Skip Page Navigation
NASA JPL Caltech
NASA Logo - Jet Propulsion Laboratory + View the NASA Portal
+ Center for Near-Earth Object Studies
JPL Home Earth Solar System Stars & Galaxies Technology
JPL Solar System Dynamics
BODIES ORBITS EPHEMERIDES TOOLS PHYSICAL DATA DISCOVERY FAQ SITE MAP
IMPORTANT: The SSD Announcement email list is now available. Major changes are coming in the near future, including possible hostname and/or URL changes. To be notified of such changes, subscribe to this email list.

Please visit this page for more details.


JPL Small-Body Database Browser
Search: [ help ]  
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

[ show close-approach data ]
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 ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-22 01:03 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin