Exposure
- ID
- GRAVI.2024-04-29T02:04:48.774_1
- Header ID
- GRAVI.2024-04-29T02:04:48.774
- Date updated
- 2024-04-29 02:15:28 UTC+0000
- Release date
- 2025-04-29 02:15:28 UTC+0000
- UTC Start
- 2024-04-29 02:04:48.774
- UTC End
- 2024-04-29 02:08:48.774
- MJD Start
- 60429.08667563
- MJD End
- 60429.0894534078
- Exposure time (s)
- 240.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004053
- Ambient temperature (°C)
- 15.48
- Seeing (arcsec)
- 0.88
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 | 54.8360 | 54.7200 | 31.7000 | 32.2000 |
| U1-U3 | 99.1220 | 98.8660 | 38.3000 | 38.7000 |
| U1-U4 | 126.1780 | 125.6990 | 67.2310 | 67.7650 |
| U2-U3 | 45.0760 | 44.9370 | 46.2000 | 46.7000 |
| U2-U4 | 87.5380 | 87.2400 | 88.5650 | 89.1860 |
| U3-U4 | 62.1520 | 62.0580 | 117.8140 | 118.4840 |
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 | 60429.08667563 |
| 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 | 54.836 |
| HIERARCH ESO ISS PBL12 END | 54.72 |
| HIERARCH ESO ISS PBLA12 START | 31.7 |
| HIERARCH ESO ISS PBLA12 END | 32.2 |
| HIERARCH ESO ISS PBL13 START | 99.122 |
| HIERARCH ESO ISS PBL13 END | 98.866 |
| HIERARCH ESO ISS PBLA13 START | 38.3 |
| HIERARCH ESO ISS PBLA13 END | 38.7 |
| HIERARCH ESO ISS PBL14 START | 126.178 |
| HIERARCH ESO ISS PBL14 END | 125.699 |
| HIERARCH ESO ISS PBLA14 START | 67.231 |
| HIERARCH ESO ISS PBLA14 END | 67.765 |
| HIERARCH ESO ISS PBL23 START | 45.076 |
| HIERARCH ESO ISS PBL23 END | 44.937 |
| HIERARCH ESO ISS PBLA23 START | 46.2 |
| HIERARCH ESO ISS PBLA23 END | 46.7 |
| HIERARCH ESO ISS PBL24 START | 87.538 |
| HIERARCH ESO ISS PBL24 END | 87.24 |
| HIERARCH ESO ISS PBLA24 START | 88.565 |
| HIERARCH ESO ISS PBLA24 END | 89.186 |
| HIERARCH ESO ISS PBL34 START | 62.152 |
| HIERARCH ESO ISS PBL34 END | 62.058 |
| HIERARCH ESO ISS PBLA34 START | 117.814 |
| HIERARCH ESO ISS PBLA34 END | 118.484 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004252 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003854 |
| HIERARCH ESO ISS AMBI TEMP | 15.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.9 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | TW_Hya |
| HIERARCH ESO FT ROBJ ALPHA | 110151.905 |
| HIERARCH ESO FT ROBJ DELTA | -344217.033 |