Exposure
- ID
- GRAVI.2024-04-29T03:17:45.960_1
- Header ID
- GRAVI.2024-04-29T03:17:45.960
- Date updated
- 2024-04-29 03:30:36 UTC+0000
- Release date
- 2025-04-29 03:30:36 UTC+0000
- UTC Start
- 2024-04-29 03:17:45.960
- UTC End
- 2024-04-29 03:21:45.960
- MJD Start
- 60429.1373375
- MJD End
- 60429.1401152778
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006822
- Ambient temperature (°C)
- 16.16
- Seeing (arcsec)
- 0.33
Observation
- ID
- 58994
- Category
- science
- Program ID
- 113.26EM.001
- Program Title
- DIRECT CONFIRMATION OF PROTOPLANET CANDIDATES IN TRANSITION DISKS
- Program Type
- Normal
- PI / COI
- BENISTY / BOURDAROT / GINSKI / KAMMERER / LACOUR / BAE / FACCHINI / TEAGUE
Target
- ID
- 43678
- Name
- TW_Hya
- RA
- 165.468945
- DEC
- -34.70437
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.1440 | 51.9290 | 38.1000 | 38.4000 |
| U1-U3 | 93.1570 | 92.6800 | 44.7000 | 45.1000 |
| U1-U4 | 114.4140 | 113.4550 | 75.8580 | 76.3640 |
| U2-U3 | 41.8020 | 41.5390 | 53.0000 | 53.4000 |
| U2-U4 | 79.8580 | 79.2270 | 99.4280 | 100.1320 |
| U3-U4 | 59.3290 | 59.0920 | 130.1010 | 130.9220 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.26EM.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60429.1373375 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468945 |
| DEC | -34.70437 |
| HIERARCH ESO INS SPEC RES | MEDIUM |
| HIERARCH ESO INS POLA MODE | COMBINED |
| HIERARCH ESO ISS CONF NTEL | 4 |
| HIERARCH ESO ISS CONF STATION1 | U1 |
| HIERARCH ESO ISS CONF STATION2 | U2 |
| HIERARCH ESO ISS CONF STATION3 | U3 |
| HIERARCH ESO ISS CONF STATION4 | U4 |
| EXPTIME | 263.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 8 |
| HIERARCH ESO ISS PBL12 START | 52.144 |
| HIERARCH ESO ISS PBL12 END | 51.929 |
| HIERARCH ESO ISS PBLA12 START | 38.1 |
| HIERARCH ESO ISS PBLA12 END | 38.4 |
| HIERARCH ESO ISS PBL13 START | 93.157 |
| HIERARCH ESO ISS PBL13 END | 92.68 |
| HIERARCH ESO ISS PBLA13 START | 44.7 |
| HIERARCH ESO ISS PBLA13 END | 45.1 |
| HIERARCH ESO ISS PBL14 START | 114.414 |
| HIERARCH ESO ISS PBL14 END | 113.455 |
| HIERARCH ESO ISS PBLA14 START | 75.858 |
| HIERARCH ESO ISS PBLA14 END | 76.364 |
| HIERARCH ESO ISS PBL23 START | 41.802 |
| HIERARCH ESO ISS PBL23 END | 41.539 |
| HIERARCH ESO ISS PBLA23 START | 53.0 |
| HIERARCH ESO ISS PBLA23 END | 53.4 |
| HIERARCH ESO ISS PBL24 START | 79.858 |
| HIERARCH ESO ISS PBL24 END | 79.227 |
| HIERARCH ESO ISS PBLA24 START | 99.428 |
| HIERARCH ESO ISS PBLA24 END | 100.132 |
| HIERARCH ESO ISS PBL34 START | 59.329 |
| HIERARCH ESO ISS PBL34 END | 59.092 |
| HIERARCH ESO ISS PBLA34 START | 130.101 |
| HIERARCH ESO ISS PBLA34 END | 130.922 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006822 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006822 |
| HIERARCH ESO ISS AMBI TEMP | 16.16 |
| HIERARCH ESO ISS AMBI FWHM START | 0.33 |
| HIERARCH ESO ISS AMBI FWHM END | 0.33 |
| HIERARCH ESO FT ROBJ NAME | TW_Hya |
| HIERARCH ESO FT ROBJ ALPHA | 110151.905 |
| HIERARCH ESO FT ROBJ DELTA | -344217.033 |