Event between 06UX184 and star UC4-631-014009 with event index number of 98922
Geocentric closest approach at 2017/09/21 17:21:33 UTC
J2000 position of star is 03:49:02.6 +36:01:44
Equinox of date position of star is 03:50:10.1 +36:04:51
Stellar brightness R=15.8,
use SENSEUP=128
Star is 130 degrees from the moon.
Moon is 3% illuminated.
TNO apparent brightness V=21.9
[RECON map]
TNO is 20.4 AU from the Sun
and 20.0 AU from the Earth.
The TNO is moving 13.4
km/sec on the sky relative to the star, or,
3.3 arcsec/hr.
The 1-sigma error in the time of the event is 471 seconds.
The 1-sigma cross-track error in the shadow position is
4521 km.
The sky-plane scale is
14506.5 km/arcsec.
The TNO has an absolute magnitude Hv=8.6
Diameter=116.4 km assuming a 5% albedo -- 8.7 sec chord
Diameter=47.5 km assuming a 30% albedo -- 3.6 sec chord
Dynamical classification is CENTAURR
Star training set for 06UX184, (2017/09/21 17:22UT) Object RA Dec mag sep mel Aldebaran 04:36:56.4 +16:32:37 0.8 22.13 127 44Zet Per 03:55:15.0 +31:56:06 2.8 4.28 132 PPM 068741 03:45:40.6 +36:30:53 5.6 1.01 131 PPM 068743 03:45:43.9 +35:54:37 8.3 0.92 131 PPM 068799 03:50:12.0 +36:26:24 9.6 0.36 130 PPM 068786 03:49:20.1 +36:09:43 11.2 0.19 131 06UX184 03:50:11.7 +36:04:55 15.8 130 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
1.9 sigma about the mid-time.
The median site spacing is 0.0 km
RECON observability=0.0 and success probability=0.0%
Site | Site mid-time (UT) |
Sun alt (deg) |
Sky | Moon | Star alt (deg) |
Star az (deg) |
Target | Observing Time (UT) |
X-track (km) |
Niwot | 17:20:49 | 45.1 | Sun up | Up | 16.7 | 303.4 | Really Low | 17:05:49 - 17:35:49 | 2110 |
DCO | 17:19:46 | 44.6 | Sun up | Up | 19.6 | 300.9 | Really Low | 17:04:46 - 17:34:46 | 1874 |
Patrick | 17:19:46 | 44.0 | Sun up | Up | 20.2 | 300.5 | Low | 17:04:46 - 17:34:46 | 1849 |
Kingman/Dolan Springs | 17:19:44 | 44.0 | Sun up | Up | 20.2 | 300.5 | Low | 17:04:44 - 17:34:44 | 1841 |
Lake Havasu City | 17:19:38 | 44.3 | Sun up | Up | 20.1 | 300.6 | Low | 17:04:38 - 17:34:38 | 1826 |
Parker | 17:19:36 | 44.5 | Sun up | Up | 19.9 | 300.7 | Really Low | 17:04:36 - 17:34:36 | 1825 |
Laughlin/Bullhead City | 17:19:42 | 43.7 | Sun up | Up | 20.6 | 300.3 | Low | 17:04:42 - 17:34:42 | 1820 |
Mohave Valley | 17:19:40 | 43.9 | Sun up | Up | 20.5 | 300.3 | Low | 17:04:40 - 17:34:40 | 1819 |
Blythe | 17:19:31 | 44.7 | Sun up | Up | 19.9 | 300.7 | Really Low | 17:04:31 - 17:34:31 | 1810 |
Searchlight/Boulder City | 17:19:44 | 43.3 | Sun up | Up | 21.0 | 300.0 | Low | 17:04:44 - 17:34:44 | 1809 |
Henderson | 17:19:48 | 42.9 | Sun up | Up | 21.3 | 299.8 | Low | 17:04:48 - 17:34:48 | 1809 |
Yuma | 17:19:25 | 45.2 | Sun up | Up | 19.4 | 301.0 | Really Low | 17:04:25 - 17:34:25 | 1801 |
Indian Springs | 17:19:50 | 42.1 | Sun up | Up | 22.1 | 299.3 | Low | 17:04:50 - 17:34:50 | 1784 |
Calipatria | 17:19:25 | 44.4 | Sun up | Up | 20.3 | 300.5 | Low | 17:04:25 - 17:34:25 | 1769 |
Beatty | 17:19:49 | 41.3 | Sun up | Up | 23.0 | 298.7 | Low | 17:04:49 - 17:34:49 | 1742 |
Tonopah | 17:19:57 | 40.2 | Sun up | Up | 23.8 | 298.1 | Low | 17:04:57 - 17:34:57 | 1727 |
Idyllwild | 17:19:26 | 43.2 | Sun up | Up | 21.5 | 299.8 | Low | 17:04:26 - 17:34:26 | 1727 |
Lone Pine | 17:19:43 | 40.6 | Sun up | Up | 23.8 | 298.3 | Low | 17:04:43 - 17:34:43 | 1688 |
Bishop | 17:19:49 | 39.9 | Sun up | Up | 24.3 | 297.8 | Low | 17:04:49 - 17:34:49 | 1677 |
Hawthorne | 17:19:57 | 39.1 | Sun up | Up | 25.0 | 297.3 | Low | 17:04:57 - 17:34:57 | 1670 |
Lee Vining | 17:19:51 | 39.1 | Sun up | Up | 25.1 | 297.3 | Low | 17:04:51 - 17:34:51 | 1649 |
Yerington | 17:20:00 | 38.5 | Sun up | Up | 25.6 | 296.8 | Low | 17:05:00 - 17:35:00 | 1649 |
Wildwood | 17:19:24 | 41.7 | Sun up | Up | 23.0 | 299.0 | Low | 17:04:24 - 17:34:24 | 1649 |
Gardnerville | 17:19:58 | 38.2 | Sun up | Up | 26.0 | 296.6 | Low | 17:04:58 - 17:34:58 | 1624 |
Carson City | 17:20:00 | 38.0 | Sun up | Up | 26.1 | 296.5 | Low | 17:05:00 - 17:35:00 | 1623 |
Reno | 17:20:02 | 37.7 | Sun up | Up | 26.3 | 296.3 | Low | 17:05:02 - 17:35:02 | 1622 |
PNWRO | 17:20:54 | 34.1 | Sun up | Up | 28.3 | 293.9 | Low | 17:05:54 - 17:35:54 | 1619 |
Pasco | 17:20:56 | 33.8 | Sun up | Up | 28.5 | 293.6 | Low | 17:05:56 - 17:35:56 | 1608 |
Cedarville | 17:20:17 | 36.3 | Sun up | Up | 27.4 | 295.2 | Low | 17:05:17 - 17:35:17 | 1604 |
George/Umatilla | 17:20:53 | 34.0 | Sun up | Up | 28.5 | 293.6 | Low | 17:05:53 - 17:35:53 | 1604 |
Lakeview | 17:20:22 | 35.8 | Sun up | Up | 27.7 | 294.9 | Low | 17:05:22 - 17:35:22 | 1595 |
Portola | 17:20:03 | 37.2 | Sun up | Up | 26.9 | 295.9 | Low | 17:05:03 - 17:35:03 | 1595 |
Susanville | 17:20:07 | 36.7 | Sun up | Up | 27.2 | 295.5 | Low | 17:05:07 - 17:35:07 | 1586 |
Paisley | 17:20:25 | 35.4 | Sun up | Up | 28.1 | 294.5 | Low | 17:05:25 - 17:35:25 | 1585 |
Gimple | 17:20:04 | 36.8 | Sun up | Up | 27.3 | 295.5 | Low | 17:05:04 - 17:35:04 | 1577 |
Quincy | 17:20:03 | 36.8 | Sun up | Up | 27.2 | 295.6 | Low | 17:05:03 - 17:35:03 | 1574 |
Greenville | 17:20:04 | 36.7 | Sun up | Up | 27.3 | 295.5 | Low | 17:05:04 - 17:35:04 | 1574 |
North Lake | 17:20:28 | 34.8 | Sun up | Up | 28.5 | 294.1 | Low | 17:05:28 - 17:35:28 | 1567 |
CPSLO | 17:19:28 | 39.7 | Sun up | Up | 25.1 | 297.7 | Low | 17:04:28 - 17:34:28 | 1567 |
Tonasket | 17:21:14 | 32.0 | Sun up | Up | 29.6 | 292.2 | Low | 17:06:14 - 17:36:14 | 1562 |
Okanogan | 17:21:12 | 32.2 | Sun up | Up | 29.6 | 292.3 | Low | 17:06:12 - 17:36:12 | 1562 |
Toppenish/White Swan | 17:20:54 | 33.1 | Sun up | Up | 29.4 | 292.8 | Low | 17:05:54 - 17:35:54 | 1559 |
Brewster | 17:21:09 | 32.3 | Sun up | Up | 29.6 | 292.3 | Low | 17:06:09 - 17:36:09 | 1559 |
Oroville | 17:21:16 | 31.9 | Sun up | Up | 29.7 | 292.1 | Low | 17:06:16 - 17:36:16 | 1558 |
Fall River/Burney | 17:20:11 | 35.9 | Sun up | Up | 28.0 | 294.9 | Low | 17:05:11 - 17:35:11 | 1554 |
Yakima | 17:20:56 | 32.9 | Sun up | Up | 29.6 | 292.6 | Low | 17:05:56 - 17:35:56 | 1551 |
Entiat | 17:21:05 | 32.3 | Sun up | Up | 29.7 | 292.3 | Low | 17:06:05 - 17:36:05 | 1549 |
Goldendale | 17:20:49 | 33.2 | Sun up | Up | 29.4 | 292.9 | Low | 17:05:49 - 17:35:49 | 1549 |
Redmond | 17:20:36 | 34.0 | Sun up | Up | 29.1 | 293.4 | Low | 17:05:36 - 17:35:36 | 1549 |
Wenatchee | 17:21:02 | 32.5 | Sun up | Up | 29.7 | 292.3 | Low | 17:06:02 - 17:36:02 | 1549 |
Manson/Chelan | 17:21:07 | 32.2 | Sun up | Up | 29.8 | 292.2 | Low | 17:06:07 - 17:36:07 | 1549 |
Tulelake | 17:20:18 | 35.3 | Sun up | Up | 28.4 | 294.4 | Low | 17:05:18 - 17:35:18 | 1549 |
Madras/Culver | 17:20:39 | 33.8 | Sun up | Up | 29.2 | 293.3 | Low | 17:05:39 - 17:35:39 | 1549 |
Ellensburg | 17:20:59 | 32.6 | Sun up | Up | 29.7 | 292.4 | Low | 17:05:59 - 17:35:59 | 1547 |
Bend | 17:20:33 | 34.1 | Sun up | Up | 29.1 | 293.5 | Low | 17:05:33 - 17:35:33 | 1545 |
Maupin | 17:20:44 | 33.5 | Sun up | Up | 29.4 | 293.0 | Low | 17:05:44 - 17:35:44 | 1545 |
Oregon Observatory | 17:20:32 | 34.1 | Sun up | Up | 29.1 | 293.5 | Low | 17:05:32 - 17:35:32 | 1541 |
La Pine/Gilchrist | 17:20:30 | 34.2 | Sun up | Up | 29.1 | 293.5 | Low | 17:05:30 - 17:35:30 | 1540 |
The Dalles | 17:20:46 | 33.2 | Sun up | Up | 29.6 | 292.8 | Low | 17:05:46 - 17:35:46 | 1537 |
Klamath Falls | 17:20:19 | 35.0 | Sun up | Up | 28.7 | 294.1 | Low | 17:05:19 - 17:35:19 | 1536 |
Sisters | 17:20:35 | 33.8 | Sun up | Up | 29.4 | 293.2 | Low | 17:05:35 - 17:35:35 | 1533 |
Chiloquin | 17:20:22 | 34.7 | Sun up | Up | 28.9 | 293.9 | Low | 17:05:22 - 17:35:22 | 1531 |
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 06UX184, (2017/09/21 17:22UT) Object RA Dec mag sep mel Aldebaran 04:35:55.3 +16:30:30 0.8 22.13 127 44Zet Per 03:54:07.9 +31:53:01 2.8 4.28 132 PPM 068741 03:44:31.5 +36:27:36 5.6 1.01 131 PPM 068743 03:44:35.1 +35:51:20 8.3 0.92 131 PPM 068799 03:49:02.8 +36:23:13 9.6 0.36 130 PPM 068786 03:48:11.1 +36:06:31 11.2 0.19 131 06UX184 03:49:02.6 +36:01:44 15.8 130 Positions are for J2000
Event circumstances last updated at 2017/04/24 16:11:47 UT
Marc W. Buie, Southwest Research Institute