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3740 Menge (1981 EM)
Classification: Main-belt Asteroid          SPK-ID: 2003740
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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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 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2680844125558717 3.496e-08  
a 2.461931060372399 7.1689e-09 au
q 1.80192571829941 8.7024e-08 au
i 5.752216636190529 5.2775e-06 deg
node 354.7066550717095 2.6108e-05 deg
peri 53.83963588103477 2.7672e-05 deg
M 184.4080372934008 8.3926e-06 deg
tp 2459888.699560076697
(2022-Nov-05.19956008)
3.3917e-05 TDB
period 1410.952060724928
3.86
6.1629e-06
1.687e-08
d
yr
n .2551468685725842 1.1145e-09 deg/d
Q 3.121936402445388 9.0908e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2248  
   data-arc span      25636 days (70.19 yr)  
   first obs. used      1950-04-17  
   last obs. used      2020-06-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .46822  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-12 15:29:23  

Additional Information
 Earth MOID = .817839 au 
 Jupiter MOID = 2.31361 au 
 T_jup = 3.432 
[ 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 14.11   n/a MPCxxxxx  
diameter diameter 8.598 km 0.083 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.057   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

3740 Menge (1981 EM)          Discovered 1981-Mar-01 by Debehogne, H. at La Silla
and G. de Sanctis.
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1981 EM = 1969 AG = 1983 RK2 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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