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JPL Small-Body Database Browser
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348400 (2005 JF21)
Classification: Amor [NEO, PHA]          SPK-ID: 2348400
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 190 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5353745767971241 1.0668e-08  
a 2.225786868358338 4.8393e-09 au
q 1.034157165670397 2.3042e-08 au
i 10.84793463522912 3.1529e-06 deg
node 132.1966427941302 9.5172e-06 deg
peri 206.0909189365443 1.0912e-05 deg
M 155.2413105828981 1.7893e-06 deg
tp 2458477.467602811998
(2018-Dec-24.96760281)
4.7062e-06 TDB
period 1212.89663351002
3.32
3.9556e-06
1.083e-08
d
yr
n .2968101238422853 9.6799e-10 deg/d
Q 3.41741657104628 7.4302e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1196  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      6277 days (17.19 yr)  
   first obs. used      2002-11-19  
   last obs. used      2020-01-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .31675  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jan-27 05:44:44  

Additional Information
 Earth MOID = .0477849 au 
 Jupiter MOID = 2.00501 au 
 T_jup = 3.423 
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Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 17.3   n/a MPO348964  
rotation period rot_per 2.4149 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Oey, J.; Groom, R. (2016) Minor Planet Bull. 43, 208-210.]
[Stephens, R.D.; Warner, B.D. (2016) Minor Planet Bull. 43, 22-24.]
[Vaduvescu, O.; Aznar Macias, A.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.]

348400 (2005 JF21)          Discovered 2005-May-04 by Spacewatch at Kitt Peak
Reference: 20121228/Numbers.arcLast Updated: 2013-01-02

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Alternate Designations
 2005 JF21 = 2005 JU67 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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