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226982 (2004 XN28)
Classification: Main-belt Asteroid          SPK-ID: 2226982
[ 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 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1547038344462983 4.3584e-08  
a 3.068829361737893 3.2819e-08 au
q 2.594069692215654 1.4125e-07 au
i 12.14022752296794 4.6408e-06 deg
node 79.69822338864657 2.5745e-05 deg
peri 15.88365522636478 3.0943e-05 deg
M 312.5116020903939 1.7399e-05 deg
tp 2459259.525520731760
(2021-Feb-14.02552073)		 9.6387e-05 TDB
period 1963.620411893723
5.38		 3.1499e-05
8.624e-08		 d
yr
n .1833348226670829 2.941e-09 deg/d
Q 3.543589031260131 3.7896e-08 au
   Orbit Determination Parameters
   # obs. used (total)      615  
   data-arc span      7553 days (20.68 yr)  
   first obs. used      2000-03-12  
   last obs. used      2020-11-15  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52131  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-17 23:59:55  

Additional Information
 Earth MOID = 1.61297 au 
 Jupiter MOID = 1.69329 au 
 T_jup = 3.179 
[ 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 14.7   n/a MPO475857  
diameter diameter 5.156 km 0.331 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.105   0.018 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

226982 (2004 XN28)          Discovered 2004-Dec-10 by LINEAR at Socorro
Reference: 20091202/Numbers.arcLast Updated: 2009-12-04

[ 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
1938-Jun-10 12:20 00:04 Jupiter 1.85909563307993 1.8590938405837 1.85909742558937 2.37456627047255 2.17424585130082 2429060.013790227 4.42412532366663 283.562743657789 15.5383158299037 72.2261772201611 2074717.85768591 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
1948-Feb-08 17:24 00:03 Jupiter 1.82620044342656 1.82619890957139 1.82620197728288 3.27072281200393 3.12569896764267 2432590.225012203 3.30850825021738 162.212397264697 61.1229910751267 -76.524721159171 2139242.25516475 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
1997-Jul-17 11:08 00:01 Jupiter 1.81512663224408 1.815125863649 1.81512740084019 2.34651388271788 2.13841866184869 2450646.964105735 1.13619283602329 95.7971260019435 16.2863557964403 64.8631330317681 2011578.70563036 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
2007-Mar-25 21:07 < 00:01 Jupiter 1.88162930383113 1.88162882681229 1.88162978085008 3.35028680807532 3.21311595900085 2454185.379694255 0.520497026497742 132.915377656952 20.0412913065945 86.369651057796 3122126.38401427 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
2056-Aug-24 04:41 00:02 Jupiter 1.77721798633563 1.77721715804782 1.77721881462759 2.37725041122548 2.16751448462517 2472234.695095708 2.19736802903011 174.978005141649 21.6284988592167 72.2550082649327 1955292.20770549 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
2066-May-10 08:58 00:02 Jupiter 1.94280457431822 1.94280306808131 1.94280608055546 3.44464879411029 3.31566686793856 2475780.873772579 2.4594961181032 144.509070648589 64.1693229092411 76.551348789973 1984034.2685067 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
2115-Oct-05 18:11 00:05 Jupiter 1.74774260437807 1.74774136151985 1.74774384726817 2.44244998191769 2.23523731928763 2493825.257784159 5.30733232847568 426.146505166443 21.4216445448141 75.5861474026115 1955645.73467931 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
2174-Nov-18 19:48 00:08 Jupiter 1.72796269874541 1.72796144736854 1.72796395020832 2.52378419251447 2.32144682335951 2515419.324713556 8.32187997117923 689.51794552113 20.5646891253514 78.9665189672346 2009029.94821714 T 24 CATAB v2.0f-lin.ifort 2020-Dec-17 23:59:57 2020-Dec-17 23:59
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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