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 ]  
900 Rosalinde (A918 PJ)
Classification: Main-belt Asteroid          SPK-ID: 2000900
[ 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.


Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1627388410391252 1.0156e-08  
a 2.473679508257746 6.2249e-09 au
q 2.071115771981647 2.5207e-08 au
i 11.55821283209573 5.6368e-07 deg
node 182.2527032791443 2.2618e-06 deg
peri 121.8579460286253 6.1391e-06 deg
M 124.0930619390161 4.8617e-06 deg
tp 2458710.655118971287
(2019-Aug-15.15511897)		 1.8879e-05 TDB
period 1421.06379208371
3.89		 5.3641e-06
1.469e-08		 d
yr
n .253331343747863 9.5625e-10 deg/d
Q 2.876243244533845 7.238e-09 au
   Orbit Determination Parameters
   # obs. used (total)      3103  
   data-arc span      37482 days (102.62 yr)  
   first obs. used      1918-08-10  
   last obs. used      2021-03-24  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .38436  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-May-03 18:59:33  

Additional Information
 Earth MOID = 1.08123 au 
 Jupiter MOID = 2.46588 au 
 T_jup = 3.437 
[ 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 11.61   n/a E2021B10 IRAS observations used: 4
diameter diameter 19.618 km 0.057 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 16.689 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Binzel, R.P. (1987) Icarus 72, 135-208.]
[Hanus, J.; Durech, J.; Broz, M.; Marciniak, A.; et al. (2013) Astron. Astrophys. 551, A67.]
[Garceran, A.C.; Aznar, A.; Mansego, E.A.; Rodriguez, P.B.; et al. (2016) Minor Planet Bull. 43, 92-97.]
[Stoelting, M.; DeGraff, D.R. (2016) Minor Planet Bull. 43, 44-45.]
[Pilcher, F. (2020) Minor Planet Bull. 47, 34-36.]
geometric albedo albedo 0.085   0.021 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
B-V BV 0.860   0.020 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=16.14 deg.
U-B UB 0.390   0.030 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=1; phase=16.14 deg.

900 Rosalinde (A918 PJ)          Discovered 1918-Aug-10 by Wolf, M. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29
[ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-10 06:27 UT
(server date/time)   		NASA Home Page
Site Manager:   Ryan S. Park
Webmaster:   Alan B. Chamberlin