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180973 (2005 MS46)
Classification: Main-belt Asteroid          SPK-ID: 2180973
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 13 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2082335445623483 7.0963e-08  
a 2.541608635168084 1.7498e-08 au
q 2.012360460176761 1.8609e-07 au
i 5.707129276742761 6.4074e-06 deg
node 158.0686928723818 6.3762e-05 deg
peri 106.8046685575331 6.5225e-05 deg
M 315.7873942987835 1.8581e-05 deg
tp 2459382.262820499058
(2021-Jun-16.76282050)
7.754e-05 TDB
period 1479.999071347661
4.05
1.5284e-05
4.185e-08
d
yr
n .2432433958706408 2.512e-09 deg/d
Q 3.070856810159406 2.1142e-08 au
  Orbit Determination Parameters
   # obs. used (total)      190  
   data-arc span      7648 days (20.94 yr)  
   first obs. used      2000-03-10  
   last obs. used      2021-02-16  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .57569  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 21:28:42  

Additional Information
 Earth MOID = 1.00397 au 
 Jupiter MOID = 2.04398 au 
 T_jup = 3.408 
[ 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 16.82   n/a MPCxxxxx  

180973 (2005 MS46)          Discovered 2005-Jun-28 by NEAT at Palomar
Reference: 20080321/Numbers.arcLast Updated: 2008-03-26

[ 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
2010-Mar-01 23:23 00:01 Psych 0.0438024613574769 0.0437992791926601 0.043805643535774 4.61860051111171 4.61860045130578 2455257.474525467 1.25254267210909 173.401582713404 132.938613682309 -39.0706637917641 42701.521613097 T 13 CATAB v2.0f-lin.ifort 2021-Apr-13 21:28:43 2021-Apr-13 21:28
2088-Aug-04 15:45 < 00:01 Inter 0.0462782764049898 0.0462705891222548 0.0462859689606213 7.56679950791532 7.56679946611022 2483903.156089363 0.555220578676843 886.460624732064 86.2472960501706 64.9499540794933 72776.0383876144 T 13 CATAB v2.0f-lin.ifort 2021-Apr-13 21:28:43 2021-Apr-13 21:28

Alternate Designations
 2005 MS46 = 2001 PN54 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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