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78796 (2002 XH22)
Classification: Main-belt Asteroid          SPK-ID: 2078796
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05288756730672603 6.3993e-08  
a 3.15612129850723 3.2737e-08 au
q 2.989201720904238 2.0978e-07 au
i 9.671085069083606 5.5398e-06 deg
node 275.7409507083891 3.9512e-05 deg
peri 239.6900868644779 6.5419e-05 deg
M 326.4008753111641 5.1478e-05 deg
tp 2459191.641248569570
(2020-Dec-08.14124857)
0.00029341 TDB
period 2047.995301136794
5.61
3.1864e-05
8.724e-08
d
yr
n .1757816533075894 2.7349e-09 deg/d
Q 3.323040876110223 3.4468e-08 au
  Orbit Determination Parameters
   # obs. used (total)      644  
   data-arc span      8266 days (22.63 yr)  
   first obs. used      1998-03-05  
   last obs. used      2020-10-21  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .52268  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-12 21:25:29  

Additional Information
 Earth MOID = 2.01489 au 
 Jupiter MOID = 1.8072 au 
 T_jup = 3.182 
[ 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 14.4   n/a MPO337849  
diameter diameter 3.847 km 0.507 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.227   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

78796 (2002 XH22)          Discovered 2002-Dec-03 by NEAT at Palomar
Reference: 20040415/Numbers.arcLast Updated: 2004-04-19

[ 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
1929-Nov-06 16:18 00:04 Jupiter 1.96603432340548 1.96603317804005 1.96603546877952 4.38544402269495 4.28607785719455 2425922.179000144 3.98305147026884 259.961290185061 30.1064084378477 81.3792380499796 2767595.69346712 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
1940-Jun-04 17:23 00:04 Jupiter 1.87696205091158 1.87696132202793 1.87696277979523 2.95090770720849 2.79379850057577 2429785.224563865 3.90903660686668 178.195733349281 27.6575258577483 -83.3999816967087 2011761.40545758 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
1950-Nov-23 03:24 00:03 Jupiter 1.84626597719132 1.8462652873166 1.84626666706594 2.8958139779534 2.73279830931558 2433608.641689055 3.27248431871379 335.758296666097 27.9826657280194 85.6504228477962 1984442.88935161 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
1961-Jun-25 20:27 00:02 Jupiter 1.9112733373946 1.9112725402713 1.9112741345191 4.07096765727674 3.96061030558834 2437476.351778687 2.37313861986349 136.952964274446 27.2694600310922 80.8189223428688 1978915.48569635 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2036-May-12 03:13 00:01 Jupiter 1.92589526429921 1.92589470225765 1.92589582634076 4.12294144049485 4.01485140609296 2464825.633792790 1.07475088490052 92.12755193854 24.4768803031253 -85.2943693674094 2833922.80881263 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2046-Nov-26 20:45 00:02 Jupiter 1.86460063325057 1.86459992545721 1.86460134104382 2.71382491198619 2.54092816995915 2468676.364735559 1.81329822081697 88.9227588328514 23.5509578032674 -75.1237442629273 1968732.52292517 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2057-May-17 16:05 00:02 Jupiter 1.86243168836786 1.86243101221803 1.86243236451758 3.13970337167238 2.99134577095286 2472501.169850447 2.30416522376443 222.153971692778 27.6907195647008 86.6871194029201 2010675.37473419 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2067-Dec-27 17:29 00:03 Jupiter 1.96402563609359 1.96402471434559 1.96402655784393 4.29331766458577 4.19166308772199 2476377.228151842 2.59027098082586 153.272569550263 26.9516708562397 77.8362367247045 2337890.54677746 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2142-Nov-09 10:52 00:06 Jupiter 1.88538278220695 1.88538181247718 1.88538375195397 3.82686769908466 3.70761395185726 2503721.952477666 6.24325082820188 399.034423278115 28.7059199629178 87.9227849922565 2439671.50495395 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2153-May-17 00:24 00:08 Jupiter 1.85609805690617 1.85609733566962 1.85609877814294 2.55796093375603 2.37286168546063 2507563.516652636 7.612026316093 355.571365862387 22.9317827281738 -84.0057464397407 1946442.12726794 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
2163-Nov-11 03:15 00:08 Jupiter 1.88489286203024 1.88489191945583 1.88489380461097 3.40372304602669 3.26903378114388 2511393.635212586 7.52140439474672 302.298593396533 28.3437497627826 88.9445316739886 1381513.9799255 T 28 CATAB v2.0f-lin.ifort 2020-Nov-12 21:25:30 2020-Nov-12 21:25
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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