This website does readability filtering of other pages. All styles, scripts, forms and ads are stripped. If you want your website excluded or have other feedback, use this form.

JPL Small-Body Database Browser

+ View the NASA Portal
+ Center for Near-Earth Object Studies 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.

26440 (2000 AA4) Classification:           SPK-ID: 2026440 [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
[ show orbit diagram ]
Orbital Elements at Epoch 2458600.5 (2019-Apr-27.0) TDB
Reference: JPL 20 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units  .133743803627852 4.1992e-08   2.570814694084754 1.3235e-08 au 2.226984158475486 1.0971e-07 au 23.19570256010039 3.8396e-06 deg 104.0436106892508 1.2475e-05 deg 74.80319306257114 1.9174e-05 deg 189.9072906590398 1.5819e-05 deg 2459311.857288068819
(2021-Apr-07.35728807) 6.7669e-05 TDB 1505.582600788792
4.12 1.1627e-05
3.183e-08 d
yr .2391100958601619 1.8465e-09 deg/d 2.914645229694022 1.5005e-08 au Orbit Determination Parameters        998           14444 days (39.55 yr)           1980-05-12           2019-11-28           DE431           SB431-N16           0           .49829           ORB           Otto Matic           2019-Dec-04 00:53:21  
Additional Information  = 1.34226 au    = 2.38237 au    = 3.305  [ 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 H 14.6   n/a MPO358876   diameter 7.087 km 0.243 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)   albedo 0.042   0.004 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
26440 (2000 AA4)          Discovered 2000-Jan-03 by LINEAR at Socorro Reference: 20010705/Numbers.arc Last Updated: 2004-04-19
[ show close-approach data ]
Alternate Designations
 2000 AA4 = 1980 JZ = 1997 MW4  [ Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ] 2019-Dec-06 16:13 UT
(server date/time)   Site Manager: Ryan S. Park Webmaster: Alan B. Chamberlin