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 ]  
59995 (1999 SP24)
Classification: Main-belt Asteroid          SPK-ID: 2059995
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1066923045411711 4.9118e-08  
a 3.074262035507164 2.626e-08 au
q 2.746261934175473 1.5461e-07 au
i 8.921841855373376 6.0635e-06 deg
node 222.9701572742277 2.7328e-05 deg
peri 121.408682464476 3.8102e-05 deg
M 229.9073113772179 2.8495e-05 deg
tp 2459311.975809319820
(2021-Apr-07.47580932)
0.00016065 TDB
period 1968.836942849383
5.39
2.5227e-05
6.907e-08
d
yr
n .1828490679776625 2.3428e-09 deg/d
Q 3.402262136838854 2.9062e-08 au
  Orbit Determination Parameters
   # obs. used (total)      527  
   data-arc span      7183 days (19.67 yr)  
   first obs. used      1999-09-09  
   last obs. used      2019-05-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .54795  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-May-30 05:16:25  

Additional Information
 Earth MOID = 1.75214 au 
 Jupiter MOID = 2.05039 au 
 T_jup = 3.203 
[ 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 14.8   n/a MPO474480  
diameter diameter 4.897 km 0.344 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.097   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

59995 (1999 SP24)          Discovered 1999-Sep-30 by CSS at Catalina
Reference: 20030614/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 SP24 = 2000 WO44 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jan-21 06:18 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin