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4004 List'ev (1971 SN1)
Classification: Main-belt Asteroid          SPK-ID: 2004004
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 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1980178223429632 4.6245e-08  
a 3.104420108410503 1.6598e-08 au
q 2.48968959890535 1.4516e-07 au
i 15.65474598883609 5.1766e-06 deg
node 18.53947627238529 1.317e-05 deg
peri 347.6076993391484 1.6498e-05 deg
M 339.013937059876 8.5153e-06 deg
tp 2459116.965589411914
(2020-Sep-24.46558941)
4.7063e-05 TDB
period 1997.878892668615
5.47
1.6023e-05
4.387e-08
d
yr
n .1801911023341056 1.4451e-09 deg/d
Q 3.719150617915657 1.9885e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2452  
   data-arc span      21943 days (60.08 yr)  
   first obs. used      1960-09-28  
   last obs. used      2020-10-26  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .40774  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 03:55:14  

Additional Information
 Earth MOID = 1.4914 au 
 Jupiter MOID = 1.74731 au 
 T_jup = 3.134 
[ 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 12.0   n/a MPO347554  
diameter diameter 24.762 km 0.277 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
geometric albedo albedo 0.050   0.008 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

4004 List'ev (1971 SN1)          Discovered 1971-Sep-16 by Crimean Astrophysical Obs. at Nauchnyj
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ 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
1958-May-02 14:48 00:01 Jupiter 1.81859842540082 1.81859780221589 1.81859904860641 3.82653404937967 3.70281669875255 2436326.116996952 1.32397510328055 440.987090179132 18.3141115513204 86.7341543348577 3199933.27086825 T 34 CATAB v2.0f-lin.ifort 2020-Nov-13 03:55:21 2020-Nov-13 03:55
1968-Jul-02 17:28 00:01 Jupiter 1.90546013293822 1.90545940736791 1.9054608588261 3.45682245269778 3.32574408605395 2440040.227953133 1.14410046473752 2117.1370818156 25.0751824203565 89.2578520903333 2976250.99196687 T 34 CATAB v2.0f-lin.ifort 2020-Nov-13 03:55:21 2020-Nov-13 03:55
2029-Mar-05 22:44 < 00:01 Jupiter 1.7537148356002 1.75371440064229 1.75371527056298 3.83034238289064 3.70210042738077 2462201.447323251 0.425406473138497 275.564087620631 14.5827090449766 86.9422724960861 3207795.17752394 T 34 CATAB v2.0f-lin.ifort 2020-Nov-13 03:55:21 2020-Nov-13 03:55
2100-Jan-11 04:58 00:02 Jupiter 1.73098726570706 1.73098683042391 1.73098770099237 3.8228020731652 3.69258140113065 2488079.707058498 2.01685012659463 318.263602223772 19.1173623169596 88.500091388616 3029846.70755593 T 34 CATAB v2.0f-lin.ifort 2020-Nov-13 03:55:21 2020-Nov-13 03:55
2170-Nov-18 07:11 00:04 Jupiter 1.75170286413339 1.75170183221154 1.75170389607267 3.80280221515513 3.67344797046548 2513957.799114899 3.71837928940987 403.873097735738 38.2898308909345 -84.8385394526641 3117488.25989337 T 34 CATAB v2.0f-lin.ifort 2020-Nov-13 03:55:21 2020-Nov-13 03:55

Alternate Designations
 1971 SN1 = 1982 SC4 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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