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213036 (1997 WD45)
Classification: Main-belt Asteroid          SPK-ID: 2213036
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 19 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .314328013126136 5.9207e-08  
a 2.735061916672727 1.3804e-08 au
q 1.875355338628027 1.6021e-07 au
i 6.142718390147033 6.2515e-06 deg
node 229.0149812242721 3.3196e-05 deg
peri 143.5469773344777 3.4659e-05 deg
M 64.87880316482671 9.151e-06 deg
tp 2458902.751556790808
(2020-Feb-23.25155679)
4.0801e-05 TDB
period 1652.148842557881
4.52
1.2508e-05
3.425e-08
d
yr
n .217898043279589 1.6497e-09 deg/d
Q 3.594768494717426 1.8143e-08 au
  Orbit Determination Parameters
   # obs. used (total)      629  
   data-arc span      8478 days (23.21 yr)  
   first obs. used      1997-11-26  
   last obs. used      2021-02-11  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53787  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 23:41:05  

Additional Information
 Earth MOID = .879032 au 
 Jupiter MOID = 1.90592 au 
 T_jup = 3.271 
[ 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 15.98   n/a MPCxxxxx  
diameter diameter 3.729 km 0.304 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.067   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

213036 (1997 WD45)          Discovered 1997-Nov-29 by LINEAR at Socorro
Reference: 20090509/Numbers.arcLast Updated: 2009-05-11

[ 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
1945-May-23 16:06 00:02 Jupiter 1.93895481521002 1.93895412934391 1.93895550108505 0.981560633689245 0.29961890659115 2431599.170704458 1.57287530241784 9986.50963511823 908.126313582276 -0.174460169423852 892523.905952858 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:41:06 2021-Apr-13 23:41
1981-Dec-30 08:42 < 00:01 Jupiter 1.9190547959449 1.91905416118066 1.91905543071481 1.54449565300346 1.22585363490376 2444968.862705560 0.764934749622772 266.599046585033 118.402570719245 56.6549253589309 1595021.11633076 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:41:06 2021-Apr-13 23:41
2040-Mar-28 15:31 < 00:01 Jupiter 1.95303391664769 1.95303325809571 1.9530345752071 1.02518437512479 0.428499126114619 2466242.146258140 0.625373482963869 3145.15522309741 596.260228585811 2.88887315711034 1029879.45980571 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:41:06 2021-Apr-13 23:41
2076-Nov-03 15:55 00:01 Jupiter 1.90520328206082 1.90520274031102 1.90520382381505 1.54033980613168 1.217981577169 2479611.163104982 1.35301381137635 290.966654509191 124.712215336592 59.0545103108986 1497567.11694144 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:41:06 2021-Apr-13 23:41
2135-Feb-01 03:10 00:03 Jupiter 1.97972945839368 1.97972814766217 1.97973076913914 1.0919932011395 0.580305038309744 2500883.631952350 2.69829286249999 1232.22143125132 529.677980091759 3.60743372783371 1101062.09038801 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:41:06 2021-Apr-13 23:41
2171-Sep-10 09:30 00:03 Jupiter 1.89024298608756 1.89024238431527 1.89024358788145 1.53804589271714 1.21217996611612 2514253.895875629 3.31577611818346 554.539805320898 142.813393604189 71.1588697638026 1389733.27031187 T 19 CATAB v2.0f-lin.ifort 2021-Apr-13 23:41:06 2021-Apr-13 23:41

Alternate Designations
 1997 WD45 = 2006 SR37 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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