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115016 (2003 QQ87)
Classification: Main-belt Asteroid          SPK-ID: 2115016
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1620561751687352 3.0302e-08  
a 2.400154980014111 1.0581e-08 au
q 2.011195044140832 7.1317e-08 au
i 2.574202916830139 4.5732e-06 deg
node 191.3909196647083 8.7915e-05 deg
peri 251.1190106521426 8.9552e-05 deg
M 152.3475859226575 1.7348e-05 deg
tp 2458625.734845329880
(2019-May-22.23484533)
6.3844e-05 TDB
period 1358.180075044236
3.72
8.9812e-06
2.459e-08
d
yr
n .2650605811517849 1.7528e-09 deg/d
Q 2.78911491588739 1.2296e-08 au
  Orbit Determination Parameters
   # obs. used (total)      638  
   data-arc span      8574 days (23.47 yr)  
   first obs. used      1996-12-01  
   last obs. used      2020-05-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .55187  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 16:41:39  

Additional Information
 Earth MOID = 1.02848 au 
 Jupiter MOID = 2.43705 au 
 T_jup = 3.507 
[ 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 16.37   n/a E2021B55  
diameter diameter 3.247 km 0.695 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.061   0.071 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

115016 (2003 QQ87)          Discovered 2003-Aug-25 by LINEAR at Socorro
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ show close-approach data ]
Alternate Designations
 2003 QQ87 = 2001 AZ9 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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