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46221 (2001 GP)
Classification: Main-belt Asteroid          SPK-ID: 2046221
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 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07123714108397404 6.036e-08  
a 2.963232889549436 1.9547e-08 au
q 2.752140650131931 1.8363e-07 au
i 9.687228295684541 6.6639e-06 deg
node 212.0619472253045 2.3691e-05 deg
peri 336.4966137811699 3.8763e-05 deg
M 302.6175279767427 2.985e-05 deg
tp 2459297.477712514641
(2021-Mar-23.97771251)
0.00015466 TDB
period 1863.14692859414
5.10
1.8435e-05
5.047e-08
d
yr
n .1932214762426935 1.9119e-09 deg/d
Q 3.174325128966941 2.0939e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1136  
   data-arc span      7802 days (21.36 yr)  
   first obs. used      1998-09-22  
   last obs. used      2020-02-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .53664  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:23:36  

Additional Information
 Earth MOID = 1.75435 au 
 Jupiter MOID = 1.80155 au 
 T_jup = 3.240 
[ 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 14.4   n/a MPO452802  
diameter diameter 5.292 km 0.113 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.145   0.027 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46221 (2001 GP)          Discovered 2001-Apr-01 by LINEAR at Socorro
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
1917-Mar-06 00:27 00:03 Jupiter 1.85652968671456 1.85652875702932 1.85653061640613 3.81247909297666 3.69086947321589 2421293.518831743 2.77961894835902 223.984528194263 25.7738972325682 81.211875159204 2466075.14857208 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 08:23:51 2020-Feb-23 08:23
1952-Dec-19 10:12 00:02 Jupiter 1.88954154515886 1.88954074733185 1.8895423429877 3.86628493421559 3.7485492657874 2434365.925029580 1.76668806268796 139.829610544214 26.6624904143576 79.1868258812705 2628323.23673279 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 08:23:51 2020-Feb-23 08:23
1988-Oct-09 18:32 < 00:01 Jupiter 1.93538003362703 1.93537947365227 1.9353805936019 3.91558103539112 3.80216665674039 2447444.272251063 0.761812157034212 79.6752573475271 24.2789046804285 84.8166758847482 2827019.19461109 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 08:23:51 2020-Feb-23 08:23
2104-Dec-30 00:43 00:03 Jupiter 1.9814624233884 1.98146120245243 1.98146364432696 3.11696275615305 2.9766608786005 2489893.529999812 2.73980296379505 142.337761153461 21.5530416633216 -66.4239924776374 2676831.21709579 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 08:23:51 2020-Feb-23 08:23
2140-Nov-01 21:53 00:04 Jupiter 1.92065115068435 1.9206496987995 1.92065260257575 3.16206125742408 3.01937334605003 2502984.411718048 3.64393733139659 208.401177754096 24.6504098461061 -69.4682408534077 2320554.86745317 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 08:23:51 2020-Feb-23 08:23
2176-Aug-26 04:37 00:04 Jupiter 1.882306857179 1.88230528725458 1.88230842711689 3.25804176343875 3.11686584179647 2516065.692286877 4.45400171603942 284.811754862077 25.2338520136646 -73.2974372676003 2170323.8233664 T 25 CATAB v2.0f-lin.ifort 2020-Feb-23 08:23:51 2020-Feb-23 08:23

Alternate Designations
 2001 GP = 2000 AH231 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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