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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07377889609007954 4.8715e-08  
a 5.18463190152488 1.2622e-07 au
q 4.802115483196964 2.7156e-07 au
i 5.412931068406412 5.4631e-06 deg
node 238.5187716579993 6.3674e-05 deg
peri 231.1675838928576 8.0278e-05 deg
M 207.73140422709 5.16e-05 deg
tp 2460424.324983047798
(2024-Apr-23.82498305)
0.00066182 TDB
period 4311.965908429417
11.81
0.00015747
4.311e-07
d
yr
n .08348860070907327 3.0488e-09 deg/d
Q 5.567148319852796 1.3553e-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 = 3.82238 au 
 Jupiter MOID = .0748905 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-January); 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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