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3859 Borngen (1987 EW)
Classification: Main-belt Asteroid          SPK-ID: 2003859
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 40 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1406932890720385 1.5339e-08  
a 3.19773358673417 1.3297e-08 au
q 2.747833930840413 4.799e-08 au
i 2.884717143457084 4.6384e-07 deg
node 126.109376445231 1.0899e-05 deg
peri 348.1774988569297 1.3991e-05 deg
M 10.50973162126923 7.0414e-06 deg
tp 2459139.525117828815
(2020-Oct-17.02511783)
4.0732e-05 TDB
period 2088.631600944322
5.72
1.3028e-05
3.567e-08
d
yr
n .1723616552757485 1.0751e-09 deg/d
Q 3.647633242627927 1.5168e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2988  
   data-arc span      26145 days (71.58 yr)  
   first obs. used      1949-08-21  
   last obs. used      2021-03-21  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .44313  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 21:15:45  

Additional Information
 Earth MOID = 1.76426 au 
 Jupiter MOID = 1.45354 au 
 T_jup = 3.178 
[ 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 12.18   n/a MPCxxxxx  
diameter diameter 21.433 km 0.124 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.043   0.007 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3859 Borngen (1987 EW)          Discovered 1987-Mar-04 by Bowell, E. at Flagstaff (AM)
Discovered at the Anderson Mesa station, which is operated by the Lowell Observatory.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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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
1903-Jun-05 23:31 00:03 Jupiter 1.66368519931244 1.66368424763456 1.66368615099447 2.405836163483 2.183986975076 2416271.480058801 3.20270739496016 152.56380796459 2.85351293807269 86.5825328246982 7671387.06358709 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
1914-Aug-27 17:41 00:03 Jupiter 1.58387632265679 1.58387603798941 1.5838766073266 1.98814966287452 1.69799372918969 2420372.237037042 2.5584575726311 119.478367655052 3.7771863526194 -81.9426524548765 10369132.5066476 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
1925-Dec-06 18:38 00:02 Jupiter 1.58305596786228 1.58305571544567 1.58305622027969 1.85576508621959 1.54069900474818 2424491.276440218 2.04284240710847 72.2311446217819 6.33064569677172 -83.2989155329017 9248681.79101932 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
1937-Mar-22 08:16 00:02 Jupiter 1.64718687214339 1.64718634945562 1.64718739483107 1.94230864099353 1.65653719467552 2428614.844147136 1.67537591655988 24.1534966331803 4.96707375304652 -83.9114769601156 4706588.02326224 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
1948-Jun-24 23:17 00:01 Jupiter 1.76766163720778 1.76766101252923 1.76766226188614 2.24506191649369 2.02038346263896 2432727.470299529 1.38754672289147 17.2485912630016 4.91883781460283 56.307580010896 4502220.88390684 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
1959-Sep-13 18:00 00:01 Jupiter 1.93346920499103 1.93346862338614 1.93346978659593 2.7760713102498 2.61350402935039 2436825.250278664 1.11913332494124 33.59731879132 5.36960510938031 58.3948727830695 6172662.46489768 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2071-Feb-07 11:49 < 00:01 Jupiter 1.93647296661905 1.93647240285616 1.93647353038193 3.74642867604811 3.62779799412926 2477514.992037210 0.982513886732812 37.927836476753 8.81854730466589 55.0501854383059 5912429.46693328 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2082-Mar-22 13:50 00:01 Jupiter 1.74328184481105 1.7432812710517 1.74328241857069 2.80520485342532 2.62629359042211 2481576.076188911 1.1921898743587 53.197823083588 5.76230978945956 74.3194485358876 6340732.56662412 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2093-May-27 11:39 00:01 Jupiter 1.6043203171298 1.60431989588841 1.60432073837192 2.16877981611047 1.90988977793214 2485659.985337074 1.38915061704512 69.1203488779681 2.010728861202 -86.4113499747838 8135869.42300469 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2104-Aug-28 09:01 00:02 Jupiter 1.54639889885196 1.54639876952328 1.54639902818126 1.87321949959578 1.55353593728019 2489769.876011891 1.63540587374709 85.5924009768381 6.35747651022108 -78.435383190134 10011475.7158563 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2115-Dec-14 11:53 00:02 Jupiter 1.56367305118565 1.56367266572134 1.56367343665102 1.83163722929139 1.50715608767 2493894.995381693 2.01671330129008 81.3850590569374 7.92350749136791 -83.1655267462301 7956176.90855271 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2127-Mar-26 19:04 00:03 Jupiter 1.6499769348064 1.64997596401698 1.64997790559555 2.00840691648228 1.73406748341322 2498015.294495723 2.54031343252665 46.4527937780155 3.93035310178748 -75.5129521749533 4485603.81080302 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2138-Jun-21 19:56 00:03 Jupiter 1.80123897220859 1.80123744499009 1.80124049942618 2.43030644482482 2.22843008585133 2502120.330259195 3.09871543390068 43.0672408004878 7.39893948366281 18.7251816591131 2089022.83756312 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17
2149-Aug-31 05:10 00:04 Jupiter 1.99105162551254 1.99104978021014 1.99105347081528 3.07573014743212 2.93415859475573 2506208.714932002 3.5601974332312 101.518651466411 6.30249650462474 46.803917838534 6076901.74443655 T 40 CATAB v2.0g-lin.ifort 2021-May-03 21:17:42 2021-May-03 21:17

Alternate Designations
 1987 EW = 1949 QF = 1952 BZ1 = 1958 DW = 1978 SD4 = 1982 JS1 = 1985 YB1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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