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120519 (1994 AM7)
Classification: Main-belt Asteroid          SPK-ID: 2120519
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 23 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1634887307341013 4.844e-08  
a 2.59447021773324 1.7757e-08 au
q 2.170303574908605 1.2811e-07 au
i 13.37078064023494 4.5268e-06 deg
node 114.3487790266247 2.2345e-05 deg
peri 235.1784950818831 2.6652e-05 deg
M 268.9190735362458 1.9152e-05 deg
tp 2459586.685888454505
(2022-Jan-07.18588845)
8.3473e-05 TDB
period 1526.410909960911
4.18
1.567e-05
4.29e-08
d
yr
n .2358473708820772 2.4213e-09 deg/d
Q 3.018636860557875 2.066e-08 au
  Orbit Determination Parameters
   # obs. used (total)      502  
   data-arc span      9630 days (26.37 yr)  
   first obs. used      1994-01-07  
   last obs. used      2020-05-20  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58005  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 17:06:56  

Additional Information
 Earth MOID = 1.18952 au 
 Jupiter MOID = 2.42658 au 
 T_jup = 3.361 
[ 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 15.87   n/a E2021B55  
diameter diameter 2.050 km 0.571 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.221   0.099 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

120519 (1994 AM7)          Discovered 1994-Jan-07 by Spacewatch at Kitt Peak
Reference: 20060314/Numbers.arcLast Updated: 2006-03-23

[ 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
2096-Oct-13 00:09 00:01 Thisb 0.0290169162434848 0.0289889663247982 0.0290448663674723 6.78047745065888 6.78047741600409 2486894.506546894 1.13455713753477 1398.80343015733 36.1997599779026 4.99606558211333 10885.8442918462 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 17:06:57 2021-Apr-13 17:06
2144-Mar-26 09:49 00:09 David 0.0335599034515469 0.033558009290191 0.0335618099803747 3.84622958370287 3.84622946666481 2504224.908879392 8.56800383879734 2028.29170613695 81.9389944957868 88.6532949295176 61194.8596882849 T 23 CATAB v2.0f-lin.ifort 2021-Apr-13 17:06:57 2021-Apr-13 17:06

Alternate Designations
 1994 AM7 = 2004 LJ21 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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