Event between (470309) 07JK43 and star GA1100:08795213 with event index number of 2818905
Geocentric closest approach at 2029/08/07 10:29:58 UTC
J2000 position of star is 19:19:55.3 +21:17:04
Equinox of date position of star is 19:20:58.7 +21:19:53
Stellar brightness G=16.8,
use SENSEUP=128 with the MallinCam and and exposure
time of 2 seconds with the QHY174 camera.
Star is 136 degrees from the moon.
Moon is 8% illuminated.
Apparent brightness V=21.9
[RECON map]
Object is 28.2 AU from the Sun
and 27.5 AU from the Earth.
Apparent velocity is 22.2
km/sec on the sky relative to the star, or,
4.0 arcsec/hr.
The 1-sigma error in the time of the event is 102 seconds.
The 1-sigma cross-track error in the shadow position is
1679 km.
The sky-plane scale is
19914.9 km/arcsec.
The object has an absolute magnitude Hv=7.3
Diameter=209.9 km assuming a 5% albedo -- 9.4 sec chord
Diameter=85.7 km assuming a 30% albedo -- 3.9 sec chord
Dynamical classification is CENTAURS
Star training set for 470309, (2029/08/07 10:30UT) Object RA Dec mag sep mel Vega 18:37:56.4 +38:48:44 0.0 19.78 119 Tarazed 19:47:40.0 +10:41:15 2.7 12.40 144 1 Vul 19:17:29.4 +21:26:40 4.8 0.87 136 PPM 108828 19:22:34.1 +21:01:14 7.2 0.45 136 PPM 108782 19:21:17.2 +21:36:03 9.7 0.26 136 470309 19:21:11.9 +21:20:28 16.8 136 Positions are for equinox of date
This table contains the target star visibility for the RECON
network. The observing range has been set to a maximum of
5.0 sigma about the mid-time.
The median site spacing is 33.2 km
RECON observability=1.0 and success probability=31.0%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Sleaford | 10:26:04 | -9.5 | NT | Up | 24.6 | 273.5 | Low | 10:17:04 - 10:35:04 | 34 |
| Kamloops | 10:26:22 | -16.4 | AT | Up | 33.6 | 262.9 | Up | 10:17:22 - 10:35:22 | -284 |
| Kelowna | 10:26:19 | -16.8 | AT | Up | 33.1 | 264.1 | Up | 10:17:19 - 10:35:19 | -361 |
| Peachland | 10:26:19 | -17.0 | AT | Up | 33.4 | 264.0 | Up | 10:17:19 - 10:35:19 | -376 |
| Summerland | 10:26:19 | -17.1 | AT | Up | 33.3 | 264.2 | Up | 10:17:19 - 10:35:19 | -390 |
| Penticton | 10:26:18 | -17.1 | AT | Up | 33.2 | 264.3 | Up | 10:17:18 - 10:35:18 | -396 |
| Oliver | 10:26:18 | -17.4 | AT | Up | 33.3 | 264.5 | Up | 10:17:18 - 10:35:18 | -433 |
| Anarchist Mountain Observatory | 10:26:17 | -17.4 | AT | Up | 33.2 | 264.8 | Up | 10:17:17 - 10:35:17 | -449 |
| Okanogan | 10:26:17 | -18.0 | Dark | Up | 33.4 | 265.0 | Up | 10:17:17 - 10:35:17 | -519 |
| Victoria | 10:26:24 | -19.3 | Dark | Up | 35.9 | 261.9 | Up | 10:17:24 - 10:35:24 | -532 |
| Brewster | 10:26:16 | -18.3 | Dark | Up | 33.5 | 265.0 | Up | 10:17:16 - 10:35:16 | -549 |
| Manson/Chelan | 10:26:16 | -18.6 | Dark | Up | 33.8 | 264.9 | Up | 10:17:16 - 10:35:16 | -574 |
| Wenatchee | 10:26:17 | -19.1 | Dark | Up | 34.0 | 265.1 | Up | 10:17:17 - 10:35:17 | -626 |
| Ellensburg | 10:26:16 | -19.5 | Dark | Up | 34.1 | 265.2 | Up | 10:17:16 - 10:35:16 | -671 |
| Yakima | 10:26:16 | -19.9 | Dark | Up | 34.2 | 265.4 | Up | 10:17:16 - 10:35:16 | -715 |
| Toppenish/White Swan | 10:26:15 | -20.0 | Dark | Up | 34.1 | 265.7 | Up | 10:17:15 - 10:35:15 | -736 |
| PNWRO | 10:26:12 | -19.7 | Dark | Up | 33.1 | 267.1 | Up | 10:17:12 - 10:35:12 | -762 |
| The Dalles | 10:26:15 | -20.9 | Dark | Up | 34.7 | 265.6 | Up | 10:17:15 - 10:35:15 | -826 |
| Maupin | 10:26:15 | -21.2 | Dark | Up | 34.7 | 266.0 | Up | 10:17:15 - 10:35:15 | -870 |
| Sisters | 10:26:14 | -22.1 | Dark | Up | 35.1 | 266.3 | Up | 10:17:14 - 10:35:14 | -968 |
