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 ]  
2841 Puijo (1943 DM)
Classification: Main-belt Asteroid          SPK-ID: 2002841
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459000.5 (2020-May-31.0) TDB
Reference: JPL 38 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08448109255519638 3.8392e-08  
a 2.25266056795778 7.3147e-09 au
q 2.062353342020697 8.735e-08 au
i 4.915136100532603 3.7033e-06 deg
node 91.58034711320587 4.7769e-05 deg
peri 88.92047001554761 5.4186e-05 deg
M 284.5730067382931 2.8951e-05 deg
tp 2459259.241658348530
(2021-Feb-13.74165835)
0.00010003 TDB
period 1234.929207402994
3.38
6.015e-06
1.647e-08
d
yr
n .2915146858960972 1.4199e-09 deg/d
Q 2.442967793894863 7.9327e-09 au
  Orbit Determination Parameters
   # obs. used (total)      2309  
   data-arc span      28388 days (77.72 yr)  
   first obs. used      1943-02-26  
   last obs. used      2020-11-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .4442  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Dec-18 02:08:42  

Additional Information
 Earth MOID = 1.07211 au 
 Jupiter MOID = 2.52375 au 
 T_jup = 3.616 
[ 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 13.0   n/a MPO431528  
diameter diameter 6.335 km 0.048 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  
rotation period rot_per 3.545 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on fragmentary lightcurve(s), may be completely wrong.
Published Reference List:
[Warner, B.D. (2004) Minor Planet Bull. 31, 85-88.]
geometric albedo albedo 0.391   0.074 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2014ApJ...791..121M)  

2841 Puijo (1943 DM)          Discovered 1943-Feb-26 by Oterma, L. at Turku
Reference: DISCOVERY.DBLast Updated: 2003-08-29

Alternate Designations
 1943 DM = 1957 JT = 1975 UM = 1982 VM1 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-Jan-24 14:00 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin