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 ]  
27624 (2001 MD3)
Classification: Main-belt Asteroid          SPK-ID: 2027624
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 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1596484652287199 4.5322e-08  
a 3.12235213706155 1.7352e-08 au
q 2.62387341047606 1.4323e-07 au
i 4.682074014573692 5.1055e-06 deg
node 348.9395887940254 4.5735e-05 deg
peri 1.027953532040056 4.7186e-05 deg
M 111.9705638768765 1.1475e-05 deg
tp 2458373.709200641186
(2018-Sep-12.20920064)
6.4163e-05 TDB
period 2015.214355956029
5.52
1.6799e-05
4.599e-08
d
yr
n .178641045770644 1.4892e-09 deg/d
Q 3.620830863647041 2.0123e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1531  
   data-arc span      16572 days (45.37 yr)  
   first obs. used      1974-09-19  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:07:28  

Additional Information
 Earth MOID = 1.61781 au 
 Jupiter MOID = 1.80601 au 
 T_jup = 3.191 
[ hide covariance matrix ]
Orbital Elements at Epoch 2456529.5 (2013-Aug-25.0) TDB
Reference: JPL 28 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1561072817395389 4.4617e-08  
q 2.634212330401287 1.3985e-07 au
tp 2456338.595748373580
(2013-Feb-15.09574837)
6.9442e-05 TDB
node 349.1568333245716 4.5858e-05 deg
peri 358.0486766368726 4.7448e-05 deg
i 4.682061916070377 5.0898e-06 deg
  Orbit Determination Parameters
   # obs. used (total)      1531  
   data-arc span      16572 days (45.37 yr)  
   first obs. used      1974-09-19  
   last obs. used      2020-02-02  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-N16  
   condition code      0  
   norm. resid. RMS      .51805  
   source      ORB  
   producer      Otto Matic  
   solution date      2020-Feb-23 01:07:28  

Additional Information
 Jupiter MOID = 1.80601 au 
 T_jup = 3.191 
Orbit Covariance (6×6)
  e q tp node peri i
e 1.990690086603333E-15 -6.207531714429582E-15 1.720918498449045E-14 4.211966495693583E-15 -2.608904536468442E-14 -2.318128191779978E-16
q -6.207531714429582E-15 1.955749587069857E-14 -2.337715883239473E-13 -1.324387121999693E-14 5.410715370312097E-14 1.629016043254179E-15
tp 1.720918498449045E-14 -2.337715883239473E-13 4.822122143772338E-9 1.381681308030626E-11 8.561705250988673E-10 -2.232029140824703E-13
node 4.211966495693583E-15 -1.324387121999693E-14 1.381681308030626E-11 2.102961599079187E-9 -2.093936721104469E-9 -2.397612947972401E-12
peri -2.608904536468442E-14 5.410715370312097E-14 8.561705250988673E-10 -2.093936721104469E-9 2.25134939503865E-9 2.311519561923699E-12
i -2.318128191779978E-16 1.629016043254179E-15 -2.232029140824703E-13 -2.397612947972401E-12 2.311519561923699E-12 2.590561770106815E-11

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 13.6   n/a MPO337491  
diameter diameter 8.740 km 0.214 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.133   0.026 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

27624 (2001 MD3)          Discovered 2001-Jun-19 by JPL/GEODSS NEAT at Palomar
Reference: 20010804/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 2001 MD3 = 1974 SX = 1996 TD49 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2020-Feb-23 20:41 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin