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180693 (2004 HB26)
Classification: Main-belt Asteroid          SPK-ID: 2180693
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 18 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1480675096619013 5.6539e-08  
a 2.682151498931454 1.703e-08 au
q 2.285012005948738 1.5518e-07 au
i 3.392941377541006 4.6419e-06 deg
node 88.24988500408489 0.00010405 deg
peri 125.0297345642387 0.00010523 deg
M 289.7287645151214 1.7371e-05 deg
tp 2459513.683211155213
(2021-Oct-26.18321116)
7.8623e-05 TDB
period 1604.439643588424
4.39
1.5281e-05
4.184e-08
d
yr
n .2243774026892272 2.137e-09 deg/d
Q 3.07929099191417 1.9552e-08 au
  Orbit Determination Parameters
   # obs. used (total)      308  
   data-arc span      9478 days (25.95 yr)  
   first obs. used      1995-03-26  
   last obs. used      2021-03-07  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .58433  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:27:32  

Additional Information
 Earth MOID = 1.2797 au 
 Jupiter MOID = 1.888 au 
 T_jup = 3.358 
[ 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 16.55   n/a MPCxxxxx  
diameter diameter 3.572 km 0.788 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.035   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

180693 (2004 HB26)          Discovered 2004-Apr-19 by LINEAR at Socorro
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ 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
1905-Aug-05 02:50 00:03 Jupiter 1.96563594527644 1.96563474279902 1.96563714775319 2.32971269187799 2.13675705690283 2417062.617998420 3.01903012075291 73.78989324638 20.6526275442575 83.415702232172 1227380.75098672 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
1940-May-30 07:14 00:02 Jupiter 1.88192097355043 1.8819205131884 1.88192143391235 2.02443470355045 1.78834221495541 2429779.801508500 2.06333739424471 148.469056819097 21.0628970289748 88.6349398539407 1882969.19404468 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
1975-Mar-26 11:06 00:01 Jupiter 1.96221991697505 1.96221929296566 1.96222054098489 2.36536070205636 2.17522421460068 2442497.962668794 1.12190987599545 93.9604946344292 5.53197300689082 -88.6000274324626 2102195.81667461 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
2024-Apr-27 04:48 < 00:01 Jupiter 1.97543405658946 1.97543363866387 1.97543447451494 2.36345393058639 2.17447893452447 2460427.699970992 0.274944498611989 61.1832512101525 8.03368970585274 -86.997254729088 2256364.86120059 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
2059-Feb-19 21:47 00:01 Jupiter 1.8847157195502 1.88471526017323 1.88471617892696 2.03636968524062 1.80221206179453 2473144.407718026 1.17430410155188 100.95550072388 20.6148448451872 -88.346428204321 1858409.69441103 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
2093-Dec-16 01:37 00:02 Jupiter 1.95441330061803 1.95441247432239 1.95441412691645 2.3373224514677 2.14389760179202 2485862.567140155 2.14134822766466 160.229682023807 6.69543710580208 -86.7193468639308 2121916.16418225 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
2143-Jan-18 08:42 00:03 Jupiter 1.98544987024802 1.98544844251468 1.98545129798023 2.39611182511458 2.2109097822113 2503791.862376607 3.44448257711281 61.162916319219 27.4789460212332 87.3659063209191 957278.077805607 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
2177-Nov-12 14:25 00:04 Jupiter 1.88767314754314 1.88767264744955 1.88767364763716 2.04895298203248 1.81680580971637 2516509.101006606 4.40235237957226 226.321862434311 20.1250323900981 -89.4869617280963 1835282.57200666 T 18 CATAB v2.0f-lin.ifort 2021-Apr-13 21:27:33 2021-Apr-13 21:27
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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