Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
13530 Ninnemann (1991 RS2)
Classification: Main-belt Asteroid          SPK-ID: 2013530
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457600.5 (2016-Jul-31.0) TDB
Reference: JPL 22 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .06420891418724078 4.7685e-08  
a 2.306031698822427 1.3563e-08 au
q 2.15796390735968 1.0661e-07 au
i 6.48290622670079 5.8808e-06 deg
node 210.0801370753861 4.4278e-05 deg
peri 243.2645175486173 7.2054e-05 deg
M 312.458901123675 6.0881e-05 deg
tp 2457769.412990632160
(2017-Jan-15.91299063)
0.000217 JED
period 1279.075958798662
3.50
1.1284e-05
3.089e-08
d
yr
n .2814531830761016 2.4831e-09 deg/d
Q 2.454099490285174 1.4434e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1171  
   data-arc span      8854 days (24.24 yr)  
   first obs. used      1991-09-09  
   last obs. used      2015-12-06  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .49074  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Feb-25 18:55:29  

Additional Information
 Earth MOID = 1.18156 au 
 Jupiter MOID = 2.66302 au 
 T_jup = 3.577 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.8 mag n/a MPO344412  

13530 Ninnemann           Discovered 1991 Sept. 9 by L. D. Schmadel and F. Börngen at Tautenburg.
Olaf Ninnemann (b. 1947), German mathematician and leading expert in the field of information and documentation, is especially interested in number theory. He played a key role in the establishment of the Zentralblatt für Mathematik and has been its executive editor since 1978.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20000523/MPCPages.arcLast Updated: 2013-03-29

[ show close-approach data ]
Alternate Designations
 1991 RS2 = 1997 JX16 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Apr-30 18:46 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin