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344006 (2011 QD77)
Classification: Jupiter Trojan          SPK-ID: 2344006
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 8 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1580586108378953 1.2578e-07  
a 5.205284419881774 3.5451e-07 au
q 4.382544395459122 9.2122e-07 au
i 3.652443882901861 6.7856e-06 deg
node 289.2892130731584 0.00025532 deg
peri 13.14229236614589 0.00026147 deg
M 298.3849597706933 6.1947e-05 deg
tp 2459742.919481327048
(2022-Jun-12.41948133)
0.00079186 TDB
period 4337.756045976131
11.88
0.00044314
1.213e-06
d
yr
n .08299221906080907 8.4783e-09 deg/d
Q 6.028024444304428 4.1054e-07 au
  Orbit Determination Parameters
   # obs. used (total)      85  
   data-arc span      7145 days (19.56 yr)  
   first obs. used      2000-10-05  
   last obs. used      2020-04-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .64637  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-May-21 22:24:01  

Additional Information
 Earth MOID = 3.36729 au 
 Jupiter MOID = .424531 au 
 T_jup = 2.971 
[ 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 14.3   n/a MPO471575  
diameter diameter 6.022 km 0.924 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.049   0.010 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

344006 (2011 QD77)          Discovered 2010-Jun-19 by Mt. Lemmon Survey at Mount Lemmon
Reference: 20121029/Numbers.arcLast Updated: 2012-11-08

Alternate Designations
 2011 QD77 = 2010 HN46 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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