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 ]  
2861 Lambrecht (1981 VL2)
Classification: Main-belt Asteroid          SPK-ID: 2002861
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 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 31 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .07182992655379049 3.7595e-08  
a 2.473141355569078 9.6009e-09 au
q 2.295495793641409 9.2909e-08 au
i 4.041894170588124 4.9074e-06 deg
node 188.5013825692886 4.5452e-05 deg
peri 225.567521963745 5.8147e-05 deg
M 212.1961997215247 3.3645e-05 deg
tp 2459183.750253632657
(2020-Nov-30.25025363)
0.00013242 TDB
period 1420.600085465696
3.89
8.2723e-06
2.265e-08
d
yr
n .2534140351554224 1.4757e-09 deg/d
Q 2.650786917496747 1.0291e-08 au
  Orbit Determination Parameters
   # obs. used (total)      2098  
   data-arc span      22172 days (60.70 yr)  
   first obs. used      1958-12-06  
   last obs. used      2019-08-20  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .49045  
   source      ORB  
   producer      Otto Matic  
   solution date      2019-Sep-23 19:27:42  

Additional Information
 Earth MOID = 1.30788 au 
 Jupiter MOID = 2.58222 au 
 T_jup = 3.476 
[ 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 12.7   n/a MPO435725  
diameter diameter 16.576 km 0.110 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
geometric albedo albedo 0.070   0.009 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B Xc   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)

2861 Lambrecht (1981 VL2)          Discovered 1981-Nov-03 by Borngen, F. and Kirsch, K. at Tautenburg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1981 VL2 = 1938 SQ = 1952 DA3 = 1958 XH = 1971 DW1 = 1977 RV5 = A921 GD 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin