There is another opportunity to image 2007 TU24 at 2008-1-30 9:00 UT as it passes within 1 deg of beta UMa (Merak). Here are charts for Utah and Mauna Kea, Hawaii. Salt Lake City Chart http://gallery.utahastronomy.com/main.php?g2_itemId=10896 Mauna Kea Chart http://gallery.utahastronomy.com/main.php?g2_itemId=10899 For Utah, the altitude at the time of observation is good - about 50 degs - but the Moon is up and the event is at 2:00 am MST. For Hawaii, the altitude is closer to marginal - about 27 degs but rising - but the Moon is down and the event is at 11:00pm PM Hawaii time. NASA JPL Ephemeris Horizons System http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=2007%20T... NEO 3D Orbit Simulator http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=2007+TU24&orb=1 Emphemeis Data for Salt Lake City ***************************************************** Date__(UT)__HR:MN R.A._(ICRF/J2000.0)_DEC APmag ***************************************************** 2008-Jan-30 08:45 m 11 02 21.38 +55 22 50.1 11.16 2008-Jan-30 09:00 m 11 03 13.97 +55 08 45.1 11.17 2008-Jan-30 09:15 m 11 04 05.11 +54 54 47.0 11.18 2008-Jan-30 09:30 m 11 04 54.88 +54 40 55.6 11.20 2008-Jan-30 09:45 m 11 05 43.34 +54 27 10.9 11.21 2008-Jan-30 10:00 m 11 06 30.59 +54 13 32.9 11.22 2008-Jan-30 10:15 t 11 07 16.68 +54 00 01.5 11.23 2008-Jan-30 10:30 m 11 08 01.69 +53 46 36.7 11.25 2008-Jan-30 10:45 m 11 08 45.67 +53 33 18.5 11.26 2008-Jan-30 11:00 m 11 09 28.70 +53 20 06.8 11.27 Emphemeis Data for Mauna Kea ***************************************************** Date__(UT)__HR:MN R.A._(ICRF/J2000.0)_DEC APmag ***************************************************** 2008-Jan-30 08:45 11 03 56.21 +55 21 51.3 11.17 2008-Jan-30 09:00 11 04 50.04 +55 08 30.2 11.18 2008-Jan-30 09:15 11 05 42.02 +54 55 16.0 11.19 2008-Jan-30 09:30 11 06 32.24 +54 42 08.7 11.21 2008-Jan-30 09:45 11 07 20.78 +54 29 07.9 11.22 2008-Jan-30 10:00 11 08 07.73 +54 16 13.5 11.23 2008-Jan-30 10:15 11 08 53.14 +54 03 25.2 11.24 2008-Jan-30 10:30 11 09 37.12 +53 50 42.9 11.26 2008-Jan-30 10:45 11 10 19.73 +53 38 06.4 11.27 2008-Jan-30 11:00 m 11 11 01.04 +53 25 35.5 11.28 - Kurt ____________________________________________________________________________________ Never miss a thing. Make Yahoo your home page. http://www.yahoo.com/r/hs