  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 03:27:23  

Additional Information
 Earth MOID = 1.33569 au 
 Jupiter MOID = 1.73382 au 
 T_jup = 3.303 
[ 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 14.8   n/a MPO449211  
diameter diameter 6.557 km 0.897 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.059   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

34400 (2000 RC81)          Discovered 2000-Sep-01 by LINEAR at Socorro
Reference: 20020128/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2000 RC81 = 1999 NR44 = 2000 TP70 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-01 09:47 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin