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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

[ 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
1928-Nov-14 20:32 < 00:01 Amphi 0.0395044276098156 0.0394975771900173 0.0395112781435647 3.69506862285958 3.69506858347694 2425565.355563336 0.542224491044354 357.861272322451 54.1892255220632 -17.637672581118 36577.1034455174 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 15:29:44 2021-Apr-12 15:29
1967-May-05 03:37 00:01 Eunom 0.0411968757053641 0.0411952018953926 0.0411985497181674 3.05816025253515 3.05816014111355 2439615.650744957 1.41600104349342 173.368070261149 26.8999901311556 -62.5838438881368 203669.693884698 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 15:29:44 2021-Apr-12 15:29
2044-Sep-17 05:53 00:01 Eunom 0.0475896255157727 0.0475880391866099 0.0475912119152732 3.09671888043346 3.09671878518021 2467875.744798662 1.30602654758372 130.577376551885 38.1182607013105 -56.3747120360524 158147.49913727 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 15:29:44 2021-Apr-12 15:29
2083-May-25 14:33 00:02 Eunom 0.0327891263556859 0.0327869434845248 0.0327913098746872 3.07814102259201 3.07814088350854 2482005.106031686 1.65787806703928 264.600356165826 33.6091728879036 -66.8115002434437 134119.346302305 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 15:29:44 2021-Apr-12 15:29
2150-Jul-14 09:15 00:03 Iris 0.0282794709486912 0.0282614669570368 0.0282974771790487 3.58756352122654 3.5875634645632 2506525.885176305 3.04549603617373 981.022502967223 19.3385576341288 23.8530903044594 88489.4978974016 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 15:29:44 2021-Apr-12 15:29
2153-Jun-28 01:27 < 00:01 Amphi 0.0274863920370669 0.027476975125087 0.0274958122844481 3.56847919019924 3.56847913158918 2507605.560392345 0.784542467169441 671.265601623631 49.2397073816969 -45.7878734252638 59967.3049240116 T 31 CATAB v2.0f-lin.ifort 2021-Apr-12 15:29:44 2021-Apr-12 15:29

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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