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 ]  
1635 Bohrmann (A924 EV)
Classification: Main-belt Asteroid          SPK-ID: 2001635
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459396.5 (2021-Jul-01.0) TDB
Reference: JPL 50 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .05851158764381324 1.412e-08  
a 2.852512176389724 8.5169e-09 au
q 2.685607160175852 4.3421e-08 au
i 1.822808580529086 4.236e-07 deg
node 184.3359263444994 9.2209e-06 deg
peri 136.6446975127888 2.1715e-05 deg
M 281.9923437371953 2.1373e-05 deg
tp 2459777.806682318883
(2022-Jul-17.30668232)
0.00010497 TDB
period 1759.704267647002
4.82
7.8811e-06
2.158e-08
d
yr
n .2045798300423377 9.1624e-10 deg/d
Q 3.019417192603595 9.0152e-09 au
  Orbit Determination Parameters
   # obs. used (total)      4526  
   data-arc span      35540 days (97.30 yr)  
   first obs. used      1924-03-08  
   last obs. used      2021-06-27  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .40783  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Jul-08 12:36:24  

Additional Information
 Earth MOID = 1.67244 au 
 Jupiter MOID = 2.15646 au 
 T_jup = 3.302 
[ 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 11.08   n/a MPO614063  
diameter diameter 17.127 km 0.171 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 5.864 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Published Reference List:
[Slivan, S.M.; Binzel, R.P.; Boroumand, S.C.; Pan M.W.; et al. (2008) Icarus 195, 226-276.]
[Hanus, J.; Durech, J.; Broz, M.; Warner, B.D.; et al. (2011) Astron. Astrophys. 530, A134.]
[Chang, C.-K.; Lin, H.-W.; Ip, W.-H.; Prince, T.A.; et al. (2016) Astrophys. J. Sup. Ser. 227, A20.]
geometric albedo albedo 0.219   0.049 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
SMASSII spectral type spec_B S   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)

1635 Bohrmann (A924 EV)          Discovered 1924-Mar-07 by Reinmuth, K. at Heidelberg
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 A924 EV = 1931 VH1 = 1936 UJ = 1938 CH = 1939 HL = 1943 EG1 = 1948 EA1 = 1953 FH 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jul-28 05:49 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin