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15222 (1982 FL1)
Classification: Main-belt Asteroid          SPK-ID: 2015222
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1491558183613177 1.3494e-08  
a 3.150435633308718 1.2349e-08 au
q 2.6805298282279 4.1702e-08 au
i 1.401631805896925 4.1317e-07 deg
node 25.22822900562255 2.7517e-05 deg
peri 89.18269907008906 3.0777e-05 deg
M 48.50078030803261 7.3609e-06 deg
tp 2459121.330326602718
(2020-Sep-28.83032660)
4.1245e-05 TDB
period 2042.463683962943
5.59
1.2009e-05
3.288e-08
d
yr
n .1762577238590116 1.0363e-09 deg/d
Q 3.620341438389536 1.4191e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2936  
   data-arc span      14343 days (39.27 yr)  
   first obs. used      1982-03-24  
   last obs. used      2021-06-30  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45581  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 03:46:01  

Additional Information
 Earth MOID = 1.69784 au 
 Jupiter MOID = 1.48289 au 
 T_jup = 3.190 
[ 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 12.69   n/a MPO614063  
diameter diameter 15.233 km 0.253 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 7.027 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:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.076   0.012 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

15222 (1982 FL1)          Discovered 1982-Mar-24 by Mrkos, A. at Klet
Reference: 20000621/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1982 FL1 = 1987 BR2 = 1996 TM53 = 1999 GG24 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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