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
JPL Small-Body Database Browser
Search: [ help ]  
1318 Nerina (1934 FG)
Classification: Main-belt Asteroid          SPK-ID: 2001318
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ hide orbit diagram ]

For accurate long-term ephemerides, please instead use our Horizons system.This orbit viewer was implemented using two-body methods, and hence should not be used for determining accurate long-term trajectories (over several years or decades) or planetary encounter circumstances.


[ revert to old Java-based viewer ]

Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 34 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .203877815903313 5.8425e-08  
a 2.307166655559489 5.99e-09 au
q 1.836786556899069 1.3444e-07 au
i 24.6595719251211 6.4201e-06 deg
node 358.306095293362 7.8403e-06 deg
peri 196.1321321847355 1.2214e-05 deg
M 211.2368008768401 1.0289e-05 deg
tp 2459529.444231166772
(2021-Nov-10.94423117)
3.725e-05 TDB
period 1280.020356797992
3.50
4.9849e-06
1.365e-08
d
yr
n .281245527141889 1.0953e-09 deg/d
Q 2.777546754219908 7.2112e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2429  
   data-arc span      31632 days (86.60 yr)  
   first obs. used      1934-03-24  
   last obs. used      2020-10-30  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .38769  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Nov-13 04:20:15  

Additional Information
 Earth MOID = .84568 au 
 Jupiter MOID = 2.20458 au 
 T_jup = 3.440 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 12.2   n/a MPO395003  
diameter diameter 13.272 km 0.213 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 2.5280 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Published Reference List:
[Behrend, R. (2007) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Clark, M. (2007) Minor Planet Bull. 34, 19-22.]
[Aymami, J.M. (2011) Minor Planet Bull. 38, 158-159.]
[Behrend, R. (2011) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Clark, M. (2011) Minor Planet Bull. 38, 187-189.]
[Durkee, R.I. (2011) Minor Planet Bull. 38, 167-168.]
[Stephens, R.D. (2011) Minor Planet Bull. 38, 165-166.]
[Strabla, L.; Quadri, U.; Girelli, R. (2011) Minor Planet Bull. 38, 169-172.]
[Fauvaud, S.; Fauvaud, M. (2013) Minor Planet Bull. 40, 224-229.]
[Behrend, R. (2018) Observatoire de Geneve web site, http://obswww.unige.ch/~behrend/page_cou.html]
[Franco, L.; Marchini, A.; Baj, G.; Scarfi, G.; et al. (2018) Minor Planet Bull. 45, 273-275.]
geometric albedo albedo 0.176   0.023 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

1318 Nerina (1934 FG)          Discovered 1934-Mar-24 by Jackson, C. at Johannesburg (UO)
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1934 FG = 1955 FA 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Nov-29 06:14 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin