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JPL Small-Body Database Browser
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376818 (2001 AG54)
Classification: Mars-crossing Asteroid          SPK-ID: 2376818
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 10 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2764335952280963 7.6907e-08  
a 2.244920357922169 1.3809e-08 au
q 1.624348952380999 1.6928e-07 au
i 8.565759047023299 7.2985e-06 deg
node 103.0244394591154 5.6513e-05 deg
peri 6.144956821213968 5.9073e-05 deg
M 282.6898988356046 2.0538e-05 deg
tp 2459264.335709084569
(2021-Feb-18.83570908)
7.1775e-05 TDB
period 1228.569796700612
3.36
1.1336e-05
3.104e-08
d
yr
n .2930236450275748 2.7036e-09 deg/d
Q 2.865491763463339 1.7626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      144  
   data-arc span      6346 days (17.37 yr)  
   first obs. used      2001-01-04  
   last obs. used      2018-05-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .60167  
   source      ORB  
   producer      Otto Matic  
   solution date      2018-May-31 17:21:25  

Additional Information
 Earth MOID = .641391 au 
 Jupiter MOID = 2.27685 au 
 T_jup = 3.566 
[ 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 17.6   n/a MPO440645  

376818 (2001 AG54)          Discovered 2001-Jan-04 by LINEAR at Socorro
Reference: Last Updated: 2013-11-20

[ 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
2004-Apr-18 02:15 < 00:01 Mars 0.0502620496176857 0.0502608476664152 0.0502632515692505 5.43790042920697 5.43685287483384 2453113.593458002 0.49722220593542 60.3460925978554 30.109065895692 7.72554151522958 124450.164782096 T 10 CATAB v2.0e-lin.ifort 2018-May-31 17:21:29 2018-Dec-18 02:20
2068-Apr-07 00:23 00:03 Mars 0.026163457635553 0.026157361452536 0.0261695538189983 5.2589973851431 5.25691627995057 2476478.515731535 3.03896824887482 304.038385752521 27.4214983192753 -1.08710302022263 12920.3030174996 T 10 CATAB v2.0e-lin.ifort 2018-May-31 17:21:29 2018-Dec-18 02:20
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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