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JPL Small-Body Database Browser
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146837 (2002 AN41)
Classification: Main-belt Asteroid          SPK-ID: 2146837
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 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1805060829948653 5.2429e-08  
a 3.110291059573644 2.9812e-08 au
q 2.548864603436056 1.5924e-07 au
i 10.43565709798651 7.1832e-06 deg
node 297.7614028926208 4.003e-05 deg
peri 151.4303369822704 4.8234e-05 deg
M 153.929642785817 2.7958e-05 deg
tp 2458143.817815095689
(2018-Jan-25.31781510)
0.00014801 TDB
period 2003.549030479322
5.49
2.8806e-05
7.887e-08
d
yr
n .1796811530556229 2.5834e-09 deg/d
Q 3.671717515711232 3.5194e-08 au
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      6784 days (18.57 yr)  
   first obs. used      2000-10-03  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5558  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:26:22  

Additional Information
 Earth MOID = 1.57098 au 
 Jupiter MOID = 1.54447 au 
 T_jup = 3.169 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456766.5 (2014-Apr-19.0) TDB
Reference: JPL 11 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1827186960736386 5.2483e-08  
q 2.539569217554211 1.5985e-07 au
tp 2456142.213129696873
(2012-Aug-02.71312970)
0.000132 TDB
node 297.7960892524361 4.0057e-05 deg
peri 151.2831086482487 4.8017e-05 deg
i 10.43671230379398 7.1831e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      342  
   data-arc span      6784 days (18.57 yr)  
   first obs. used      2000-10-03  
   last obs. used      2019-05-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .5558  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Jul-13 10:26:22  

Additional Information
 Jupiter MOID = 1.54447 au 
 T_jup = 3.169 
Orbit Covariance (6×6)
  e q tp node peri i
e 2.754413848723764E-15 -8.29508869796134E-15 1.369301686885821E-12 -5.509772402461311E-15 2.280637833393159E-13 -2.236561991200219E-15
q -8.29508869796134E-15 2.555107696621222E-14 -2.970295605771606E-12 2.119326081581136E-14 -4.313502637354448E-13 6.118426976986588E-15
tp 1.369301686885821E-12 -2.970295605771606E-12 1.742506545168053E-8 -2.914864703235313E-11 3.568204521921732E-9 -7.240705878557945E-12
node -5.509772402461311E-15 2.119326081581136E-14 -2.914864703235313E-11 1.604580971217493E-9 -1.582478909194799E-9 1.034564052821921E-10
peri 2.280637833393159E-13 -4.313502637354448E-13 3.568204521921732E-9 -1.582478909194799E-9 2.305639125727067E-9 -1.032957725464832E-10
i -2.236561991200219E-15 6.118426976986588E-15 -7.240705878557945E-12 1.034564052821921E-10 -1.032957725464832E-10 5.159711903507474E-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 15.1   n/a MPO469556  
diameter diameter 7.009 km 1.440 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.047   0.022 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

146837 (2002 AN41)          Discovered 2002-Jan-09 by LINEAR at Socorro
Reference: 20070106/Numbers.arcLast Updated: 2007-01-09

[ 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
1950-Jul-16 20:00 00:03 Jupiter 1.78059062095249 1.78058820798353 1.78059303405445 3.18339242185042 3.03027924480561 2433479.333333114 3.0581591778139 897.305818085749 44.3897651025798 83.3374937390697 1300150.1081884 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
1960-Sep-07 17:11 00:02 Jupiter 1.60938120315855 1.60938026718149 1.60938213915957 2.90497639115212 2.717771400472 2437185.216301925 2.3307903818472 379.232606983548 12.8773571080889 82.2846615581966 1752091.7504689 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
2022-Jan-30 12:26 < 00:01 Jupiter 1.89216218515366 1.89216120392559 1.89216316638367 3.17209693072591 3.02768939057284 2459610.017730230 0.574735791594282 281.567036965171 36.6251641539299 85.3898812734719 1506099.59415579 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
2032-Mar-08 06:10 < 00:01 Jupiter 1.55702490256684 1.55702418324227 1.55702562190107 3.01755425718351 2.83154241546995 2463299.756653817 0.884655352427187 272.363902679059 12.2245980032359 83.2231710595935 1676641.50223524 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
2103-Sep-03 10:59 00:04 Jupiter 1.54438287811136 1.54438222461891 1.54438353162566 3.06453697097852 2.88001379004242 2489409.957928247 3.86352794303243 583.374862033732 25.85562319883 88.0797604390019 1642625.35673524 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
2113-Oct-13 15:31 00:05 Jupiter 1.98242057467567 1.98241709751087 1.98242405184859 2.63732971653928 2.47001506330328 2493103.146767041 4.94058083048016 278.098388913344 44.5868564412588 51.2507005358561 1877063.30774516 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
2175-Mar-02 13:01 00:07 Jupiter 1.56300563630056 1.56300393860399 1.56300733403586 3.04390008100307 2.86033033419866 2515523.042213745 7.22343242986512 614.135272567664 70.9898915113903 -84.6438311482236 1589345.50595647 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
2185-Apr-25 06:55 00:08 Jupiter 1.86496430657353 1.8649583568279 1.86497025639506 2.78849269459003 2.62056081509664 2519229.788510080 8.36998725656316 686.031230709934 33.0079459600416 63.0712935196746 1968134.96529705 T 11 CATAB v2.0e-lin.ifort 2019-Jul-13 10:26:26 2019-Jul-13 10:26
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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