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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 37 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1491847524843239 1.3479e-08  
a 3.150827756298471 1.2542e-08 au
q 2.680772297354345 4.1735e-08 au
i 1.401584951236398 4.1343e-07 deg
node 25.23055181871004 2.7533e-05 deg
peri 89.24216172294619 3.0812e-05 deg
M 13.90734181409046 7.3545e-06 deg
tp 2459121.581822215249
(2020-Sep-29.08182222)
4.1581e-05 TDB
period 2042.845022599923
5.59
1.2197e-05
3.339e-08
d
yr
n .1762248217644181 1.0522e-09 deg/d
Q 3.620883215242596 1.4413e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2755  
   data-arc span      14234 days (38.97 yr)  
   first obs. used      1982-03-24  
   last obs. used      2021-03-13  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .45911  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:52:10  

Additional Information
 Earth MOID = 1.69758 au 
 Jupiter MOID = 1.48216 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 12.68   n/a E2021B10  
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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