ContactThe Civil Aviation Authority of Thailand Tel: +662 568 8831 Fax: +662 576 1903 AFS: VTBAYOYX E-mail: aisthai@caat.or.th E-mail: ais@caat.or.th |
AIP Supplement for Thailand |
AIP SUP A 11/21 Effective from 08 JUN 2021 to 31 JUL 2021 Published on 03 JUN 2021 |
This section supplements the following portion(s) of the AIP: AD
1 With effect from 8 June 2021 at 0001 UTC, the purpose of this AIP Supplement is to inform all concerned regarding closure of SSR Radar Ubon Ratchathani station for SSR performance improvement.
| SSR STATION | LATITUDE | LONGITUDE | RANGE | PERIOD |
|---|---|---|---|---|
| Ubon Ratchathani Station | 151441.82N | 1045204.66E | 256 NM | 8 June 2021 - July 2021 |
3.1 Area Control shall provide radar en-route service using SSR coverage from Roi Et and Udon Thani station.
3.2 Ubon Approach Control shall provide radar approach service using SSR coverage from Roi Et station in the area as shown in Table A.
Table A - Radar Approach Service with coverage from Roi Et SSR
| ALTITUDE (FEET) | AZIMUTH (DEGREE) | RANGE (NM) |
|---|---|---|
| 3000 | 27 - 336 | 20-30 |
| 4000 | 249 - 353 | 17-30 |
| 5000 |
0 - 120 230 - 360 |
0 - 30 0 - 30 |
| 6000 |
0 - 30 30 - 214 214 - 360 |
0 - 30 0 - 8 0 - 30 |
| 7000 |
0 - 30 30 - 197 197 - 360 |
0 - 30 0 - 15 0 - 30 |
| 8000 |
0 - 59 59 - 180 180 - 360 |
0 - 30 0 - 20 0 - 30 |
| 9000 |
0 - 102 102 - 155 155 - 360 |
0 - 30 0 - 26 0 - 30 |
| 10000 | 0 - 360 | 0 - 30 |
3.3 Procedural approach will be provided in areas without radar coverage.
Unit: Air Traffic Surveillance Systems Engineer Department, Aeronautical Radio of Thailand Ltd.
Email: wittawat.ka@aerothai.co.th, apichaitote@gmail.com
Telephone: +668 9113 1500 (Mr. Wittawat) or +669 5605 4447 (Mr. Apichai)
5 This AIP Supplement will remain current until 31 July 2021. Any changes to this AIP Supplement will be notified through NOTAM.