RECON observing guide for 6002_Eetion_20260208181454

Occultation event with (6002) Eetion, event index number 3226
Regions able to see the event: Europe

Geocentric closest approach at 2026/02/08 18:14:54 UTC

J2000 position of star is 03:00:14.0 +09:24:47
Equinox of date position of star is 03:01:38.4 +09:30:55
Star is 167 degrees from the moon. Moon is 57% illuminated.
Stellar brightness G=13.8, apparent brightess of occulting body is G=16.0
Use an exposure time of 0.20 seconds with the standard RECON-QHY system.
SNR of 8.5 per integration for unocculted signal
Expected flux drop is 88% with SNR of 7.4 for the occulted depth (per occulted point)

Apparent velocity is 15.2 km/sec on the sky relative to the star, or, 15.6 arcsec/hr.
Position angle of asteroid motion is 72.8 degrees
The recommended exposure time corresponds to 3.0 km per image.
The 1-sigma error in the time of the event is 0.7 seconds.
The 1-sigma cross-track error in the shadow position is 32.8 km.
The sky-plane scale is 3521.1 km/arcsec.

Diameter estimates:
46.1 km assuming a 5% albedo, maximum of 3.0 sec for a central chord
18.8 km assuming a 30% albedo, maximum of 1.2 sec for a central chord
Cross-track diameter of 40.4 km used for deployment plan.

Star training set for 6002_Eetion, (2026/02/08 18:15UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:37:25.3 +16:33:35  0.8 24.34 150
Menkar         03:03:38.8 +04:11:26  2.5  5.35 163
91Lam Cet      03:01:07.1 +09:00:35  4.7  0.52 167
PPM 118724     03:00:42.3 +10:18:47  8.1  0.83 168
PPM 146127     03:01:13.7 +09:45:07 10.0  0.26 168
6002_Eetion    03:01:38.4 +09:30:55 16.0       167
Positions are for equinox of date

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.

Star training set for 6002_Eetion, (2026/02/08 18:15UT)
Object            RA         Dec     mag  sep  mel
Aldebaran      04:35:55.4 +16:30:29  0.8 24.34 150
Menkar         03:02:16.8 +04:05:21  2.5  5.35 163
91Lam Cet      02:59:42.9 +08:54:26  4.7  0.52 167
PPM 118724     02:59:17.6 +10:12:37  8.1  0.83 168
PPM 146127     02:59:49.2 +09:38:58 10.0  0.26 168
6002_Eetion    03:00:14.0 +09:24:47 16.0       167
Positions are for J2000


Created by recondetail.pro, 2025/06/18 20:41:57 MT