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 ]  
249618 (1999 TA30)
Classification: Main-belt Asteroid          SPK-ID: 2249618
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 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1210920397432017 1.0233e-07  
a 3.078806032613403 4.1791e-08 au
q 2.705987130150572 3.3614e-07 au
i 10.39109516978532 1.1257e-05 deg
node 4.29133230392149 2.876e-05 deg
peri 333.7247682889501 4.4185e-05 deg
M 325.2913550569516 3.1397e-05 deg
tp 2459190.742295734654
(2020-Dec-07.24229573)
0.00017257 TDB
period 1973.203695415146
5.40
4.0175e-05
1.1e-07
d
yr
n .1824444180985881 3.7147e-09 deg/d
Q 3.451624935076234 4.6851e-08 au
  Orbit Determination Parameters
   # obs. used (total)      273  
   data-arc span      7206 days (19.73 yr)  
   first obs. used      1999-09-07  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63329  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-25 10:25:35  

Additional Information
 Earth MOID = 1.70229 au 
 Jupiter MOID = 1.97589 au 
 T_jup = 3.192 
[ 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 15.6   n/a MPO352523  
diameter diameter 3.379 km 0.928 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.117   0.109 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249618 (1999 TA30)          Discovered 1999-Oct-04 by LINEAR at Socorro
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
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-04 11:39 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin