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101824 (1999 JF22)
Classification: Main-belt Asteroid          SPK-ID: 2101824
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 30 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1741519775279071 2.8256e-08  
a 2.528097542459739 1.0753e-08 au
q 2.087824356056933 7.0248e-08 au
i 6.540934073876405 3.8061e-06 deg
node 350.2455323193516 3.5777e-05 deg
peri 123.406516719381 3.8764e-05 deg
M 224.3490414009326 1.6446e-05 deg
tp 2459753.734853887174
(2022-Jun-23.23485389)
6.8388e-05 TDB
period 1468.21334295202
4.02
9.3676e-06
2.565e-08
d
yr
n .2451959735471254 1.5644e-09 deg/d
Q 2.968370728862545 1.2626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1380  
   data-arc span      7795 days (21.34 yr)  
   first obs. used      1999-05-09  
   last obs. used      2020-09-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .47164  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:38:49  

Additional Information
 Earth MOID = 1.11226 au 
 Jupiter MOID = 2.14398 au 
 T_jup = 3.422 
[ 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 14.53   n/a E2021B55  
diameter diameter 3.734 km 0.025 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 43.4036 h n/a LCDB (Rev. 2020-October); 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:
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.244   0.038 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

101824 (1999 JF22)          Discovered 1999-May-10 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

Alternate Designations
 1999 JF22 = 2001 QA199 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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