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 ]  
249851 (2001 QY41)
Classification: Main-belt Asteroid          SPK-ID: 2249851
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1617336937439966 6.9107e-08  
a 2.645655974915765 2.1846e-08 au
q 2.217764261716764 1.8832e-07 au
i 3.100897128726007 8.0439e-06 deg
node 329.8801908254524 8.2412e-05 deg
peri 344.1914385043563 8.4839e-05 deg
M 43.36174904264544 1.8135e-05 deg
tp 2458411.177263383963
(2018-Oct-19.67726338)
7.8706e-05 TDB
period 1571.804336461223
4.30
1.9469e-05
5.33e-08
d
yr
n .2290361412353066 2.8369e-09 deg/d
Q 3.073547688114766 2.538e-08 au
  Orbit Determination Parameters
   # obs. used (total)      345  
   data-arc span      6697 days (18.34 yr)  
   first obs. used      2001-07-27  
   last obs. used      2019-11-27  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53809  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-04 18:48:59  

Additional Information
 Earth MOID = 1.20326 au 
 Jupiter MOID = 2.20258 au 
 T_jup = 3.372 
[ 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 16.1   n/a MPO260448  

249851 (2001 QY41)          Discovered 2001-Aug-16 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ 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 2019-Dec-10 06:21 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin