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4309 Marvin (1978 QC)
Classification: Main-belt Asteroid          SPK-ID: 2004309
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2608754621129802 3.4312e-08  
a 3.012003884231762 1.1148e-08 au
q 2.22624597904671 1.0357e-07 au
i 1.560139944262804 4.2172e-06 deg
node 191.2260180821767 0.00012439 deg
peri 210.0185222141989 0.00012463 deg
M 38.16618928192971 5.7907e-06 deg
tp 2459194.077857481412
(2020-Dec-10.57785748)
3.0991e-05 TDB
period 1909.333173621131
5.23
1.06e-05
2.902e-08
d
yr
n .1885475018051694 1.0467e-09 deg/d
Q 3.797761789416815 1.4056e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1957  
   data-arc span      17366 days (47.55 yr)  
   first obs. used      1973-09-26  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:21:19  

Additional Information
 Earth MOID = 1.23422 au 
 Jupiter MOID = 1.625 au 
 T_jup = 3.196 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456944.5 (2014-Oct-14.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2647357930188893 3.5403e-08  
q 2.212936086075519 1.0753e-07 au
tp 2457269.042267498463
(2015-Sep-03.54226750)
3.1164e-05 TDB
node 191.5112574246139 0.00012391 deg
peri 207.7500433408571 0.00012413 deg
i 1.556259885004439 4.2508e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1957  
   data-arc span      17366 days (47.55 yr)  
   first obs. used      1973-09-26  
   last obs. used      2021-04-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4808  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 14:21:19  

Additional Information
 Jupiter MOID = 1.625 au 
 T_jup = 3.196 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.253373287181613E-15 -3.798748670291968E-15 -1.419211350294876E-13 1.247187236287983E-14 -4.877208576510301E-14 -3.036039897457115E-16
q -3.798748670291968E-15 1.156216258718692E-14 3.677960979817238E-13 -3.594547685046572E-14 1.303185547162624E-13 9.336967708773152E-16
tp -1.419211350294876E-13 3.677960979817238E-13 9.712185605065729E-10 7.746581265035169E-12 2.346970666034124E-10 1.291143084392731E-13
node 1.247187236287983E-14 -3.594547685046572E-14 7.746581265035169E-12 1.535475749613404E-8 -1.534788058360804E-8 1.229201610761612E-10
peri -4.877208576510301E-14 1.303185547162624E-13 2.346970666034124E-10 -1.534788058360804E-8 1.540864525511595E-8 -1.228681412869523E-10
i -3.036039897457115E-16 9.336967708773152E-16 1.291143084392731E-13 1.229201610761612E-10 -1.228681412869523E-10 1.806946559535378E-11

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 13.82   n/a MPCxxxxx  
diameter diameter 5.493 km 1.736 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  
geometric albedo albedo 0.194   0.111 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2016AJ....152...63N)  

4309 Marvin (1978 QC)          Discovered 1978-Aug-30 by Harvard Observatory at Harvard
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1978 QC = 1973 SK4 = 1973 UW = 1978 SE8 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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