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 ]  
249571 (1993 TM30)
Classification: Main-belt Asteroid          SPK-ID: 2249571
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 9 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2167194991205487 3.9055e-08  
a 2.628169153270018 2.5534e-08 au
q 2.058593650769263 1.1004e-07 au
i 4.360830924642595 8.2335e-06 deg
node 143.0155035906935 5.8082e-05 deg
peri 271.3160212525997 6.4114e-05 deg
M 336.4621507478431 2.9109e-05 deg
tp 2458702.251934260812
(2019-Aug-06.75193426)
0.00012701 TDB
period 1556.246534739605
4.26
2.2679e-05
6.209e-08
d
yr
n .2313258162918487 3.3712e-09 deg/d
Q 3.197744655770773 3.1068e-08 au
  Orbit Determination Parameters
   # obs. used (total)      228  
   data-arc span      9069 days (24.83 yr)  
   first obs. used      1993-10-09  
   last obs. used      2018-08-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60712  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-Oct-04 09:56:52  

Additional Information
 Earth MOID = 1.07513 au 
 Jupiter MOID = 2.18279 au 
 T_jup = 3.363 
[ 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 17.0   n/a MPO454851  
diameter diameter 2.024 km 0.174 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.075   0.019 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

249571 (1993 TM30)          Discovered 1993-Oct-09 by Elst, E. W. at La Silla
Reference: 20100923/Numbers.arcLast Updated: 2010-09-27

[ show close-approach data ]
Alternate Designations
 1993 TM30 = 2006 VF122 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2019-Dec-05 22:48 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin