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30216 Summerjohnson (2000 GV125)
Classification: Main-belt Asteroid          SPK-ID: 2030216
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1378741706154144 3.6966e-08  
a 2.278931133688163 7.3041e-09 au
q 1.964725393741261 8.3776e-08 au
i 6.631026594897729 4.6166e-06 deg
node 152.2980233886259 3.4245e-05 deg
peri 161.7901016537258 3.8252e-05 deg
M 287.7609074096749 1.8906e-05 deg
tp 2459452.653505691493
(2021-Aug-26.15350569)
6.6465e-05 TDB
period 1256.594716156428
3.44
6.0412e-06
1.654e-08
d
yr
n .2864885514568605 1.3773e-09 deg/d
Q 2.593136873635065 8.3112e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1608  
   data-arc span      8902 days (24.37 yr)  
   first obs. used      1996-01-26  
   last obs. used      2020-06-10  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .52038  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 06:32:32  

Additional Information
 Earth MOID = .950348 au 
 Jupiter MOID = 2.67376 au 
 T_jup = 3.585 
[ 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 14.61   n/a E2021B10  
diameter diameter 2.451 km 0.490 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 56.8338 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 0.511   0.249 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

30216 Summerjohnson           Discovered 2000 Apr. 7 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Summer Johnson mentored a finalist in the 2014 Broadcom MASTERS, a math and science competition for middle school students. She teaches at the Stuart Middle School, Stuart, Florida.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: MPC batch dated 2015-01-05Last Updated: 2015-01-07

Alternate Designations
 2000 GV125 = 1996 EZ10 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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