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 ]  
702 Alauda (A910 OA)
Classification: Main-belt Asteroid          SPK-ID: 2000702
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 95 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .01710190002599281 3.2323e-08  
a 3.193401485719106 1.1465e-08 au
q 3.138788252767481 1.0306e-07 au
i 20.60216744890895 3.6093e-06 deg
node 289.7425773930702 9.2696e-06 deg
peri 351.9580416549072 9.7828e-05 deg
M 121.9105170208959 9.8004e-05 deg
tp 2458294.641930967241
(2018-Jun-25.14193097)
0.00056708 TDB
period 2084.388706252785
5.71
1.1225e-05
3.073e-08
d
yr
n .1727125074704473 9.3012e-10 deg/d
Q 3.248014718670731 1.1661e-08 au
  Orbit Determination Parameters
   # obs. used (total)      3028  
   data-arc span      40015 days (109.56 yr)  
   first obs. used      1910-07-17  
   last obs. used      2020-02-05  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .42103  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-22 15:34:35  

Additional Information
 Earth MOID = 2.12283 au 
 Jupiter MOID = 1.95013 au 
 T_jup = 3.096 
[ 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 7.3   n/a MPO492757 IRAS observations used: 26
diameter diameter 190.980 km 1.973 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
rotation period rot_per 8.3531 h n/a LCDB (Rev. 2019-August); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Harris, A.W.; Young, J.W. (1983) Icarus 54, 59-109.]
[Fauerbach, M.; Bennett, T. (2005) Minor Planet Bull. 32, 80-81.]
[Benishek, V.; Protitch-Benishek, V. (2008) Minor Planet Bull. 35, 28-30.]
[Alkema, M.S. (2014) Minor Planet Bull. 41, 186-187.]
geometric albedo albedo 0.061   0.011 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2012ApJ...759L...8M)  
B-V BV 0.665   0.022 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=7; phase (min.=2.23, mean=6.88, max.=14.75) deg.
U-B UB 0.316   0.014 EAR-A-5-DDR-UBV-MEAN-VALUES-V1.2 #obs=7; phase (min.=2.23, mean=6.88, max.=14.75) deg.
Tholen spectral type spec_T C   n/a EAR-A-5-DDR-TAXONOMY-V4.0 used 7 color indices
SMASSII spectral type spec_B B   n/a EAR-A-5-DDR-TAXONOMY-V4.0 based on a high-resolution spectrum by Xu et al. (1995) or Bus and Binzel (2002)

702 Alauda (A910 OA)          Discovered 1910-Jul-16 by Helffrich, J. at Heidelberg
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
1907-Mar-01 19:19 00:01 Jupiter 1.98165555038485 1.9816552217778 1.9816558789919 6.53117320004703 6.46539711486104 2417636.305118130 1.40411133021471 234.423357110823 16.0510799350943 89.8753009047165 6553631.08727758 T 95 CATAB v2.0f-lin.ifort 2020-Feb-22 15:34:50 2020-Feb-22 15:34
2061-Apr-17 21:40 < 00:01 Jupiter 1.96791836559025 1.96791805154867 1.96791867963228 6.52343803610297 6.45712109714459 2473932.402433794 0.793569875427486 146.431977919071 14.3109684441749 -87.7762576288545 6509693.65511115 T 95 CATAB v2.0f-lin.ifort 2020-Feb-22 15:34:50 2020-Feb-22 15:34
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Aug-10 06:29 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin