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JPL Small-Body Database Browser
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4401 Aditi (1985 TB)
Classification: Amor [NEO]          SPK-ID: 2004401
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 204 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .5647181050987193 2.6281e-08  
a 2.580317792752985 7.9997e-09 au
q 1.123165618277009 6.8097e-08 au
i 26.64868723368368 1.0005e-05 deg
node 22.90192717150099 9.2281e-06 deg
peri 68.11572216197328 1.314e-05 deg
M 18.30030731594246 4.1316e-06 deg
tp 2458523.540169126276
(2019-Feb-09.04016913)
1.7249e-05 TDB
period 1513.938462137455
4.14
7.0405e-06
1.928e-08
d
yr
n .2377903785413666 1.1058e-09 deg/d
Q 4.03746996722896 1.2517e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1022  
   data-arc span      12282 days (33.63 yr)  
   first obs. used      1985-10-14  
   last obs. used      2019-05-31  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46794  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Aug-09 07:02:55  

Additional Information
 Earth MOID = .33004 au 
 Jupiter MOID = 2.2358 au 
 T_jup = 3.055 
[ 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 16.0   n/a MPO337288  
diameter diameter 1.801 km 0.535 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  
rotation period rot_per 6.670 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Benishek, V. (2014) http://beoastrophot.awardspace.com/]
[Warner, B.D. (2015) Minor Planet Bull. 42, 41-53.]
[Warner, B.D. (2015) Minor Planet Bull. 42, 172-183.]
geometric albedo albedo 0.343   0.204 urn:nasa:pds:neowise_diameters_albedos::2.0[neos] (http://adsabs.harvard.edu/abs/2012ApJ...760L..12M)  

4401 Aditi (1985 TB)          Discovered 1985-Oct-14 by Shoemaker, C. S. at Palomar
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ show close-approach data ]
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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