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17677 (1997 AW2)
Classification: Main-belt Asteroid          SPK-ID: 2017677
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 26 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1656142228717993 3.4076e-08  
a 3.025975528294454 1.4577e-08 au
q 2.524830942746886 9.9663e-08 au
i 4.623111421628981 3.7315e-06 deg
node 31.86621457474205 4.6104e-05 deg
peri 123.3640731694138 4.743e-05 deg
M 206.5188217230361 1.1934e-05 deg
tp 2460216.189114974973
(2023-Sep-28.68911497)
6.5873e-05 TDB
period 1922.63367211379
5.26
1.3893e-05
3.804e-08
d
yr
n .1872431577692111 1.353e-09 deg/d
Q 3.527120113842023 1.6992e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1927  
   data-arc span      10718 days (29.34 yr)  
   first obs. used      1992-04-04  
   last obs. used      2021-08-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .48511  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 22:01:11  

Additional Information
 Earth MOID = 1.53898 au 
 Jupiter MOID = 1.4709 au 
 T_jup = 3.219 
[ 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 13.54   n/a E2021B10  
diameter diameter 11.414 km 0.227 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 1.90 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 lower-limit; Incomplete or inconclusive result.
Published Reference List:
[Erasmus, N.; McNeill, A.; Mommert, M.; Trilling, D.E.; et al. (2018) Ap. J. Suppl. Series 237, A19.]
[Erasmus, N.; McNeill, A.; Mommert, N.; Trilling, D.E.; et al. (2019) Ap. J. Suppl. Series 242, A15.]
geometric albedo albedo 0.065   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

17677 (1997 AW2)          Discovered 1997-Jan-04 by Kobayashi, T. at Oizumi
Reference: 20001013/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1997 AW2 = 1998 KF33 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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