+ View the NASA Portal + Center for Near-Earth Object Studies JPL Small-Body Database Browser Search: [ help ]   3D/Biela Classification: Jupiter-family Comet [NEO]          SPK-ID: 1000504 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] [ show orbit diagram ] alternate orbits: [epoch=1832-Dec-03.0] IAUCAT03 (default) [epoch=1826-Mar-30.0] SAO/1826 [epoch=1805-Dec-25.0] SAO/1806 [epoch=1772-Feb-21.0] SAO/1772 Orbital Elements at Epoch 2390520.5 (1832-Dec-03.0) TDB Reference: IAUCAT03 (heliocentric ecliptic J2000)  Element Value Uncertainty (1-sigma)   Units  e 0.751299 n/a   a 3.53465808340135 n/a au q 0.879073 n/a au i 13.2164 n/a deg node 250.669 n/a deg peri 221.6588 n/a deg M .9469569963959761 n/a deg tp 2390514.115200000000 (1832-Nov-26.61520000) n/a TDB period 2427.278122182916 6.65 n/a n/a d yr n .1483142770949718 n/a deg/d Q 6.190243166802708 n/a au Additional Model Parameters  Parameter Value Uncertainty (1-sigma)  A1 [SET] 0.39E-8 n/a A2 [SET] -0.0254E-8 n/a   Orbit Determination Parameters    # obs. used (total)      26      planetary ephem.      DE405      source      ORB      producer      Marsden   Additional Information  Earth MOID = .000518224 au   T_jup = 2.531  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] Physical Parameter Table Parameter Symbol Value Units Sigma Reference Notes comet total magnitude M1 7.1   n/a Bull. Astron. Inst. Czechoslovakia,v.40,no.5(1989)   comet total magnitude slope K1 10.0   n/a Bull. Astron. Inst. Czechoslovakia,v.40,no.5(1989)   3D/Biela          Discovered 1772-Mar-08 by Montaigne at Limoges, France Reference: comet.dis Last Updated: 2003-08-29 Alternate Designations  Perihelion  Year (est.)  New-Style  Desig Roman  Numeral  Year/  Letter   1852.8       1852 III     1846.2       1846 II     1832.9   3D/1832 S1   1832 III     1826.3   3D/1826 D1   1826 I     1806.3   3D/1805 V1   1806 I     1773.1   3D/1772 E1   1772     [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ] 2021-Mar-07 10:00 UT (server date/time)   Site Manager:   Ryan S. Park Webmaster:   Alan B. Chamberlin