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 ]  
129493 (1995 BM2)
Classification: Mars-crossing Asteroid          SPK-ID: 2129493
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .3066309703072042 3.557e-08  
a 2.315566631049823 9.0307e-09 au
q 1.605542188160032 8.1821e-08 au
i 20.68610240351186 7.5622e-06 deg
node 248.0085077405651 1.2524e-05 deg
peri 268.0432402528362 1.8914e-05 deg
M 54.69313480675827 1.2564e-05 deg
tp 2458804.969430134936
(2019-Nov-17.46943014)
4.4525e-05 TDB
period 1287.017198778757
3.52
7.5291e-06
2.061e-08
d
yr
n .279716541738216 1.6363e-09 deg/d
Q 3.025591073939613 1.18e-08 au
  Orbit Determination Parameters
   # obs. used (total)      600  
   data-arc span      9271 days (25.38 yr)  
   first obs. used      1995-01-29  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51099  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 02:17:05  

Additional Information
 Earth MOID = .763959 au 
 Jupiter MOID = 2.44699 au 
 T_jup = 3.435 
[ 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 15.4   n/a MPO417675  
SMASSII spectral type spec_B Sq   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

129493 (1995 BM2)          Discovered 1995-Jan-29 by McNaught, R. H. at Siding Spring
Reference: 20060711/Numbers.arcLast Updated: 2006-07-17

[ 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-Oct-31 04:25 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin