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2275 Cuitlahuac (1979 MH)
Classification: Main-belt Asteroid          SPK-ID: 2002275
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699708999303263 1.2647e-08  
a 2.295679304554509 6.6662e-09 au
q 1.905480627207954 2.8634e-08 au
i 6.394306415114813 3.7341e-07 deg
node 197.1917757009277 3.3022e-06 deg
peri 154.2173396914285 5.7323e-06 deg
M 269.2099501950232 4.3321e-06 deg
tp 2459520.906272157573
(2021-Nov-02.40627216)
1.6371e-05 TDB
period 1270.472460633054
3.48
5.5338e-06
1.515e-08
d
yr
n .2833591527207276 1.2342e-09 deg/d
Q 2.685877981901065 7.7992e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2972  
   data-arc span      32612 days (89.29 yr)  
   first obs. used      1931-12-05  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4533  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:07:06  

Additional Information
 Earth MOID = .900938 au 
 Jupiter MOID = 2.76197 au 
 T_jup = 3.568 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456967.5 (2014-Nov-06.0) TDB
Reference: JPL 45 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1699326310265694 1.2746e-08  
q 1.905941550398554 2.8887e-08 au
tp 2456977.439524261919
(2014-Nov-15.93952426)
1.0127e-05 TDB
node 197.2351659447864 3.3076e-06 deg
peri 153.758025569703 5.7237e-06 deg
i 6.388238894934609 3.7336e-07 deg
  Orbit Determination Parameters
   # obs. used (total)      2972  
   data-arc span      32612 days (89.29 yr)  
   first obs. used      1931-12-05  
   last obs. used      2021-03-19  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .4533  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 20:07:06  

Additional Information
 Jupiter MOID = 2.76197 au 
 T_jup = 3.568 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.62456911262228E-16 -3.614808471887256E-16 -8.642008564743434E-14 1.499878680154938E-14 -4.539758311271438E-14 -1.006538488544773E-15
q -3.614808471887256E-16 8.344639044306645E-16 2.086375049699313E-13 -3.475845462234388E-14 1.083304815318343E-13 2.327749759152262E-15
tp -8.642008564743434E-14 2.086375049699313E-13 1.025510963344909E-10 -2.009783389241112E-11 5.230814551852007E-11 6.761623929441296E-13
node 1.499878680154938E-14 -3.475845462234388E-14 -2.009783389241112E-11 1.094027547264525E-11 -1.655937420158053E-11 -2.240752362471699E-13
peri -4.539758311271438E-14 1.083304815318343E-13 5.230814551852007E-11 -1.655937420158053E-11 3.276131340447615E-11 4.904416799965932E-13
i -1.006538488544773E-15 2.327749759152262E-15 6.761623929441296E-13 -2.240752362471699E-13 4.904416799965932E-13 1.393980150757235E-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 12.66   n/a E2021B10  
diameter diameter 7.013 km 0.094 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 6.2891 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Oey, J. (2011) http://minorplanet.haoeydental.com.au]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.177   0.035 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2275 Cuitlahuac (1979 MH)          Discovered 1979-Jun-16 by Schuster, H.-E. at La Silla
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1979 MH = 1931 XS = 1948 PX = 1955 QF = 1969 TH = 1972 LS = 1976 WF = 1982 HH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
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