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17678 (1997 AG3)
Classification: Main-belt Asteroid          SPK-ID: 2017678
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 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09146665886701022 3.6833e-08  
a 3.083818752156112 1.8781e-08 au
q 2.80175215434496 1.1596e-07 au
i 3.489905496450261 4.0332e-06 deg
node 111.4070794225445 7.7104e-05 deg
peri 191.891481131139 8.1093e-05 deg
M 282.7827419354086 2.5816e-05 deg
tp 2459424.771216839306
(2021-Jul-29.27121684)
0.00014238 TDB
period 1978.024626753602
5.42
1.807e-05
4.947e-08
d
yr
n .1819997562875866 1.6626e-09 deg/d
Q 3.365885349967265 2.0499e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1627  
   data-arc span      10204 days (27.94 yr)  
   first obs. used      1992-02-26  
   last obs. used      2020-02-03  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .50541  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 22:09:41  

Additional Information
 Earth MOID = 1.78652 au 
 Jupiter MOID = 1.82382 au 
 T_jup = 3.218 
[ 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 13.3   n/a MPO340824  
diameter diameter 6.051 km 0.192 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.278   0.062 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17678 (1997 AG3)          Discovered 1997-Jan-03 by Spacewatch at Kitt Peak
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AG3 = 1998 FF56 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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