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 ]  
175798 (1999 RK137)
Classification: Main-belt Asteroid          SPK-ID: 2175798
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2397607376846741 6.0785e-08  
a 2.361693048401679 1.3717e-08 au
q 1.795451780932126 1.4657e-07 au
i 5.624916794585613 5.8792e-06 deg
node 173.2553233178427 5.2671e-05 deg
peri 203.9070281764411 5.3804e-05 deg
M 287.337797074649 1.6327e-05 deg
tp 2459468.071382987904
(2021-Sep-10.57138299)
6.2055e-05 TDB
period 1325.664430716542
3.63
1.1549e-05
3.162e-08
d
yr
n .2715619365342814 2.3659e-09 deg/d
Q 2.927934315871232 1.7006e-08 au
  Orbit Determination Parameters
   # obs. used (total)      351  
   data-arc span      7609 days (20.83 yr)  
   first obs. used      1999-08-22  
   last obs. used      2020-06-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58267  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:06:52  

Additional Information
 Earth MOID = .79704 au 
 Jupiter MOID = 2.53627 au 
 T_jup = 3.505 
[ 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 16.67   n/a E2021B55  

175798 (1999 RK137)          Discovered 1999-Sep-09 by LINEAR at Socorro
Reference: 20080221/Numbers.arcLast Updated: 2008-02-22
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-17 12:34 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin