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 ]  
100340 (1995 SQ41)
Classification: Main-belt Asteroid          SPK-ID: 2100340
[ 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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .176403321103113 5.9711e-08  
a 3.180394025516684 1.9294e-08 au
q 2.619361956999042 1.8624e-07 au
i 1.959711254927494 4.9716e-06 deg
node 138.4246895858135 0.00016511 deg
peri 212.8166865299405 0.00016563 deg
M 129.6545187500471 1.3481e-05 deg
tp 2458254.386364368657
(2018-May-15.88636437)		 7.5678e-05 TDB
period 2071.666390163403
5.67		 1.8852e-05
5.161e-08		 d
yr
n .1737731527186696 1.5813e-09 deg/d
Q 3.741426094034327 2.2698e-08 au
   Orbit Determination Parameters
   # obs. used (total)      585  
   data-arc span      9811 days (26.86 yr)  
   first obs. used      1993-03-24  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58225  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-24 01:04:32  

Additional Information
 Earth MOID = 1.61391 au 
 Jupiter MOID = 1.69191 au 
 T_jup = 3.174 
[ 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 15.0   n/a MPC47698  

100340 (1995 SQ41)          Discovered 1995-Sep-25 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 1995 SQ41 = 2001 TT73 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Apr-10 13:54 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin