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14402 (1991 DB)
Classification: Amor [NEO]          SPK-ID: 2014402
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 93 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .401902145957131 2.67e-08  
a 1.714878401522574 9.7669e-10 au
q 1.025665091895117 4.5837e-08 au
i 11.41672241168757 6.8413e-06 deg
node 158.2343193928336 1.2503e-05 deg
peri 51.37619728777084 1.7504e-05 deg
M 167.8902326453866 5.5467e-06 deg
tp 2458217.964845152279
(2018-Apr-09.46484515)
1.2443e-05 TDB
period 820.2541242292077
2.25
7.0075e-07
1.919e-09
d
yr
n .4388883754023081 3.7495e-10 deg/d
Q 2.404091711150031 1.3692e-09 au
  Orbit Determination Parameters
   # obs. used (total)      645  
   data-arc span      10484 days (28.70 yr)  
   first obs. used      1991-02-13  
   last obs. used      2019-10-28  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .46628  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Oct-31 07:12:52  

Additional Information
 Earth MOID = .102802 au 
 Jupiter MOID = 2.59593 au 
 T_jup = 4.065 
[ 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 18.7   n/a MPO435836  
diameter diameter 0.6 km n/a Delbo et al. (2003). Icarus, v. 166, pp. 116-130  
rotation period rot_per 2.261 h n/a LCDB (Rev. 2019-January); Warner et al., 2009 Published Reference List:
[Pravec, P.; Wolf, M.; Sarounova, L. (2000) http://www.asu.cas.cz/~ppravec/neo.htm]
[Koehn, B.W.; Bowell, E.L.G.; Skiff, B.A.; Sanborn, J.J.; et al. (2014) Minor Planet Bull. 41, 286-300.]
[Hasegawa, S.; Kuroda, D.; Kitazato, K.; Kasuga, T.; et al. (2018) Pub. Astron. Soc. Japan 70, A114.]
geometric albedo albedo 0.14   n/a Delbo et al. (2003). Icarus, v. 166, pp. 116-130  
SMASSII spectral type spec_B C   n/a Binzel et al. (2004) Icarus 170, 259-294  

14402 (1991 DB)          Discovered 1991-Feb-18 by Helin, E. F. at Palomar
Reference: 20000418/Numbers.arcLast Updated: 2004-04-19

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