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22530 Huynh-Le (1998 FY41)
Classification: Main-belt Asteroid          SPK-ID: 2022530
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .188530820992022 3.9011e-08  
a 2.272755346754758 6.8527e-09 au
q 1.844270915317076 9.0603e-08 au
i 5.255812132468636 4.2045e-06 deg
node 339.3649583949741 4.0521e-05 deg
peri 353.382445047009 4.1717e-05 deg
M 87.65502479561313 1.0823e-05 deg
tp 2458895.779427750019
(2020-Feb-16.27942775)
3.7039e-05 TDB
period 1251.490217084319
3.43
5.6602e-06
1.55e-08
d
yr
n .2876570628244433 1.301e-09 deg/d
Q 2.70123977819244 8.1447e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1482  
   data-arc span      14021 days (38.39 yr)  
   first obs. used      1982-10-21  
   last obs. used      2021-03-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46627  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:07:21  

Additional Information
 Earth MOID = .832215 au 
 Jupiter MOID = 2.65993 au 
 T_jup = 3.582 
[ 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 15.28   n/a E2021B10  
diameter diameter 2.833 km 0.823 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  
rotation period rot_per 4.70081 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 0.187   0.130 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2017AJ....154..168M)  

22530 Huynh-Le           Discovered 1998 Mar. 20 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Minh-Phuong Huynh-Le (b. 1988) is a finalist in the 2006 Intel Science Talent Search (STS), a science competition for high school seniors, for her chemistry project. She attends the Montgomery Blair High School, Silver Spring, Maryland.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20060314/MPCPages.arcLast Updated: 2006-03-23

[ show close-approach data ]
Alternate Designations
 1998 FY41 = 1982 UU7 = 1999 RZ176 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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