| Bend | 10:26:14 | -22.2 | Dark | Up | 34.9 | 266.6 | Up | 10:17:14 - 10:35:14 | -991 |
| Oregon Observatory | 10:26:14 | -22.4 | Dark | Up | 35.0 | 266.6 | Up | 10:17:14 - 10:35:14 | -1011 |
| Chiloquin | 10:26:13 | -23.7 | Dark | Up | 35.4 | 267.3 | Up | 10:17:13 - 10:35:13 | -1156 |
| Dunrhomin | 10:25:41 | -17.0 | AT | Up | 22.9 | 279.2 | Low | 10:16:41 - 10:34:41 | -1166 |
| Nikitin | 10:25:41 | -17.1 | AT | Up | 22.8 | 279.2 | Low | 10:16:41 - 10:34:41 | -1186 |
| Klamath Falls | 10:26:13 | -23.9 | Dark | Up | 35.3 | 267.6 | Up | 10:17:13 - 10:35:13 | -1193 |
| CU-SBO | 10:25:42 | -17.2 | AT | Up | 22.9 | 279.2 | Low | 10:16:42 - 10:34:42 | -1194 |
| Cedarville | 10:26:08 | -23.8 | Dark | Up | 34.2 | 269.1 | Up | 10:17:08 - 10:35:08 | -1254 |
| Fall River/Burney | 10:26:10 | -24.7 | Dark | Down | 35.1 | 268.7 | Up | 10:17:10 - 10:35:10 | -1318 |
| Gimple | 10:26:08 | -25.2 | Dark | Down | 34.7 | 269.6 | Up | 10:17:08 - 10:35:08 | -1412 |
| Greenville | 10:26:09 | -25.3 | Dark | Down | 34.8 | 269.6 | Up | 10:17:09 - 10:35:09 | -1412 |
| Quincy | 10:26:08 | -25.4 | Dark | Down | 34.8 | 269.7 | Up | 10:17:08 - 10:35:08 | -1434 |
| Portola | 10:26:07 | -25.3 | Dark | Down | 34.4 | 270.1 | Up | 10:17:07 - 10:35:07 | -1443 |
| Reno | 10:26:06 | -25.2 | Dark | Down | 33.9 | 270.7 | Up | 10:17:06 - 10:35:06 | -1466 |
| Carson City | 10:26:05 | -25.5 | Dark | Down | 33.9 | 271.0 | Up | 10:17:05 - 10:35:05 | -1505 |
| Yerington | 10:26:04 | -25.3 | Dark | Up | 33.4 | 271.5 | Up | 10:17:04 - 10:35:04 | -1519 |
| Gardnerville | 10:26:05 | -25.7 | Dark | Down | 33.8 | 271.1 | Up | 10:17:05 - 10:35:05 | -1531 |
| Hawthorne | 10:26:02 | -25.4 | Dark | Up | 33.0 | 272.1 | Up | 10:17:02 - 10:35:02 | -1564 |
| Lee Vining | 10:26:02 | -26.1 | Dark | Down | 33.3 | 272.2 | Up | 10:17:02 - 10:35:02 | -1631 |
| Bishop | 10:26:00 | -26.2 | Dark | Down | 32.7 | 273.0 | Up | 10:17:00 - 10:35:00 | -1689 |
| Beatty | 10:25:57 | -25.7 | Dark | Up | 31.4 | 274.2 | Up | 10:16:57 - 10:34:57 | -1719 |
| Patrick | 10:25:49 | -25.3 | Dark | Up | 29.0 | 276.6 | Low | 10:16:49 - 10:34:49 | -1841 |
| Laughlin/Bullhead City | 10:25:51 | -25.8 | Dark | Up | 29.5 | 276.4 | Low | 10:16:51 - 10:34:51 | -1878 |
| Lake Havasu City | 10:25:50 | -26.2 | Dark | Up | 29.2 | 276.9 | Low | 10:16:50 - 10:34:50 | -1948 |
| George/Scottsdale | 10:25:45 | -25.3 | Dark | Up | 27.1 | 278.5 | Low | 10:16:45 - 10:34:45 | -1993 |
| Wildwood | 10:25:58 | -28.8 | Dark | Down | 32.7 | 275.0 | Up | 10:16:58 - 10:34:58 | -2049 |
| Idyllwild | 10:25:54 | -28.1 | Dark | Down | 31.1 | 276.1 | Up | 10:16:54 - 10:34:54 | -2065 |
| Calipatria | 10:25:52 | -27.9 | Dark | Down | 30.1 | 277.1 | Up | 10:16:52 - 10:34:52 | -2115 |
| Yuma | 10:25:49 | -27.6 | Dark | Up | 29.3 | 277.7 | Low | 10:16:49 - 10:34:49 | -2149 |
Azimuth is measured in degrees eastward from north. North is at an azimuth of 0, due East is at an azimuth of 90 degrees, due South is 180, and due West is 270.
Do not use the listing below for the RECON CPC 1100 telescopes. This is provided for other non-team facilities.
Star training set for 470309, (2029/08/07 10:30UT) Object RA Dec mag sep mel Vega 18:36:56.7 +38:47:08 0.0 19.78 119 Tarazed 19:46:15.6 +10:36:48 2.7 12.40 144 1 Vul 19:16:13.0 +21:23:25 4.8 0.87 136 PPM 108828 19:21:17.3 +20:57:46 7.2 0.45 136 PPM 108782 19:20:00.9 +21:32:39 9.7 0.26 136 470309 19:19:55.3 +21:17:04 16.8 136 Positions are for J2000
Event circumstances last updated at 2024/06/27 21:04:53 UT
Marc W. Buie, Southwest Research Institute