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46685 (1997 AG13)
Classification: Main-belt Asteroid          SPK-ID: 2046685
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 27 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .121158489215919 3.1219e-08  
a 2.348826076418363 8.4231e-09 au
q 2.064245857568559 7.1483e-08 au
i 6.504095223490745 3.1287e-06 deg
node 69.08233312240694 3.2989e-05 deg
peri 68.05594197346068 3.6439e-05 deg
M 220.1950252304069 1.5764e-05 deg
tp 2459711.116496192305
(2022-May-11.61649619)		 5.8637e-05 TDB
period 1314.845476222713
3.60		 7.0727e-06
1.936e-08		 d
yr
n .2737964319839376 1.4728e-09 deg/d
Q 2.633406295268166 9.4436e-09 au
   Orbit Determination Parameters
   # obs. used (total)      1515  
   data-arc span      8757 days (23.98 yr)  
   first obs. used      1997-01-11  
   last obs. used      2021-01-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47892  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 19:20:22  

Additional Information
 Earth MOID = 1.0884 au 
 Jupiter MOID = 2.40803 au 
 T_jup = 3.541 
[ 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 14.8   n/a MPO474340  
rotation period rot_per 10.868 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]

46685 (1997 AG13)          Discovered 1997-Jan-11 by Kobayashi, T. at Oizumi
Reference: 20020921/Numbers.arcLast Updated: 2004-04-19

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Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)		 Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
2031-Mar-06 07:33 00:01 Amphi 0.0305695297139036 0.0305666031560887 0.0305724563139216 2.91406195035967 2.91406188582612 2462931.814262768 1.05827546307567 157.232162512782 40.7369861854057 -22.8189830484486 51077.9751837054 T 27 CATAB v2.0f-lin.ifort 2021-Feb-24 19:20:26 2021-Feb-24 19:20

Alternate Designations
 1997 AG13 = 1999 RY43 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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