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52567 (1997 HN2)
Classification: Jupiter Trojan          SPK-ID: 2052567
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07192343128632489 7.4993e-08  
a 5.161173770048078 1.3365e-07 au
q 4.789964443041243 4.674e-07 au
i 21.47324250236931 6.9038e-06 deg
node 54.36304490064509 1.5032e-05 deg
peri 220.7909063699479 5.6876e-05 deg
M 321.6164065122385 5.786e-05 deg
tp 2459657.129830436797
(2022-Mar-18.62983044)
0.00069056 TDB
period 4282.734471165677
11.73
0.00016635
4.554e-07
d
yr
n .08405844500138132 3.265e-09 deg/d
Q 5.532383097054914 1.4326e-07 au
  Orbit Determination Parameters
   # obs. used (total)      852  
   data-arc span      9128 days (24.99 yr)  
   first obs. used      1996-03-25  
   last obs. used      2021-03-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52208  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 06:18:54  

Additional Information
 Earth MOID = 3.80003 au 
 Jupiter MOID = .410063 au 
 T_jup = 2.857 
[ 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 11.96   n/a E2021B10  
diameter diameter 21.577 km 0.667 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  
geometric albedo albedo 0.060   0.014 urn:nasa:pds:neowise_diameters_albedos::2.0[jupiter_trojans] (http://adsabs.harvard.edu/abs/2011ApJ...742...40G)  

52567 (1997 HN2)          Discovered 1997-Apr-28 by Comba, P. G. at Prescott
Reference: 20030216/Numbers.arcLast Updated: 2004-04-19
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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