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JPL Small-Body Database Browser
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4106 Nada (1989 EW)
Classification: Main-belt Asteroid          SPK-ID: 2004106
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 36 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1798351810395524 4.1695e-08  
a 2.753974312317789 1.443e-08 au
q 2.258712843283842 1.1681e-07 au
i 9.736433604337815 4.6262e-06 deg
node 44.82516736997029 2.3074e-05 deg
peri 190.2944689763366 2.6163e-05 deg
M 258.8442137742998 1.5609e-05 deg
tp 2459469.557931085570
(2021-Sep-12.05793109)
7.4457e-05 TDB
period 1669.314840913208
4.57
1.312e-05
3.592e-08
d
yr
n .2156573410699806 1.695e-09 deg/d
Q 3.249235781351735 1.7025e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1998  
   data-arc span      32708 days (89.55 yr)  
   first obs. used      1930-05-17  
   last obs. used      2019-12-04  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .47525  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Dec-13 21:39:34  

Additional Information
 Earth MOID = 1.24837 au 
 Jupiter MOID = 1.75287 au 
 T_jup = 3.300 
[ 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 12.0   n/a MPO502192  
rotation period rot_per 5.832 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2012) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Stephens, R.D. (2012) Minor Planet Bull. 39, 181-183.]
[Montgomery, K.A.; Davis, C.; Renshaw, T.; Rolen, J. (2013) Minor Planet Bull. 40, 212-213.]
[Owings, L.E. (2013) Minor Planet Bull. 40, 8-10.]

4106 Nada (1989 EW)          Discovered 1989-Mar-06 by Nomura and Kawanishi at Minami-Oda
Reference: DISCOVERY.DBLast Updated: 2003-08-29

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1904-Nov-02 23:27 00:02 Jupiter 1.78176708424118 1.78176614641128 1.78176802211321 2.72778631270344 2.54755791766735 2416787.476932725 2.4099950759576 518.758372355612 12.3301587693405 -85.5507575805483 2024742.27008896 T 36 CATAB v2.0f-lin.ifort 2019-Dec-13 21:39:53 2019-Dec-13 21:40
1964-Mar-31 20:04 00:01 Jupiter 1.76991781721889 1.76991730200847 1.76991833244188 2.72677038085503 2.54521996709012 2438486.336105024 1.0826656349912 346.913338462652 8.50676533867708 -86.2786535855536 2206435.70507611 T 36 CATAB v2.0f-lin.ifort 2019-Dec-13 21:39:53 2019-Dec-13 21:40
2023-Aug-28 11:20 < 00:01 Jupiter 1.76069659205424 1.76069621281405 1.76069697130215 2.71955563446147 2.53650114744118 2460184.972137358 0.287917178679991 298.06083609143 6.77352821884289 -86.4349154189327 2394595.4286473 T 36 CATAB v2.0f-lin.ifort 2019-Dec-13 21:39:53 2019-Dec-13 21:40
2083-Jan-24 06:44 00:02 Jupiter 1.7538329839176 1.75383254369019 1.75383342415119 2.70535145058525 2.52051906342632 2481883.780571546 1.56987065103084 282.553431851172 8.95248242446453 -86.0290987474796 2305621.64270195 T 36 CATAB v2.0f-lin.ifort 2019-Dec-13 21:39:53 2019-Dec-13 21:40
2142-Jun-23 17:49 00:03 Jupiter 1.7492120820061 1.74921161727827 1.74921254673742 2.68308928606449 2.49609822433392 2503583.242590473 2.89344754176502 265.681408362964 9.45676307260073 -85.993731371152 2130350.14511688 T 36 CATAB v2.0f-lin.ifort 2019-Dec-13 21:39:53 2019-Dec-13 21:40

Alternate Designations
 1989 EW = 1930 KA = 1930 KQ = 1970 AR = 1971 KC = 1980 EW1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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