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1353 Maartje (1935 CU)
Classification: Main-belt Asteroid          SPK-ID: 2001353
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 41 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .09700230800124938 3.307e-08  
a 3.012657349487426 1.2292e-08 au
q 2.720422633370219 1.0318e-07 au
i 9.195886808810458 4.2525e-06 deg
node 211.6916333884017 2.2854e-05 deg
peri 97.5255863158022 3.1575e-05 deg
M 1.676383037992058 2.225e-05 deg
tp 2459191.606068244502
(2020-Dec-08.10606824)
0.00011804 TDB
period 1909.954562541083
5.23
1.1689e-05
3.2e-08
d
yr
n .1884861593361891 1.1536e-09 deg/d
Q 3.304892065604633 1.3484e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3052  
   data-arc span      36731 days (100.56 yr)  
   first obs. used      1920-05-09  
   last obs. used      2020-12-01  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42826  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Feb-24 00:54:39  

Additional Information
 Earth MOID = 1.72429 au 
 Jupiter MOID = 1.94776 au 
 T_jup = 3.222 
[ 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 9.98   n/a E2021B10  
diameter diameter 39.013 km 0.534 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 22.930 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Behrend, R. (2005) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Hanus, J.; Broz, M.; Durech, J.; Warner, B.D.; et al. (2013) Astron. Astrophys. 559, A134.]
[Garceran, A.C.; Aznar, A.; Mansego, E.A.; Rodriguez, P.B.; et al. (2016) Minor Planet Bull. 43, 92-97.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2016) Astron. Astrophys., submitted.]
[Hanus, J.; Delbo, M.; Ali-Lagoa, V.; Bolin, B.; et al. (2018) Icarus 299, 84-96.]
[Pal, A.; Szakats, R.; Kiss, C.; Bodi, A.; et al. (2019) Ap. J. Supl. Ser. 247, id.26.]
geometric albedo albedo 0.136   0.015 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  

1353 Maartje (1935 CU)          Discovered 1935-Feb-13 by Van Gent, H. at Johannesburg (LS)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Alternate Designations
 1935 CU = 1931 ME = 1953 TZ2 = A910 LB = A916 QB = A920 JC 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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