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2538 Vanderlinden (1954 UD)
Classification: Main-belt Asteroid          SPK-ID: 2002538
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1299365462356094 2.8333e-08  
a 2.239589045298023 5.661e-09 au
q 1.948584579764892 6.2491e-08 au
i 4.765688689118108 3.3104e-06 deg
node 50.3324647579509 4.6975e-05 deg
peri 28.77196752181367 4.9625e-05 deg
M 175.9821059809863 1.596e-05 deg
tp 2458402.065065040644
(2018-Oct-10.56506504)
5.3827e-05 TDB
period 1224.195922559562
3.35
4.6416e-06
1.271e-08
d
yr
n .2940705759314311 1.115e-09 deg/d
Q 2.530593510831154 6.3965e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2603  
   data-arc span      24058 days (65.87 yr)  
   first obs. used      1954-10-28  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45788  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:08:25  

Additional Information
 Earth MOID = .965503 au 
 Jupiter MOID = 2.68657 au 
 T_jup = 3.620 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456571.5 (2013-Oct-06.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1298301168118125 2.8367e-08  
q 1.948762973932773 6.2573e-08 au
tp 2457178.677510156448
(2015-Jun-05.17751016)
5.3375e-05 TDB
node 50.37542952511182 4.6978e-05 deg
peri 28.81721416654511 4.9627e-05 deg
i 4.765892593024745 3.3099e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2603  
   data-arc span      24058 days (65.87 yr)  
   first obs. used      1954-10-28  
   last obs. used      2020-09-09  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .45788  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:08:25  

Additional Information
 Jupiter MOID = 2.68657 au 
 T_jup = 3.620 
Orbit Covariance (6×6)
  e q tp node peri i
e 8.046779440525549E-16 -1.769644412175099E-15 1.072718163087786E-13 6.71218198421758E-15 1.092038212942458E-14 -4.652575750396515E-16
q -1.769644412175099E-15 3.915376993886668E-15 -2.240267133819145E-13 -1.462077347811399E-14 -2.427766737778156E-14 1.045789803832696E-15
tp 1.072718163087786E-13 -2.240267133819145E-13 2.848878355884527E-9 9.201153249416474E-12 8.67541394391243E-10 -1.335657951506154E-12
node 6.71218198421758E-15 -1.462077347811399E-14 9.201153249416474E-12 2.20696439503769E-9 -2.196265259200616E-9 -3.278395122146008E-11
peri 1.092038212942458E-14 -2.427766737778156E-14 8.67541394391243E-10 -2.196265259200616E-9 2.462879784720783E-9 3.225728814875849E-11
i -4.652575750396515E-16 1.045789803832696E-15 -1.335657951506154E-12 -3.278395122146008E-11 3.225728814875849E-11 1.095556274611174E-11

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 13.3   n/a MPO473799  
diameter diameter 5.459 km 0.859 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
geometric albedo albedo 0.259   0.131 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

2538 Vanderlinden (1954 UD)          Discovered 1954-Oct-30 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

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Alternate Designations
 1954 UD = 1969 EK1 = 1976 GN7 = 1979 DQ = 1979 FW2 = 1981 WQ1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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