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14861 (1990 DA2)
Classification: Main-belt Asteroid          SPK-ID: 2014861
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 35 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05448122935895418 4.013e-08  
a 2.756773986349995 1.069e-08 au
q 2.606581550508863 1.1004e-07 au
i 6.136358778721337 3.7605e-06 deg
node 164.8270981412689 3.3865e-05 deg
peri 234.9727323775687 4.5772e-05 deg
M 3.931356399731552 2.9139e-05 deg
tp 2459182.242551428571
(2020-Nov-28.74255143)
0.00013536 TDB
period 1671.86101116736
4.58
9.7241e-06
2.662e-08
d
yr
n .2153289044934625 1.2524e-09 deg/d
Q 2.906966422191128 1.1272e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2033  
   data-arc span      11808 days (32.33 yr)  
   first obs. used      1988-11-03  
   last obs. used      2021-03-03  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5011  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 00:40:57  

Additional Information
 Earth MOID = 1.61764 au 
 Jupiter MOID = 2.31591 au 
 T_jup = 3.333 
[ 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 13.76   n/a MPCxxxxx  
diameter diameter 9.370 km 0.137 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.080   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

14861 (1990 DA2)          Discovered 1990-Feb-24 by Debehogne, H. at La Silla
Reference: 20000523/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
1967-Aug-29 19:04 < 00:01 Juno 0.0449915886416688 0.0449853608271959 0.0449978166279422 4.3372776092102 4.3372775468658 2439732.294377413 0.668812252008921 340.314520038345 38.5381762689918 24.3970876979979 74290.3016266229 T 35 CATAB v2.0f-lin.ifort 2021-Apr-13 00:41:05 2021-Apr-13 00:41
1980-Mar-18 06:07 < 00:01 David 0.0417634210219744 0.0417590331498392 0.0417678090246408 4.82114323592349 4.82114316089314 2444316.754708679 0.653998655002922 248.023112759237 23.0835073604117 -28.285590049826 130075.069548388 T 35 CATAB v2.0f-lin.ifort 2021-Apr-13 00:41:05 2021-Apr-13 00:41
2053-Jun-26 18:17 00:01 David 0.0495481058659896 0.0495464760152284 0.0495497368666609 4.83123852138907 4.83123845827917 2471080.261631788 1.13176435170766 399.083756486554 21.9668957975931 78.6787605159201 330680.63354032 T 35 CATAB v2.0f-lin.ifort 2021-Apr-13 00:41:05 2021-Apr-13 00:41

Alternate Designations
 1990 DA2 = 1988 VW11 = 1999 CB60 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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