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 ]  
5002 Marnix (1987 SS3)
Classification: Main-belt Asteroid          SPK-ID: 2005002
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2054022562731729 2.7955e-08  
a 2.328176791889828 6.5796e-09 au
q 1.84996402583282 6.4264e-08 au
i 1.592461703321502 3.1988e-06 deg
node 108.0269743373891 0.00011916 deg
peri 172.3376774391838 0.00011941 deg
M 176.7672612885057 8.7819e-06 deg
tp 2458563.379333035240
(2019-Mar-20.87933304)
3.1051e-05 TDB
period 1297.544796674563
3.55
5.5004e-06
1.506e-08
d
yr
n .2774470684346566 1.1761e-09 deg/d
Q 2.806389557946836 7.931e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2596  
   data-arc span      13802 days (37.79 yr)  
   first obs. used      1983-04-10  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4746  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:21:48  

Additional Information
 Earth MOID = .83162 au 
 Jupiter MOID = 2.33304 au 
 T_jup = 3.544 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456904.5 (2014-Sep-04.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2052003390941891 2.7908e-08  
q 1.850376905056375 6.4077e-08 au
tp 2457266.634411450099
(2015-Sep-01.13441145)
3.0642e-05 TDB
node 108.0338632579812 0.00011919 deg
peri 172.3725267353397 0.00011945 deg
i 1.59234476488265 3.1981e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2596  
   data-arc span      13802 days (37.79 yr)  
   first obs. used      1983-04-10  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4746  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 01:21:48  

Additional Information
 Jupiter MOID = 2.33304 au 
 T_jup = 3.544 
Orbit Covariance (6×6)
  e q tp node peri i
e 7.788377379309604E-16 -1.782469955740282E-15 -1.095784831772298E-15 -2.181591987087528E-15 -9.942937341401863E-16 -9.44477249729095E-17
q -1.782469955740282E-15 4.105894151680959E-15 2.136723509884209E-15 5.305930451949954E-15 -5.318808303006832E-16 2.258167155573953E-16
tp -1.095784831772298E-15 2.136723509884209E-15 9.389160218089077E-10 5.768978137188431E-12 2.495895798546553E-10 -7.474782172979112E-14
node -2.181591987087528E-15 5.305930451949954E-15 5.768978137188431E-12 1.420693431379531E-8 -1.419963187952912E-8 1.278844846491773E-12
peri -9.942937341401863E-16 -5.318808303006832E-16 2.495895798546553E-10 -1.419963187952912E-8 1.426762891936643E-8 -1.300201464308019E-12
i -9.44477249729095E-17 2.258167155573953E-16 -7.474782172979112E-14 1.278844846491773E-12 -1.300201464308019E-12 1.0227538506133E-11

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

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.81   n/a E2021B10  
diameter diameter 4.692 km 0.133 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.350   0.104 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

5002 Marnix (1987 SS3)          Discovered 1987-Sep-20 by Elst, E. W. at Rozhen
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1987 SS3 = 1951 JN = 1983 GD2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Mar-02 00:02 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin