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46162 (2001 FM78)
Classification: Main-belt Asteroid          SPK-ID: 2046162
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 29 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .02893130490604733 4.4834e-08  
a 2.60451078311036 1.2091e-08 au
q 2.529158887513106 1.1822e-07 au
i 14.41663278359279 5.2596e-06 deg
node 188.5212261137848 1.4267e-05 deg
peri 334.6856642567864 7.4905e-05 deg
M 294.9826713786738 7.5753e-05 deg
tp 2459477.777281485787
(2021-Sep-20.27728149)
0.00032361 TDB
period 1535.280262224457
4.20
1.0691e-05
2.927e-08
d
yr
n .2344848747540065 1.6329e-09 deg/d
Q 2.679862678707615 1.2441e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1101  
   data-arc span      9624 days (26.35 yr)  
   first obs. used      1994-10-11  
   last obs. used      2021-02-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .53949  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 09:46:50  

Additional Information
 Earth MOID = 1.53614 au 
 Jupiter MOID = 2.28337 au 
 T_jup = 3.368 
[ 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 14.77   n/a MPCxxxxx  
diameter diameter 2.888 km 0.530 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 5.2695 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Pravec, P.; Fatka, P.; Vokrouhlický, D.; Scheirich, P.; et al. (2019) Icarus 333, 429-463.]
geometric albedo albedo 0.306   0.120 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

46162 (2001 FM78)          Discovered 2001-Mar-19 by LINEAR at Socorro
Reference: 20020822/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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