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46616 (1994 AM)
Classification: Main-belt Asteroid          SPK-ID: 2046616
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 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .203100207840344 4.6191e-08  
a 3.125372558432557 2.7836e-08 au
q 2.490608742236397 1.3939e-07 au
i 14.65216874991622 4.9584e-06 deg
node 277.163517384411 2.2098e-05 deg
peri 312.465477581162 2.5938e-05 deg
M 174.6153667012421 1.4713e-05 deg
tp 2458021.616341702241
(2017-Sep-25.11634170)
8.1405e-05 TDB
period 2018.139203006849
5.53
2.6961e-05
7.382e-08
d
yr
n .1783821450292586 2.3831e-09 deg/d
Q 3.760136374628717 3.3489e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1397  
   data-arc span      9519 days (26.06 yr)  
   first obs. used      1994-01-02  
   last obs. used      2020-01-25  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .48143  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 08:31:41  

Additional Information
 Earth MOID = 1.50481 au 
 Jupiter MOID = 1.46773 au 
 T_jup = 3.133 
[ 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 13.1   n/a MPO400454  
diameter diameter 7.567 km 0.468 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 10.524 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.213   0.070 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46616 (1994 AM)          Discovered 1994-Jan-02 by Kobayashi, T. at Oizumi
Reference: 20020921/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
1965-Jul-30 08:19 00:02 Jupiter 1.48952343720269 1.48952256693848 1.48952430750263 3.80170185932168 3.64905882329001 2438971.846209799 1.99752918108403 609.479471690004 32.5615418934883 87.9566836912466 2362178.53628309 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:56 2020-Feb-23 08:32
1975-Aug-13 16:17 00:03 Jupiter 1.82533544008167 1.82533414534416 1.82533673482676 0.803549633906839 n/a 2442638.178430577 3.26435581985113 272.230794245012 46.007941645087 -80.2810067335032 5850907.01269208 F 29 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:56 2020-Feb-23 08:32
2048-Oct-25 21:09 00:01 Jupiter 1.50576401537924 1.50576327054625 1.5057647602172 3.95664885561384 3.81182764276978 2469375.381237408 1.38720580011825 373.405036718534 32.7880329133005 88.1995630470743 2532574.55353495 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:56 2020-Feb-23 08:32
2059-Feb-14 18:42 00:04 Jupiter 1.74020343085987 1.74020129394575 1.74020556779685 2.14239047214118 1.90167338143523 2473139.278912277 3.55741216020047 474.661440079641 118.70579360255 46.8499100165347 783893.572485877 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:56 2020-Feb-23 08:32
2132-Jan-26 14:12 00:05 Jupiter 1.56077614333646 1.56077282442851 1.56077946234732 4.0798895502229 3.9446308381813 2499782.091815337 4.67709771147465 710.251639923174 59.1491715940472 77.8680028054431 2220683.08367635 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:56 2020-Feb-23 08:32
2142-Jul-09 21:49 00:07 Jupiter 1.63261056647672 1.63260575847177 1.6326153745072 3.05186309864007 2.87684528320826 2503599.409274122 6.8941254927727 434.291644611025 128.951952075154 -46.1576351483957 860819.99898016 T 29 CATAB v2.0f-lin.ifort 2020-Feb-23 08:31:56 2020-Feb-23 08:32

Alternate Designations
 1994 AM = 1998 XV32 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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