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JPL Small-Body Database Browser
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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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08742142656692907 4.4265e-08  
a 2.267951229483023 8.7745e-09 au
q 2.069683697617396 1.0217e-07 au
i 5.751397661290111 4.1156e-06 deg
node 18.4957905314229 3.4688e-05 deg
peri 163.5639739572043 3.9494e-05 deg
M 299.3975995165859 2.0154e-05 deg
tp 2458810.508232564521
(2019-Nov-23.00823256)
7.0244e-05 TDB
period 1247.524241946799
3.42
7.2398e-06
1.982e-08
d
yr
n .2885715466644634 1.6747e-09 deg/d
Q 2.466218761348649 9.5415e-09 au
  Orbit Determination Parameters
   # obs. used (total)      1706  
   data-arc span      13507 days (36.98 yr)  
   first obs. used      1982-03-24  
   last obs. used      2019-03-17  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51016  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-12 22:24:58  

Additional Information
 Earth MOID = 1.07269 au 
 Jupiter MOID = 2.49182 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 14.3   n/a MPO365467  
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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