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1127 Mimi (1929 AJ)
Classification: Main-belt Asteroid          SPK-ID: 2001127
[ 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 46 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .2648608976844853 3.099e-08  
a 2.594475631845644 8.1537e-09 au
q 1.907300486974485 8.1854e-08 au
i 14.76725499342858 3.9977e-06 deg
node 128.3502828151217 1.405e-05 deg
peri 282.7315780982194 1.6203e-05 deg
M 44.43848483928748 1.0179e-05 deg
tp 2459012.078887762103
(2020-Jun-11.57888776)		 4.2708e-05 TDB
period 1526.415687910083
4.18		 7.1956e-06
1.97e-08		 d
yr
n .2358466326383869 1.1118e-09 deg/d
Q 3.281650776716803 1.0313e-08 au
   Orbit Determination Parameters
   # obs. used (total)      3001  
   data-arc span      33111 days (90.65 yr)  
   first obs. used      1930-05-29  
   last obs. used      2021-01-22  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .36423  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:52:46  

Additional Information
 Earth MOID = .979561 au 
 Jupiter MOID = 2.27558 au 
 T_jup = 3.322 
[ 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 10.6   n/a MPO492763 IRAS observations used: 26
diameter diameter 46.006 km 0.305 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 12.749 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Menke, J. (2005) Minor Planet Bull. 32, 64-66.]
[Durech, J.; Hanus, J.; Oszkiewsicz, D.; Vanco, R. (2016) Astron. Astrophys. 587, A48.]
[Hanus, J.; Delbo, M.; Durech, J.; Ali-Lagoa, V. (2018) Icarus 309, 297-337.]
geometric albedo albedo 0.034   0.005 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.700   0.042 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=11.07, mean=11.07, max.=11.08) deg.
U-B UB 0.300   0.045 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=2; phase (min.=11.07, mean=11.07, max.=11.08) deg.
Tholen spectral type spec_T CX   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 2 color indices

1127 Mimi (1929 AJ)          Discovered 1929-Jan-13 by Arend, S. at Uccle
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1929 AJ = 1948 PU = 2019 HA5 = A906 OA 
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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