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4829 Sergestus (1988 RM1)
Classification: Jupiter Trojan          SPK-ID: 2004829
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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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.


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Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .04771966804415883 4.4627e-08  
a 5.167039345509187 8.7629e-08 au
q 4.920469943170382 2.7773e-07 au
i 8.594593941112178 5.2162e-06 deg
node 221.9129555120523 2.8709e-05 deg
peri 120.4658499122125 6.3399e-05 deg
M 269.4413521997311 5.9172e-05 deg
tp 2460079.666631191205
(2023-May-15.16663119)
0.0007175 TDB
period 4290.037414048935
11.75
0.00010913
2.988e-07
d
yr
n .08391535207154108 2.1347e-09 deg/d
Q 5.413608747847993 9.1811e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1505  
   data-arc span      11629 days (31.84 yr)  
   first obs. used      1988-08-15  
   last obs. used      2020-06-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52543  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-23 16:13:51  

Additional Information
 Earth MOID = 3.92331 au 
 Jupiter MOID = .0594371 au 
 T_jup = 2.975 
[ 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 11.2   n/a MPO473833  
diameter diameter 32.220 km 0.321 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  
geometric albedo albedo 0.068   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2012ApJ...759...49G)  

4829 Sergestus (1988 RM1)          Discovered 1988-Sep-10 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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