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JPL Small-Body Database Browser
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27387 Chhabra (2000 ES85)
Classification: Main-belt Asteroid          SPK-ID: 2027387
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0466579290489778 3.8937e-08  
a 2.401852902106343 9.0777e-09 au
q 2.289787419813784 9.6669e-08 au
i 3.923634676356166 3.988e-06 deg
node 137.4601870753079 5.9737e-05 deg
peri 186.2435813406717 7.4417e-05 deg
M 12.38096376334711 4.4981e-05 deg
tp 2458953.740486083312
(2020-Apr-14.24048608)
0.00016984 TDB
period 1359.621539305499
3.72
7.7079e-06
2.11e-08
d
yr
n .2647795651898024 1.5011e-09 deg/d
Q 2.513918384398902 9.5012e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1452  
   data-arc span      10566 days (28.93 yr)  
   first obs. used      1990-08-23  
   last obs. used      2019-07-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52488  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:02:34  

Additional Information
 Earth MOID = 1.27717 au 
 Jupiter MOID = 2.61385 au 
 T_jup = 3.521 
[ 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 14.6   n/a MPO337489  
diameter diameter 4.034 km 0.334 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.207   0.017 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27387 Chhabra           Discovered 2000 Mar. 8 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Ria Chhabra (b. 1997) is a finalist in the 2011 Broadcom MASTERS, a math and science competition for middle-school students, for her biochemistry, medicine, health science and microbiology project. She attends the Renner Middle School, Plano, Texas.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20111210/MPCPages.arcLast Updated: 2011-12-12

[ show close-approach data ]
Alternate Designations
 2000 ES85 = 1990 QW11 = 1990 SR19 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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