Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Near-Earth Object (NEO) Program
Search JPL
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 ]  
7660 (1993 VM1)
Classification: Mars-crossing Asteroid          SPK-ID: 2007660
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 14 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1400194961201564 6.2005e-08  
a 1.910028184880018 7.4397e-09 au
q 1.642587000857821 1.2014e-07 au
i 23.15135199091801 9.2899e-06 deg
node 170.52057697687 1.3447e-05 deg
peri 265.0771269948939 3.6067e-05 deg
M 128.1490988709768 3.3428e-05 deg
tp 2457057.281138383816
(2015-Feb-03.78113838)
8.9414e-05 JED
period 964.1799378256095
2.64
5.6334e-06
1.542e-08
d
yr
n .3733742902925999 2.1815e-09 deg/d
Q 2.177469368902215 8.4815e-09 au
  Orbit Determination Parameters
   # obs. used (total)      801  
   data-arc span      8913 days (24.40 yr)  
   first obs. used      1990-08-16  
   last obs. used      2015-01-10  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .5294  
   data source      ORB  
   producer      Otto Matic  
   solution date      2015-Oct-05 13:34:25  

Additional Information
 Earth MOID = .778871 au 
 Jupiter MOID = 3.10554 au 
 T_jup = 3.827 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 14.4 mag n/a MPO347587  
rotation period rot_per 5.924 h n/a LCDB (Rev. 2015-December); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2005) http://www.asu.cas.cz/~ppravec/neo.htm]
[Warner, B.D (2012) Minor Planet Bul. 39, 16-21.]
[Stephens, R.D.; Coley, D.; Warner, B.D. (2014) Minor Planet Bul. 41, 8-13.]
[Hanus, J.; Durech, J.; Oszkiewicz, D.A.; Behrend, R.; et al. (2015) Astron. Astrophys., in press.arXiv:1510.07422]
[Warner, B.D. (2015) Minor Planet Bul. 42, 54-60.]

7660 (1993 VM1)          Discovered 1993-Nov-05 by McNaught, R. H. at Siding Spring
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1993 VM1 = 1990 QC 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2016-Feb-06 09:12 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin