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6918 Manaslu (1993 FV3)
Classification: Main-belt Asteroid          SPK-ID: 2006918
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

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For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1409234300009816 1.2293e-08  
a 2.40719336297525 6.478e-09 au
q 2.06796341758918 2.8702e-08 au
i 1.866447918182222 4.2889e-07 deg
node 183.4388007537742 3.0042e-05 deg
peri 346.9786002505009 2.971e-05 deg
M 219.0417140642012 7.2244e-06 deg
tp 2459930.637417251846
(2022-Dec-17.13741725)
2.8058e-05 TDB
period 1364.158686621978
3.73
5.5067e-06
1.508e-08
d
yr
n .263898916988504 1.0653e-09 deg/d
Q 2.746423308361321 7.3909e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2833  
   data-arc span      13373 days (36.61 yr)  
   first obs. used      1984-12-28  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43801  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 19:00:06  

Additional Information
 Earth MOID = 1.07469 au 
 Jupiter MOID = 2.21982 au 
 T_jup = 3.508 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457151.5 (2015-May-09.0) TDB
Reference: JPL 39 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .139977369501954 1.2246e-08  
q 2.071587787822853 2.8619e-08 au
tp 2457199.213298097817
(2015-Jun-25.71329810)
2.6611e-05 TDB
node 183.5613705864256 3.0099e-05 deg
peri 346.5564093995048 2.9764e-05 deg
i 1.863591006287643 4.2785e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2833  
   data-arc span      13373 days (36.61 yr)  
   first obs. used      1984-12-28  
   last obs. used      2021-08-09  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .43801  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Aug-24 19:00:06  

Additional Information
 Jupiter MOID = 2.21982 au 
 T_jup = 3.508 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.499607818318889E-16 -3.441701623354154E-16 -2.081514395889554E-13 4.77778620278463E-14 -1.025974962205963E-13 -1.063792953855543E-15
q -3.441701623354154E-16 8.190224364153365E-16 4.952598455373177E-13 -1.15974094325292E-13 2.464996861815023E-13 2.575440702656771E-15
tp -2.081514395889554E-13 4.952598455373177E-13 7.081585910081303E-10 1.287519717890299E-10 7.667839808004299E-11 -3.690562132504528E-13
node 4.77778620278463E-14 -1.15974094325292E-13 1.287519717890299E-10 9.059470346870764E-10 -8.657691318021153E-10 -8.038495323479723E-12
peri -1.025974962205963E-13 2.464996861815023E-13 7.667839808004299E-11 -8.657691318021153E-10 8.859177766025979E-10 7.834544860589566E-12
i -1.063792953855543E-15 2.575440702656771E-15 -3.690562132504528E-13 -8.038495323479723E-12 7.834544860589566E-12 1.830521536765799E-13

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.74   n/a MPCxxxxx  
diameter diameter 5.216 km 0.873 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  
rotation period rot_per 8.97 h n/a LCDB (Rev. 2020-October); 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:
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.269   0.115 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2015ApJ...814..117N)  

6918 Manaslu           Discovered 1993 Mar. 20 by M. Hirasawa and S. Suzuki at Nyukasa.
Named for an 8156-m mountain in the Himalayas. The summit was first reached by the Japanese party led by Aritsune Maki in 1956.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 19990402/MPCPages.arcLast Updated: 2010-06-11

Alternate Designations
 1993 FV3 = 1952 HJ3 = 1984 YQ4 = 1991 VZ16 = 1994 PO36 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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