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 ]  
22138 Laynrichards (2000 VD25)
Classification: Main-belt Asteroid          SPK-ID: 2022138
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 25 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1576695381516579 4.0271e-08  
a 3.172948371632629 1.9846e-08 au
q 2.672671067298257 1.288e-07 au
i 2.03032809784087 3.9211e-06 deg
node 72.08250081375917 0.00012038 deg
peri 294.8935530121314 0.00012095 deg
M 236.5881133459864 1.4123e-05 deg
tp 2459908.197116498187
(2022-Nov-24.69711650)
8.498e-05 TDB
period 2064.395649777239
5.65
1.9368e-05
5.303e-08
d
yr
n .1743851766200177 1.6361e-09 deg/d
Q 3.673225675967 2.2975e-08 au
  Orbit Determination Parameters
   # obs. used (total)      918  
   data-arc span      10938 days (29.95 yr)  
   first obs. used      1991-03-09  
   last obs. used      2021-02-17  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .54945  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 04:01:31  

Additional Information
 Earth MOID = 1.67071 au 
 Jupiter MOID = 1.78894 au 
 T_jup = 3.181 
[ show covariance matrix ]

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 14.47   n/a E2021B10  
diameter diameter 7.453 km 0.477 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
geometric albedo albedo 0.055   0.013 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

22138 Laynrichards           Discovered 2000 Nov. 1 by the Lincoln Laboratory Near-Earth Asteroid Research Team at Socorro.
Layne Richards mentored a finalist in the 2005 Discovery Channel Young Scientist Challenge (DCYSC), a middle school science competition. He teaches at the Kamehameha Schools, Keaau Campus, Keaau, Hawaii.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20051019/MPCPages.arcLast Updated: 2005-10-26

[ hide close-approach data ]
Close-Approach Data   ...sorted by Date/Time (TDB)
Date/Time (TDB) Time Uncertainty
(days_HH:MM)
Body Nominal Distance (au) Minimum Distance (au) Maximum Distance (au) V-relative (km/s) V-infinity (km/s) JD (TDB) Time Uncertainty (minutes) Semi-major axis (km) Semi-minor axis (km) range-LOV angle (deg) N-sigma BP Orbit Ref. Reference Modified
1935-May-28 02:09 00:03 Jupiter 1.99043383344896 1.99043297622568 1.99043469067224 2.91990645970146 2.77033578684117 2427950.589544227 2.84743547772645 58.9240721517751 18.8406633643136 -73.420500739561 1983810.06966994 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
1946-May-14 13:59 00:02 Jupiter 1.89125416548566 1.89125353963201 1.89125479133962 2.41106488575987 2.21754552401734 2431955.082515628 2.35292909977224 88.3868936128226 8.63718312730089 -86.067638383524 2548311.68070969 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
1957-May-08 04:08 00:02 Jupiter 1.842383649516 1.84238323128714 1.84238406774476 2.21797884115884 1.99998616383175 2435966.672389371 1.87366657031834 101.183698688933 4.21579986946991 -87.8246150604919 2903222.68714505 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
1968-Apr-29 17:57 00:01 Jupiter 1.85502624701344 1.85502587179686 1.85502662223003 2.35205630827483 2.14917425556986 2439976.248144202 1.44977891268717 77.5744145934942 3.95030792818766 -87.7786855436569 3255905.04144608 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
1979-Apr-13 05:08 00:01 Jupiter 1.92622244107145 1.92622204507033 1.92622283707246 2.84063679766193 2.68137138763729 2443976.713905144 1.06765592923559 49.7775967523718 9.93995058495449 88.7706445435036 3175182.57349224 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
2077-Jul-29 09:41 00:02 Jupiter 1.92775914352967 1.92775873542232 1.92775955163691 2.62815169227009 2.45528358450368 2479878.903373700 1.84420260359725 53.9429520841936 8.32739170538568 88.9207569381288 2950309.74823024 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
2088-Jul-19 03:40 00:02 Jupiter 1.85635810108298 1.85635769752411 1.85635850464175 2.27163827862437 2.0610135288766 2483886.653077575 2.24955452154515 96.4044446218169 3.52897744558878 88.2372431596426 2864823.49712193 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
2099-Jul-13 23:06 00:03 Jupiter 1.84364564772749 1.84364524114583 1.84364605430957 2.23727894439509 2.02152442228425 2487898.462273223 2.71647447368972 137.593413113722 3.07618973698467 89.9463410377384 3082316.64943343 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
2110-Jul-02 20:45 00:03 Jupiter 1.89240795159724 1.89240738944921 1.89240851374688 2.54271860082304 2.36013522230991 2491904.364355763 3.24168532654354 127.913274462109 6.84832809476311 88.2269587607715 3376262.44785083 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
2121-Jun-10 12:34 00:04 Jupiter 1.99168736502018 1.9916866146671 1.99168811537384 3.20067987050737 3.06492967855721 2495900.023780166 3.75229273649305 83.0978124446386 14.7750340133541 78.9017944352218 2554129.58079608 T 25 CATAB v2.0f-lin.ifort 2021-Apr-13 04:01:34 2021-Apr-13 04:01
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
ABOUT SSD CREDITS/AWARDS PRIVACY/COPYRIGHT GLOSSARY LINKS
FirstGov 2021-May-11 02:23 UT
(server date/time)  
NASA Home Page
Site Manager:   Ryan S. Park
Webmaster  Alan B. Chamberlin