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 ]  
74249 (1998 SB65)
Classification: Main-belt Asteroid          SPK-ID: 2074249
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1480029169216532 4.5417e-08  
a 2.563551411758945 1.2403e-08 au
q 2.184138325139999 1.1817e-07 au
i 8.620813336098438 4.4128e-06 deg
node 62.39564868446431 2.4513e-05 deg
peri 151.7811397189543 2.6425e-05 deg
M 265.3175624460843 1.0383e-05 deg
tp 2459394.801476740410
(2021-Jun-29.30147674)
4.4161e-05 TDB
period 1499.206561361677
4.10
1.088e-05
2.979e-08
d
yr
n .2401270173691239 1.7427e-09 deg/d
Q 2.94296449837789 1.4239e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1542  
   data-arc span      7890 days (21.60 yr)  
   first obs. used      1998-09-18  
   last obs. used      2020-04-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50149  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-20 14:03:39  

Additional Information
 Earth MOID = 1.18097 au 
 Jupiter MOID = 2.03568 au 
 T_jup = 3.402 
[ 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 14.0   n/a MPO359265  
diameter diameter 4.232 km 0.169 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.206   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

74249 (1998 SB65)          Discovered 1998-Sep-20 by Elst, E. W. at La Silla
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 SB65 = 1999 XF175 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-09 02:50 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin