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181440 (2006 SN380)
Classification: Main-belt Asteroid          SPK-ID: 2181440
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 17 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2071698812984761 3.9558e-08  
a 3.1295046613805 2.9913e-08 au
q 2.481165552159274 1.2546e-07 au
i 16.73513806069565 5.2122e-06 deg
node 167.2679563387971 1.8151e-05 deg
peri 293.0877657179583 2.2921e-05 deg
M 160.3187588870542 1.5822e-05 deg
tp 2458299.979357885013
(2018-Jun-30.47935789)
8.3173e-05 TDB
period 2022.14284474213
5.54
2.8993e-05
7.938e-08
d
yr
n .1780289661217818 2.5525e-09 deg/d
Q 3.777843770601725 3.611e-08 au
  Orbit Determination Parameters
   # obs. used (total)      395  
   data-arc span      8062 days (22.07 yr)  
   first obs. used      1998-05-28  
   last obs. used      2020-06-23  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .60253  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:30:37  

Additional Information
 Earth MOID = 1.55133 au 
 Jupiter MOID = 1.60286 au 
 T_jup = 3.116 
[ 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 15.59   n/a E2021B55  

181440 (2006 SN380)          Discovered 2006-Sep-27 by Becker, A. C. at Apache Point
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
1939-Jul-23 08:15 00:03 Jupiter 1.83966010338866 1.83965736205435 1.83966284475518 5.00539735680593 4.91255086001814 2429467.844045997 3.3202023774809 418.77574992356 26.1179171256752 71.8653116957486 2724741.84374061 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
1950-Jan-04 17:08 00:03 Jupiter 1.64808902599527 1.64808793505614 1.64809011695389 3.74953566117328 3.60986610010403 2433286.214012444 2.89423869234965 369.253388187265 31.3192527145142 -81.6151627602346 1864750.28970926 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
2022-Oct-09 18:26 < 00:01 Jupiter 1.90835170534718 1.90835106064077 1.90835235005359 5.06851258598353 4.98017260729231 2459862.267951786 0.355370857676652 61.0691836987371 28.301415078445 75.9130783224351 3012840.68773293 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
2033-Mar-25 10:51 < 00:01 Jupiter 1.60523153490749 1.6052308161959 1.60523225361982 4.00546229361656 3.87148558836421 2463681.951947292 0.83332127464974 123.19903657133 29.7581573632905 -82.0458524254221 2225156.8903549 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
2105-Dec-27 18:59 00:04 Jupiter 1.98320332841985 1.98319982480677 1.98320683205763 5.09759341336966 5.01310904222279 2490256.290992223 4.03326558425417 398.041215601969 30.3455273479823 64.773203324607 2719650.02749065 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
2116-Jun-09 17:26 00:04 Jupiter 1.57892492293348 1.57892416569131 1.57892568021424 4.19055267005424 4.06051982482566 2494073.226444313 4.22946072728431 624.337662101938 26.662661918331 -87.1280414392902 2234340.27560841 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
2199-Aug-22 00:58 00:08 Jupiter 1.55592670417042 1.55592584274029 1.55592756581873 4.32937036849364 4.2017470914103 2524461.540000883 7.65595851435756 1223.84648263857 25.0681349121901 88.9387343800282 2313408.63518848 T 17 CATAB v2.0f-lin.ifort 2021-Apr-13 21:30:38 2021-Apr-13 21:30
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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