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JPL Small-Body Database Browser
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39270 (2001 AH11)
Classification: Jupiter Trojan          SPK-ID: 2039270
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07430442223298456 4.8827e-08  
a 5.183833044295626 1.2571e-07 au
q 4.798651324986986 2.7249e-07 au
i 5.41297128891993 5.4632e-06 deg
node 238.5115204040862 6.3681e-05 deg
peri 230.9393495492062 8.0022e-05 deg
M 241.4357512843286 5.1971e-05 deg
tp 2460420.296785209471
(2024-Apr-19.79678521)
0.00065706 TDB
period 4310.969353849165
11.80
0.00015681
4.293e-07
d
yr
n .08350790053252509 3.0376e-09 deg/d
Q 5.569014763604265 1.3505e-07 au
  Orbit Determination Parameters
   # obs. used (total)      601  
   data-arc span      8419 days (23.05 yr)  
   first obs. used      1996-09-11  
   last obs. used      2019-09-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .63187  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Nov-07 05:47:54  

Additional Information
 Earth MOID = 3.81869 au 
 Jupiter MOID = .0753666 au 
 T_jup = 2.986 
[ 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 12.1   n/a MPO431943  
rotation period rot_per 82.191 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Szabo, Gy.M.; Pal, A.; Kiss, Cs.; Kiss, L.L.; et al. (2017) Astron. Astrophys. 599, A44.]

39270 (2001 AH11)          Discovered 2001-Jan-02 by LINEAR at Socorro
Reference: 20020328/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 2001 AH11 = 1996 RK28 = 1996 UR5 = 1998 VD23 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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