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442806 (2013 AO28)
Classification: Main-belt Asteroid          SPK-ID: 2442806
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1429993228292261 8.6172e-08  
a 2.9477000987964 3.5381e-08 au
q 2.526180980764872 2.5135e-07 au
i 8.37094980880336 7.6636e-06 deg
node 348.5310426335677 5.7757e-05 deg
peri 140.2210481572732 6.281e-05 deg
M 156.0446417585892 2.481e-05 deg
tp 2458199.246885596811
(2018-Mar-21.74688560)
0.0001238 TDB
period 1848.51666763028
5.06
3.3282e-05
9.112e-08
d
yr
n .1947507459921931 3.5064e-09 deg/d
Q 3.369219216827928 4.0441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      122  
   data-arc span      6329 days (17.33 yr)  
   first obs. used      2003-02-01  
   last obs. used      2020-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .62849  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Jun-24 07:19:36  

Additional Information
 Earth MOID = 1.54726 au 
 Jupiter MOID = 1.68771 au 
 T_jup = 3.239 
[ 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 16.7   n/a MPO437722  

442806 (2013 AO28)          Discovered 2006-Sep-17 by Spacewatch at Kitt Peak
Reference: Last Updated: 2015-09-02

[ 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
1915-May-23 23:05 00:06 Jupiter 1.72675793648034 1.72675614680345 1.72675972621878 2.95572260523142 2.784823300584 2420641.461894748 5.72809485119156 680.276839446464 37.4719712087173 85.110171690901 1082052.49899068 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
1950-Jun-17 02:46 00:04 Jupiter 1.69391332804469 1.69391258218385 1.69391407390699 2.74262964198658 2.5538088421089 2433449.615352300 3.53106808216312 410.285481695794 32.011850377494 86.6479989369079 1275496.53707298 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
1985-Jul-07 07:05 00:02 Jupiter 1.76105009845793 1.7610492113647 1.76105098555226 2.56407193082698 2.36907433942573 2446253.795152455 1.65479528591021 255.509110310625 28.1978391272729 80.148412656379 1549665.37288385 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
2020-Jul-10 01:29 < 00:01 Jupiter 1.89499972899378 1.89499884792587 1.89500061006147 2.43903556824389 2.2483191974249 2459040.561865042 0.532729267379096 120.742164661939 25.8126986899762 72.6437296673364 1507576.16823922 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
2082-Feb-13 23:41 00:03 Jupiter 1.84281960768929 1.84281781307375 1.84282140230535 3.13540733996582 2.98521543979179 2481539.487123643 3.44402674158976 207.769222912679 74.313388655141 82.0759845773922 1271188.64698632 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
2117-Feb-25 09:17 00:05 Jupiter 1.72301467682777 1.72301328580494 1.7230160679121 2.9303690712313 2.75751269109237 2494333.886831054 5.01670701276375 739.669114388597 34.5176153317997 86.3592953160556 1265930.62836462 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
2152-Mar-23 19:52 00:07 Jupiter 1.6848996165103 1.68489875599125 1.68490047702934 2.79055282136611 2.60418071174259 2507144.327961186 6.88266427529226 529.884897770941 48.5980876519002 89.161938075244 1297930.45807279 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20
2187-Apr-15 19:56 00:09 Jupiter 1.73973648126334 1.73973288804302 1.73974007452847 2.66576008815955 2.47639663199895 2519950.330425275 9.47020292057926 559.911440627884 75.1738135329337 70.6745052519859 1215812.66781795 T 11 CATAB v2.0f-lin.ifort 2020-Jun-24 07:19:55 2020-Jun-24 07:20

Alternate Designations
 2013 AO28 = 2006 TN1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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