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

Significant website upgrade scheduled for September 27. More details available here.

JPL Small-Body Database Browser
Search: [ help ]  
85662 (1998 QL41)
Classification: Main-belt Asteroid          SPK-ID: 2085662
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2756804729495895 3.7768e-08  
a 2.660692375668822 1.221e-08 au
q 1.927191443171075 9.7654e-08 au
i 12.19800314754305 4.0413e-06 deg
node 336.5022145728735 1.9001e-05 deg
peri 71.26281255342819 2.4437e-05 deg
M 53.41640613444765 8.7823e-06 deg
tp 2459161.286313285280
(2020-Nov-07.78631329)
3.9621e-05 TDB
period 1585.223217828802
4.34
1.0912e-05
2.988e-08
d
yr
n .2270973550924098 1.5632e-09 deg/d
Q 3.39419330816657 1.5576e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1215  
   data-arc span      8319 days (22.78 yr)  
   first obs. used      1998-08-01  
   last obs. used      2021-05-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44016  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 23:26:42  

Additional Information
 Earth MOID = .974748 au 
 Jupiter MOID = 2.22465 au 
 T_jup = 3.299 
[ 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 14.92   n/a MPCxxxxx  

85662 (1998 QL41)          Discovered 1998-Aug-17 by LINEAR at Socorro
Reference: 20040830/Numbers.arcLast Updated: 2004-09-06

Alternate Designations
 1998 QL41 = 2000 DC57 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Sep-22 06:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin