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 ]  
85057 (9608 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2085057
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 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04204088347654509 3.4077e-08  
a 2.96334079289629 1.9198e-08 au
q 2.838759327920844 1.0733e-07 au
i 6.119611594569195 4.7994e-06 deg
node 186.6974685250586 3.5891e-05 deg
peri 84.97088625367627 6.8645e-05 deg
M 255.3615541426938 5.8583e-05 deg
tp 2459142.076244062119
(2020-Oct-19.57624406)
0.00030341 TDB
period 1863.248696642886
5.10
1.8106e-05
4.957e-08
d
yr
n .1932109227547729 1.8776e-09 deg/d
Q 3.087922257871736 2.0005e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1085  
   data-arc span      21401 days (58.59 yr)  
   first obs. used      1960-09-24  
   last obs. used      2019-04-29  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53154  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 09:09:47  

Additional Information
 Earth MOID = 1.83098 au 
 Jupiter MOID = 1.94719 au 
 T_jup = 3.255 
[ 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 14.3   n/a MPO432394  
diameter diameter 6.011 km 0.165 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.112   0.016 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

85057 (9608 P-L)          Discovered 1960-Oct-17 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20040504/Numbers.arcLast Updated: 2004-07-16

[ show close-approach data ]
Alternate Designations
 9608 P-L = 1999 GJ48 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin