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437827 (2015 DW216)
Classification: Main-belt Asteroid          SPK-ID: 2437827
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 21 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2004070051380887 5.8054e-08  
a 3.039466787131334 4.5244e-08 au
q 2.430336351105655 1.8313e-07 au
i 12.841950847074 6.8889e-06 deg
node 178.0413299364384 2.6209e-05 deg
peri 289.8518500959599 3.4562e-05 deg
M 75.015502225906 1.6775e-05 deg
tp 2458797.186229558238
(2019-Nov-09.68622956)
9.3271e-05 TDB
period 1935.506036096271
5.30
4.3217e-05
1.183e-07
d
yr
n .1859978699555416 4.153e-09 deg/d
Q 3.648597223157013 5.4312e-08 au
  Orbit Determination Parameters
   # obs. used (total)      252  
   data-arc span      6410 days (17.55 yr)  
   first obs. used      2002-10-04  
   last obs. used      2020-04-22  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54446  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-14 14:27:55  

Additional Information
 Earth MOID = 1.48184 au 
 Jupiter MOID = 1.65734 au 
 T_jup = 3.172 
[ 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 16.19   n/a MPCxxxxx  
diameter diameter 4.326 km 1.444 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.041   0.028 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

437827 (2015 DW216)          Discovered 2007-Sep-04 by Mt. Lemmon Survey at Mount Lemmon
Reference: Last Updated: 2015-06-04

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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
1937-Dec-06 11:23 00:07 Jupiter 1.71446265029826 1.71446082651546 1.71446447410884 2.09715404759896 1.84660882517599 2428873.974605985 6.53445980821374 506.090591086322 143.749112966177 -49.6792918150656 553736.305680841 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27
1986-Feb-18 05:40 00:02 Jupiter 1.67211159897411 1.67211083086552 1.67211236708346 3.19155683241872 3.02868252115484 2446479.736191154 2.21928027666147 253.297632644742 36.6578448250953 -89.3539146834663 1362854.19369599 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27
2034-Apr-17 21:30 00:01 Jupiter 1.78118791511711 1.78118674632175 1.78118908391572 4.01104151709157 3.89067835767464 2464070.395847523 1.24276117414672 160.740885974171 30.4040654499894 74.501076145545 1958598.71851151 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27
2043-Jun-19 18:02 00:02 Jupiter 1.94841093810949 1.9484094079544 1.94841246825573 1.36112396433599 0.991568904171125 2467420.251665150 2.4793950646893 632.848217488848 99.6002694941322 -8.62453590380593 563573.283763789 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27
2091-Nov-05 01:22 00:06 Jupiter 1.75341513219768 1.75341263524358 1.75341762916853 1.822607999306 1.53484840257865 2485090.556906113 6.1826028246778 557.818152928175 198.766930349636 -8.6763736603645 328246.974917512 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27
2140-Jan-29 15:26 00:09 Jupiter 1.63741468684531 1.63741364457891 1.63741572920822 2.94636690223077 2.76522923276603 2502707.142790395 8.59920619536881 987.895582787734 44.2279180003124 -83.4649313620807 1196822.67799131 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27
2188-Mar-23 20:27 00:12 Jupiter 1.67851707673834 1.6785122878447 1.67852186614729 3.68547266475812 3.54590718606466 2520293.352323572 12.0006922352431 1530.55235875716 30.7371445850132 82.7307096673063 1740514.52218489 T 21 CATAB v2.0f-lin.ifort 2021-Apr-14 14:27:55 2021-Apr-14 14:27

Alternate Designations
 2015 DW216 = 2010 AR131 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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