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 ]  
5026 Martes (1987 QL1)
Classification: Main-belt Asteroid          SPK-ID: 2005026
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 33 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2426169271412535 3.9471e-08  
a 2.378176700164671 5.7673e-09 au
q 1.801190776971793 9.4674e-08 au
i 4.284776497455611 3.9102e-06 deg
node 304.7579989770794 4.4008e-05 deg
peri 17.48822129168559 4.4512e-05 deg
M 344.1597472595953 5.645e-06 deg
tp 2459059.441911039587
(2020-Jul-28.94191104)
2.095e-05 TDB
period 1339.56751334695
3.67
4.8728e-06
1.334e-08
d
yr
n .2687434536991189 9.7759e-10 deg/d
Q 2.95516262335755 7.1665e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2267  
   data-arc span      24671 days (67.55 yr)  
   first obs. used      1953-04-15  
   last obs. used      2020-10-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47726  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:46:46  

Additional Information
 Earth MOID = .789148 au 
 Jupiter MOID = 2.37626 au 
 T_jup = 3.496 
[ show covariance matrix ]

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.9   n/a MPO337295  
diameter diameter 7.525 km 1.714 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 4.4243 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Pravec, P.; Vokrouhlicky, D.; Polishook, D.; Scheeres, D.J.; et al. (2010) Nature 466, 1085-1088. Lightcurve plots as supplemental data, http://www.Nature.com/nature]
[Polishook, D. (2014) Icarus 241, 79-96.]
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.058   0.041 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

5026 Martes (1987 QL1)          Discovered 1987-Aug-22 by Mrkos, A. at Klet
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 QL1 = 1965 QE = 1976 QL = 1980 VA2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-24 21:38 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin