Event between 12BZ154 and star GA0960:03455232 with event index number of 1320887
Geocentric closest approach at 2023/11/19 10:29:53 UTC
J2000 position of star is 08:52:23.0 +06:00:30
Equinox of date position of star is 08:53:24.1 +05:56:06
Stellar brightness G=16.0,
use SENSEUP=128
Star is 164 degrees from the moon.
Moon is 39% illuminated.
TNO apparent brightness V=23.0
[RECON map]
TNO is 38.0 AU from the Sun
and 37.7 AU from the Earth.
The TNO is moving 8.2
km/sec on the sky relative to the star, or,
1.1 arcsec/hr.
The 1-sigma error in the time of the event is 258 seconds.
The 1-sigma cross-track error in the shadow position is
2353 km.
The sky-plane scale is
27377.4 km/arcsec.
The TNO has an absolute magnitude Hv=7.1
Diameter=231.2 km assuming a 5% albedo -- 28.3 sec chord
Diameter=94.4 km assuming a 30% albedo -- 11.5 sec chord
Dynamical classification is SCATNEAR
Star training set for 12BZ154, (2023/11/19 10:30UT) Object RA Dec mag sep mel Regulus 10:09:38.6 +11:50:58 1.3 19.68 163 Alphard 09:28:45.7 -08:45:48 2.0 17.09 150 PPM 155117 08:53:39.8 +05:14:57 6.5 0.67 163 PPM 155134 08:54:15.5 +06:06:01 8.4 0.24 164 PPM 155125 08:53:56.4 +05:41:36 9.5 0.24 164 12BZ154 08:53:38.9 +05:55:02 16.0 164 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
3.5 sigma about the mid-time.
The median site spacing is 4.0 km
RECON observability=1.0 and success probability=0.2%
| Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
| Chiloquin | 10:26:22 | -50.3 | Dark | Down | 39.1 | 124.3 | Up | 10:11:22 - 10:41:22 | 10142 |
| Klamath Falls | 10:26:25 | -50.4 | Dark | Down | 39.3 | 124.1 | Up | 10:11:25 - 10:41:25 | 10137 |
| Sisters | 10:25:58 | -49.5 | Dark | Down | 38.2 | 125.6 | Up | 10:10:58 - 10:40:58 | 10125 |
| La Pine/Gilchrist | 10:26:05 | -49.7 | Dark | Down | 38.6 | 125.3 | Up | 10:11:05 - 10:41:05 | 10122 |
| Tulelake | 10:26:30 | -50.3 | Dark | Down | 39.7 | 124.3 | Up | 10:11:30 - 10:41:30 | 10119 |
| Oregon Observatory | 10:26:02 | -49.5 | Dark | Down | 38.5 | 125.5 | Up | 10:11:02 - 10:41:02 | 10118 |
| Fall River/Burney | 10:26:37 | -50.5 | Dark | Down | 40.3 | 123.7 | Up | 10:11:37 - 10:41:37 | 10112 |
| Bend | 10:26:00 | -49.4 | Dark | Down | 38.5 | 125.7 | Up | 10:11:00 - 10:41:00 | 10111 |
| Redmond | 10:26:01 | -49.2 | Dark | Down | 38.5 | 126.0 | Up | 10:11:01 - 10:41:01 | 10103 |
| The Dalles | 10:25:43 | -48.7 | Dark | Down | 37.6 | 126.7 | Up | 10:10:43 - 10:40:43 | 10101 |
| Madras/Culver | 10:25:54 | -49.0 | Dark | Down | 38.3 | 126.2 | Up | 10:10:54 - 10:40:54 | 10099 |
| Maupin | 10:25:51 | -48.8 | Dark | Down | 38.0 | 126.6 | Up | 10:10:51 - 10:40:51 | 10096 |
| North Lake | 10:26:12 | -49.4 | Dark | Down | 39.2 | 125.7 | Up | 10:11:12 - 10:41:12 | 10087 |
| Greenville | 10:26:50 | -50.5 | Dark | Down | 41.1 | 123.6 | Up | 10:11:50 - 10:41:50 | 10081 |
| Quincy | 10:26:54 | -50.5 | Dark | Down | 41.2 | 123.5 | Up | 10:11:54 - 10:41:54 | 10080 |
| Goldendale | 10:25:40 | -48.4 | Dark | Down | 37.7 | 127.2 | Up | 10:10:40 - 10:40:40 | 10080 |
| Gimple | 10:26:51 | -50.4 | Dark | Down | 41.1 | 123.7 | Up | 10:11:51 - 10:41:51 | 10077 |
| Paisley | 10:26:16 | -49.4 | Dark | Down | 39.8 | 125.7 | Up | 10:11:16 - 10:41:16 | 10066 |
| Susanville | 10:26:42 | -50.2 | Dark | Down | 41.1 | 124.1 | Up | 10:11:42 - 10:41:42 | 10065 |
| Yakima | 10:25:28 | -47.9 | Dark | Down | 37.3 | 127.9 | Up | 10:10:28 - 10:40:28 | 10063 |
| Ellensburg | 10:25:26 | -47.7 | Dark | Down | 37.1 | 128.2 | Up | 10:10:26 - 10:40:26 | 10061 |
| Toppenish/White Swan | 10:25:32 | -47.9 | Dark | Down | 37.6 | 128.0 | Up | 10:10:32 - 10:40:32 | 10055 |
| Lakeview | 10:26:19 | -49.4 | Dark | Down | 40.2 | 125.5 | Up | 10:11:19 - 10:41:19 | 10054 |
| Portola | 10:26:47 | -50.2 | Dark | Down | 41.6 | 123.8 | Up | 10:11:47 - 10:41:47 | 10051 |
| Wenatchee | 10:25:16 | -47.4 | Dark | Down | 36.9 | 128.6 | Up | 10:10:16 - 10:40:16 | 10047 |
| Cedarville | 10:26:30 | -49.5 | Dark | Down | 40.7 | 125.3 | Up | 10:11:30 - 10:41:30 | 10042 |
| Entiat | 10:25:14 | -47.2 | Dark | Down | 36.8 | 128.9 | Up | 10:10:14 - 10:40:14 | 10041 |
| Manson/Chelan | 10:25:15 | -47.1 | Dark | Down | 36.7 | 129.1 | Up | 10:10:15 - 10:40:15 | 10035 |
| CPSLO | 10:27:54 | -51.4 | Dark | Down | 44.0 | 120.4 | Up | 10:12:54 - 10:42:54 | 10021 |
| Brewster | 10:25:02 | -46.8 | Dark | Down | 36.7 | 129.5 | Up | 10:10:02 - 10:40:02 | 10015 |
| Reno | 10:26:56 | -49.8 | Dark | Down | 42.2 | 124.4 | Up | 10:11:56 - 10:41:56 | 10009 |
| Carson City | 10:26:54 | -49.9 | Dark | Down | 42.4 | 124.1 | Up | 10:11:54 - 10:41:54 | 10005 |
| Okanogan | 10:24:55 | -46.6 | Dark | Down | 36.7 | 129.9 | Up | 10:09:55 - 10:39:55 | 10003 |
| Gardnerville | 10:27:05 | -49.9 | Dark | Down | 42.6 | 124.0 | Up | 10:12:05 - 10:42:05 | 10000 |
| Summerland | 10:24:54 | -46.1 | Dark | Down | 35.8 | 130.5 | Up | 10:09:54 - 10:39:54 | 9999 |
| George/Umatilla | 10:25:34 | -47.4 | Dark | Down | 38.4 | 128.8 | Up | 10:10:34 - 10:40:34 | 9998 |
| Oliver | 10:24:55 | -46.2 | Dark | Down | 36.1 | 130.3 | Up | 10:09:55 - 10:39:55 | 9996 |
| Okanagan Falls | 10:24:54 | -46.1 | Dark | Down | 36.0 | 130.4 | Up | 10:09:54 - 10:39:54 | 9996 |
| Penticton | 10:24:54 | -46.0 | Dark | Down | 35.9 | 130.5 | Up | 10:09:54 - 10:39:54 | 9994 |
| Tonasket | 10:25:01 | -46.3 | Dark | Down | 36.5 | 130.2 | Up | 10:10:01 - 10:40:01 | 9993 |
| Oroville | 10:24:58 | -46.2 | Dark | Down | 36.4 | 130.4 | Up | 10:09:58 - 10:39:58 | 9991 |
| Anarchist Mountain Observatory | 10:24:55 | -46.2 | Dark | Down | 36.4 | 130.5 | Up | 10:09:55 - 10:39:55 | 9987 |
| Pasco | 10:25:37 | -47.1 | Dark | Down | 38.3 | 129.3 | Up | 10:10:37 - 10:40:37 | 9986 |
| Kelowna | 10:24:41 | -45.8 | Dark | Down | 35.7 | 130.9 | Up | 10:09:41 - 10:39:41 | 9982 |
| PNWRO | 10:25:30 | -47.1 | Dark | Down | 38.6 | 129.4 | Up | 10:10:30 - 10:40:30 | 9973 |
| Yerington | 10:26:58 | -49.5 | Dark | Down | 42.9 | 124.6 | Up | 10:11:58 - 10:41:58 | 9964 |
| Lee Vining | 10:27:12 | -49.7 | Dark | Down | 43.5 | 123.9 | Up | 10:12:12 - 10:42:12 | 9952 |
| Hawthorne | 10:27:05 | -49.2 | Dark | Down | 43.5 | 124.9 | Up | 10:12:05 - 10:42:05 | 9927 |
| Bishop | 10:27:19 | -49.3 | Dark | Down | 44.4 | 124.2 | Up | 10:12:19 - 10:42:19 | 9900 |
| Lone Pine | 10:27:29 | -49.2 | Dark | Down | 45.0 | 124.0 | Up | 10:12:29 - 10:42:29 | 9868 |
| Wildwood | 10:28:04 | -50.0 | Dark | Down | 46.1 | 121.4 | Up | 10:13:04 - 10:43:04 | 9868 |
| Tonopah | 10:27:03 | -48.3 | Dark | Down | 44.7 | 126.0 | Up | 10:12:03 - 10:42:03 | 9832 |
| Beatty | 10:27:21 | -48.1 | Dark | Down | 45.7 | 125.6 | Up | 10:12:21 - 10:42:21 | 9787 |
| Idyllwild | 10:28:00 | -48.5 | Dark | Down | 47.6 | 123.1 | Up | 10:13:00 - 10:43:00 | 9734 |
| Indian Springs | 10:27:22 | -47.3 | Dark | Down | 46.6 | 126.5 | Up | 10:12:22 - 10:42:22 | 9711 |
| Henderson | 10:27:22 | -46.9 | Dark | Down | 47.4 | 126.8 | Up | 10:12:22 - 10:42:22 | 9656 |
| Searchlight/Boulder City | 10:27:26 | -46.9 | Dark | Down | 47.8 | 126.4 | Up | 10:12:26 - 10:42:26 | 9642 |
| Calipatria | 10:28:02 | -47.6 | Dark | Down | 48.8 | 123.8 | Up | 10:13:02 - 10:43:02 | 9640 |
| Laughlin/Bullhead City | 10:27:33 | -46.7 | Dark | Down | 48.2 | 126.6 | Up | 10:12:33 - 10:42:33 | 9613 |
| Mohave Valley | 10:27:38 | -46.7 | Dark | Down | 48.4 | 126.3 | Up | 10:12:38 - 10:42:38 | 9608 |
| Blythe | 10:27:53 | -46.8 | Dark | Down | 49.1 | 125.2 | Up | 10:12:53 - 10:42:53 | 9585 |
| Lake Havasu City | 10:27:42 | -46.5 | Dark | Down | 48.8 | 126.3 | Up | 10:12:42 - 10:42:42 | 9583 |
| Kingman/Dolan Springs | 10:27:29 | -46.3 | Dark | Down | 48.5 | 127.1 | Up | 10:12:29 - 10:42:29 | 9577 |
| Parker | 10:27:45 | -46.5 | Dark | Down | 49.0 | 126.0 | Up | 10:12:45 - 10:42:45 | 9574 |
| Yuma | 10:28:03 | -46.9 | Dark | Down | 49.7 | 124.3 | Up | 10:13:03 - 10:43:03 | 9569 |
| Patrick | 10:27:29 | -46.1 | Dark | Down | 48.5 | 127.6 | Up | 10:12:29 - 10:42:29 | 9568 |
| DCO | 10:27:29 | -45.5 | Dark | Down | 49.1 | 128.1 | Up | 10:12:29 - 10:42:29 | 9513 |
| SwRI | 10:25:56 | -39.0 | Dark | Down | 49.9 | 141.7 | Up | 10:10:56 - 10:40:56 | 9059 |
| Niwot | 10:25:55 | -38.9 | Dark | Down | 49.9 | 141.9 | Up | 10:10:55 - 10:40:55 | 9055 |
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 12BZ154, (2023/11/19 10:30UT) Object RA Dec mag sep mel Regulus 10:08:22.0 +11:58:02 1.3 19.68 163 Alphard 09:27:35.2 -08:39:31 2.0 17.09 150 PPM 155117 08:52:24.2 +05:20:25 6.5 0.67 163 PPM 155134 08:52:59.5 +06:11:30 8.4 0.24 164 PPM 155125 08:52:40.6 +05:47:05 9.5 0.24 164 12BZ154 08:52:23.0 +06:00:30 16.0 164 Positions are for J2000
Event circumstances last updated at 2019/03/20 23:54:34 UT
Marc W. Buie, Southwest Research Institute