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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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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 193 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5355274016816433 1.0667e-08  
a 2.225559632539887 4.8215e-09 au
q 1.033711465238248 2.3034e-08 au
i 10.84854788313564 3.1123e-06 deg
node 132.1980712313585 9.455e-06 deg
peri 206.0970579236399 1.0791e-05 deg
M 214.5877134499488 1.9522e-06 deg
tp 2459690.341845731507
(2022-Apr-20.84184573)
7.994e-06 TDB
period 1212.710897044075
3.32
3.9408e-06
1.079e-08
d
yr
n .2968555827093521 9.6466e-10 deg/d
Q 3.417407799841525 7.4035e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1202  
   # delay obs. used      1  
   # Doppler obs. used      0  
   data-arc span      6740 days (18.45 yr)  
   first obs. used      2002-11-19  
   last obs. used      2021-05-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .32426  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-04 13:44:28  

Additional Information
 Earth MOID = .045705 au 
 Jupiter MOID = 2.00562 au 
 T_jup = 3.423 
[ show covariance matrix ]

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 17.28   n/a MPCxxxxx  
rotation period rot_per 2.4149 h n/a LCDB (Rev. 2020-October); 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, A.M.; Tudor, V.; Predatu, M.; et al. (2017) Earth, Moon, and Planets 120, 41-100.]
[Monteiro, F.; Silva, J.S.; Lazzaro, D.; Arcoverde, P.; et al. (2018) Plan. Space Sci. 164, 54-74.]

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

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