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 ]  
(2003 MS2)
Classification: Apollo [NEO, PHA]          SPK-ID: 3157022
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1262939094570146 3.3419e-08  
a 1.041646345022619 7.8065e-10 au
q .910092755838102 3.4522e-08 au
i 20.02871512018647 1.2826e-05 deg
node 100.8612517275544 3.7836e-06 deg
peri 254.6383666560921 1.3423e-05 deg
M 264.5746780868157 1.2244e-05 deg
tp 2459103.429532747558
(2020-Sep-10.92953275)
1.3299e-05 TDB
period 388.3102623728371
1.06
4.3652e-07
1.195e-09
d
yr
n .9270937054306978 1.0422e-09 deg/d
Q 1.173199934207136 8.7924e-10 au
  Orbit Determination Parameters
   # obs. used (total)      154  
   # delay obs. used      4  
   # Doppler obs. used      3  
   data-arc span      6292 days (17.23 yr)  
   first obs. used      2003-03-07  
   last obs. used      2020-05-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .41022  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-29 06:05:54  

Additional Information
 Earth MOID = .0232819 au 
 Jupiter MOID = 4.07682 au 
 T_jup = 5.829 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 21.3   n/a MPO473079  
rotation period rot_per 7. h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Torppa, J.; Aksnes, K.; Dai, Z.; Grav, T.; et al. (2005) Bull. Amer. Astron. Soc. 37, 643.]
[Lawrence, K.J.; Benner, L.A.M.; Brozovic, M.; Ostro, S.J.; et al. (2015) Icarus 260, 1-6.]

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Jun-01 23:32 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin