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 ]  
26026 (4664 P-L)
Classification: Main-belt Asteroid          SPK-ID: 2026026
[ 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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1743705929189738 4.5777e-08  
a 2.810166407343132 1.5308e-08 au
q 2.320156024693727 1.2918e-07 au
i 9.446723732697606 5.5113e-06 deg
node 11.42927399322094 2.3102e-05 deg
peri 344.5605790558479 2.6659e-05 deg
M 239.8260369224491 1.5718e-05 deg
tp 2459574.886688487631
(2021-Dec-26.38668849)		 7.7484e-05 TDB
period 1720.665629726365
4.71		 1.406e-05
3.849e-08		 d
yr
n .2092213581654736 1.7096e-09 deg/d
Q 3.300176789992536 1.7977e-08 au
   Orbit Determination Parameters
   # obs. used (total)      1350  
   data-arc span      21814 days (59.72 yr)  
   first obs. used      1960-09-24  
   last obs. used      2020-06-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48852  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 19:25:15  

Additional Information
 Earth MOID = 1.31783 au 
 Jupiter MOID = 2.15073 au 
 T_jup = 3.279 
[ 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 13.99   n/a E2021B10  
diameter diameter 8.153 km 0.252 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

26026 (4664 P-L)          Discovered 1960-Sep-24 by van Houten, C. J., van Houten-Groeneveld, I., Gehrels, T. at Palomar
Reference: 20010606/Numbers.arcLast Updated: 2004-04-19

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2057-Jun-19 18:55 < 00:01 Psych 0.00389496189030057 0.00389123344530365 0.00389869045461404 3.32917790672656 3.32917697365918 2472534.288302148 0.839395259542419 188.905145860398 38.7646512861085 10.8240986013232 4133.24115700644 T 25 CATAB v2.0f-lin.ifort 2020-Jun-23 19:25:33 2020-Jun-23 19:25

Alternate Designations
 4664 P-L = 1979 WA5 = 1998 VJ18 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-01 20:39 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin