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100506 (1997 AG9)
Classification: Main-belt Asteroid          SPK-ID: 2100506
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 15 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1131517439666691 4.2146e-08  
a 3.016621276451269 2.4987e-08 au
q 2.675285318133848 1.2897e-07 au
i 8.448519327112935 6.1579e-06 deg
node 304.5366144043597 3.0473e-05 deg
peri 120.2547705134194 4.235e-05 deg
M 264.0334439679608 3.2942e-05 deg
tp 2459710.648977277613
(2022-May-11.14897728)
0.00017861 TDB
period 1913.725358224031
5.24
2.3778e-05
6.51e-08
d
yr
n .1881147670709062 2.3373e-09 deg/d
Q 3.35795723476869 2.7815e-08 au
  Orbit Determination Parameters
   # obs. used (total)      356  
   data-arc span      8592 days (23.52 yr)  
   first obs. used      1997-01-02  
   last obs. used      2020-07-12  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5141  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 15:32:29  

Additional Information
 Earth MOID = 1.70097 au 
 Jupiter MOID = 1.92926 au 
 T_jup = 3.222 
[ 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 15.47   n/a E2021B55  

100506 (1997 AG9)          Discovered 1997-Jan-02 by Spacewatch at Kitt Peak
Reference: 20051019/Numbers.arcLast Updated: 2005-10-26

[ hide close-approach data ]
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
1973-Nov-18 20:17 00:01 Jupiter 1.98459962761764 1.98459886216317 1.98460039307246 4.04528288848342 3.93836492640879 2442005.345049988 1.3594013049919 114.134545356885 29.5745995832036 81.1059874876989 2223317.79674954 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:30 2021-Apr-13 15:32
2020-Jul-19 22:05 < 00:01 Jupiter 1.92850973359361 1.92850918814284 1.92851027904438 3.69099043980877 3.57001241045604 2459050.420170787 0.274921442763282 80.364005058007 20.9114349938755 81.8122378837215 2556970.72249191 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:30 2021-Apr-13 15:32
2067-Mar-17 09:33 00:02 Jupiter 1.97515454861714 1.97515384747326 1.97515524976225 3.32496443641112 3.19338555512562 2476091.898012085 1.81198303118959 112.349096433917 17.2108844325871 74.2971079017539 2568808.42423176 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:30 2021-Apr-13 15:32
2151-Apr-22 10:46 00:05 Jupiter 1.92652530882164 1.92652476991633 1.92652584772685 3.76790803096331 3.649356695651 2506807.948576079 4.58479866657282 132.643655673355 22.4502390366044 88.4105695296999 2632367.4072611 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:30 2021-Apr-13 15:32
2197-Dec-20 05:10 00:06 Jupiter 1.94027361681528 1.94027235307165 1.94027488057898 3.46395263030661 3.33554671417859 2523851.715117910 6.21108509184566 345.803722738129 17.0498739051442 78.5201153541308 2567166.09093414 T 15 CATAB v2.0f-lin.ifort 2021-Apr-13 15:32:30 2021-Apr-13 15:32

Alternate Designations
 1997 AG9 = 2000 SJ282 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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