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 ]  
160899 (2001 SG287)
Classification: Main-belt Asteroid          SPK-ID: 2160899
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .310471709660442 2.7946e-08  
a 2.695268723168337 9.7308e-09 au
q 1.858464034691947 7.4163e-08 au
i 8.692631967742599 4.7812e-06 deg
node 148.8326660045175 2.1988e-05 deg
peri 262.8300236189465 2.3966e-05 deg
M 115.3572377124253 8.1103e-06 deg
tp 2458682.602420043705
(2019-Jul-18.10242004)
3.5056e-05 TDB
period 1616.223936022561
4.42
8.7527e-06
2.396e-08
d
yr
n .2227414109989859 1.2063e-09 deg/d
Q 3.532073411644728 1.2752e-08 au
  Orbit Determination Parameters
   # obs. used (total)      607  
   data-arc span      8412 days (23.03 yr)  
   first obs. used      1998-03-04  
   last obs. used      2021-03-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54371  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 20:03:16  

Additional Information
 Earth MOID = .891893 au 
 Jupiter MOID = 1.95098 au 
 T_jup = 3.283 
[ 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 15.83   n/a E2020-QM9  

160899 (2001 SG287)          Discovered 2001-Sep-22 by NEAT at Palomar
Reference: 20070828/Numbers.arcLast Updated: 2007-08-30

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Apr-23 11:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin