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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 32 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .0875924842728845 1.9877e-08  
a 2.268803522998544 7.3121e-09 au
q 2.070073386092029 4.6172e-08 au
i 5.750932611636907 4.3808e-07 deg
node 18.45667795036997 3.1019e-06 deg
peri 164.0166375089581 8.0494e-06 deg
M 112.10907637187 7.293e-06 deg
tp 2458811.784344204819
(2019-Nov-24.28434420)
2.5061e-05 TDB
period 1248.227535316471
3.42
6.0343e-06
1.652e-08
d
yr
n .2884089557507854 1.3943e-09 deg/d
Q 2.467533659905059 7.9526e-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.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4879  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Mar-17 01:44:57  

Additional Information
 Earth MOID = 1.07196 au 
 Jupiter MOID = 2.48799 au 
 T_jup = 3.602 
[ 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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