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 ]  
37638 (1993 VB)
Classification: Apollo [NEO, PHA]          SPK-ID: 2037638
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5201702709599689 5.9633e-08  
a 1.909289614670863 5.12e-09 au
q .9161339184664656 1.1477e-07 au
i 5.081710001802486 1.4559e-05 deg
node 145.6053493791597 0.00010302 deg
peri 323.117718230797 0.00010277 deg
M 359.7055420334819 1.6874e-05 deg
tp 2459001.288182794191
(2020-May-31.78818279)
4.517e-05 TDB
period 963.62074785707
2.64
3.8761e-06
1.061e-08
d
yr
n .3735909597220476 1.5027e-09 deg/d
Q 2.902445310875261 7.7833e-09 au
  Orbit Determination Parameters
   # obs. used (total)      97  
   data-arc span      7835 days (21.45 yr)  
   first obs. used      1993-11-06  
   last obs. used      2015-04-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .58797  
   source      ORB  
   producer      Otto Matic  
   solution date      2017-Apr-06 09:29:13  

Additional Information
 Earth MOID = .00164465 au 
 Jupiter MOID = 2.26259 au 
 T_jup = 3.756 
[ 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 19.3   n/a MPO309445  

37638 (1993 VB)          Discovered 1993-Nov-06 by McNaught, R. H. at Siding Spring
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

[ 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-Mar-28 19:16 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin