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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 | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1397861113646972 3.5298e-08  
a 2.409448157165591 6.694e-09 au
q 2.072640768740578 8.3851e-08 au
i 1.864284410150092 3.549e-06 deg
node 183.4862655708221 9.5193e-05 deg
peri 346.9894032145372 9.5765e-05 deg
M 114.5703266459576 1.0665e-05 deg
tp 2458565.745128773878
(2019-Mar-23.24512877)
4.0242e-05 TDB
period 1366.07582629185
3.74
5.6929e-06
1.559e-08
d
yr
n .2635285634013475 1.0982e-09 deg/d
Q 2.746255545590605 7.6297e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2791  
   data-arc span      13099 days (35.86 yr)  
   first obs. used      1984-12-28  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:28:53  

Additional Information
 Earth MOID = 1.07854 au 
 Jupiter MOID = 2.22164 au 
 T_jup = 3.506 
[ hide covariance matrix ]
Orbital Elements at Epoch 2457146.5 (2015-May-04.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .139983771124967 3.5237e-08  
q 2.071585076493487 8.372e-08 au
tp 2457199.217730058409
(2015-Jun-25.71773006)
3.9885e-05 TDB
node 183.5617508757257 9.5242e-05 deg
peri 346.5576534835868 9.5814e-05 deg
i 1.863574914554613 3.5486e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      2791  
   data-arc span      13099 days (35.86 yr)  
   first obs. used      1984-12-28  
   last obs. used      2020-11-08  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .43941  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:28:53  

Additional Information
 Jupiter MOID = 2.22164 au 
 T_jup = 3.506 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.241641457013344E-15 -2.94359845548701E-15 -2.548823680926792E-13 -2.101467381968291E-15 -6.278204434435351E-14 1.781690546560929E-16
q -2.94359845548701E-15 7.009056266388944E-15 6.121870707261897E-13 5.037296115480741E-15 1.49611300787179E-13 -4.330520276342025E-16
tp -2.548823680926792E-13 6.121870707261897E-13 1.59080740394421E-9 -6.37053164833591E-12 4.265836200015674E-10 -2.396961331399592E-14
node -2.101467381968291E-15 5.037296115480741E-15 -6.37053164833591E-12 9.07110339167859E-9 -9.067426296384711E-9 -7.314805414838046E-11
peri -6.278204434435351E-14 1.49611300787179E-13 4.265836200015674E-10 -9.067426296384711E-9 9.180409688868179E-9 7.310501190216393E-11
i 1.781690546560929E-16 -4.330520276342025E-16 -2.396961331399592E-14 -7.314805414838046E-11 7.310501190216393E-11 1.259273188213026E-11

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 13.7   n/a MPO473862  
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

[ 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
1919-Sep-02 12:03 00:02 Psych 0.0430271872408012 0.0430189463881912 0.043035428962735 4.14681785378732 4.14681778597709 2422204.002345880 1.77174927503586 512.439035174491 43.2208911765176 -36.8873217071087 89877.8488042565 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 02:28:59 2020-Dec-18 02:29
2046-Jun-07 13:00 < 00:01 Iris 0.0388246718833944 0.0388227536378554 0.0388265904857826 6.75809654109865 6.75809651918873 2468504.041692550 0.407958793893808 225.196065891798 39.6030150962605 66.8747566543762 135225.39886684 T 34 CATAB v2.0f-lin.ifort 2020-Dec-18 02:28:59 2020-Dec-18 02:29

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