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43801 (1991 PL15)
Classification: Main-belt Asteroid          SPK-ID: 2043801
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1461482550403182 4.7591e-08  
a 3.110827916063673 2.09e-08 au
q 2.656185844400258 1.412e-07 au
i 6.441546954288119 4.0941e-06 deg
node 127.9652485171849 3.6191e-05 deg
peri 198.2665838413586 3.8776e-05 deg
M 163.8633171386736 1.581e-05 deg
tp 2458484.296677640620
(2018-Dec-31.79667764)
8.4278e-05 TDB
period 2004.067791276711
5.49
2.0196e-05
5.529e-08
d
yr
n .1796346418853718 1.8103e-09 deg/d
Q 3.565469987727088 2.3954e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1016  
   data-arc span      10866 days (29.75 yr)  
   first obs. used      1991-08-08  
   last obs. used      2021-05-08  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .50016  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 21:06:47  

Additional Information
 Earth MOID = 1.64449 au 
 Jupiter MOID = 1.76717 au 
 T_jup = 3.193 
[ 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 14.35   n/a MPCxxxxx  
diameter diameter 8.044 km 0.294 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.069   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

43801 (1991 PL15)          Discovered 1991-Aug-08 by Holt, H. E. at Palomar
Reference: 20020822/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
1956-Jan-11 21:37 00:02 Jupiter 1.79674056439096 1.79673985072446 1.79674127805898 2.29826229198675 2.0830665233549 2435484.400794800 1.71224356946451 118.708279206271 13.3910837693746 -80.2727496784176 2364734.2896823 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
1966-Jan-19 20:45 00:01 Jupiter 1.84586609230981 1.84586557980666 1.84586660481286 2.64677507941724 2.46731991316115 2439145.364319984 1.45684162624704 50.4432615369983 14.8051633662915 -88.607415564384 2514952.4775596 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
2027-Feb-15 13:05 < 00:01 Jupiter 1.78563069833435 1.78563026028896 1.78563113637963 2.28035978098508 2.06187562917456 2461452.044995497 0.442246854326671 49.9521131589978 14.3842611177589 -81.1108122472757 2388653.81672408 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
2037-Feb-23 18:33 < 00:01 Jupiter 1.86985091268111 1.86985044650299 1.86985137885912 2.77084769324681 2.60223332548151 2465113.273060947 0.721015599640301 49.0354614444011 14.5868628543599 -89.129016965362 2814094.68150323 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
2098-Mar-22 18:24 00:02 Jupiter 1.77723443598745 1.77723402091158 1.77723485106353 2.27175727882093 2.05126533757159 2487420.266672849 2.4787963819738 144.745405323367 14.6714665760747 -84.2298053053503 2471077.13152914 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
2108-Mar-31 08:15 00:03 Jupiter 1.89390188865062 1.89390090702927 1.89390287027175 2.90407824171935 2.74575981272976 2491080.843631303 2.82736487294306 60.3233283101312 24.842040435807 -72.2403500745658 1642007.06497547 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
2169-Apr-27 04:47 00:05 Jupiter 1.77115662116775 1.77115618157443 1.77115706076328 2.27245662798414 2.05124268463461 2513387.698991574 4.56042405986568 253.184318848117 14.7413387071014 -84.5405074502271 2474461.79943001 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06
2179-May-07 10:00 00:05 Jupiter 1.920243585634 1.92024195910234 1.92024521216567 3.04628730711717 2.89787217880155 2517049.916968086 4.9211417104533 92.7587951037516 28.1594158119535 -60.1258103080332 1423339.8615404 T 31 CATAB v2.0g-lin.ifort 2021-Jul-08 21:06:54 2021-Jul-08 21:06

Alternate Designations
 1991 PL15 = 2001 KZ61 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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