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17875 (1999 AQ2)
Classification: Main-belt Asteroid          SPK-ID: 2017875
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08814288447152294 1.9908e-08  
a 2.268043995680903 7.4247e-09 au
q 2.06813205579327 4.6331e-08 au
i 5.753479005395372 4.3836e-07 deg
node 18.42323201492823 3.0996e-06 deg
peri 164.0994117449648 8.0181e-06 deg
M 168.5556350681574 7.3292e-06 deg
tp 2458812.360715340515
(2019-Nov-24.86071534)		 2.4961e-05 TDB
period 1247.600784111321
3.42		 6.1262e-06
1.677e-08		 d
yr
n .2885538423706842 1.4169e-09 deg/d
Q 2.467955935568536 8.0791e-09 au
   Orbit Determination Parameters
   # obs. used (total)      2009  
   data-arc span      14045 days (38.45 yr)  
   first obs. used      1982-03-24  
   last obs. used      2020-09-05  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48795  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-09 10:07:28  

Additional Information
 Earth MOID = 1.07136 au 
 Jupiter MOID = 2.48667 au 
 T_jup = 3.603 
[ 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 14.39   n/a E2021B10  
diameter diameter 3.540 km 0.092 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.323   0.052 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17875 (1999 AQ2)          Discovered 1999-Jan-09 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

Alternate Designations
 1999 AQ2 = 1982 FP2 = 1989 GO6 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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