Exposure
- ID
- GRAVI.2024-02-27T01:38:39.805_1
- Header ID
- GRAVI.2024-02-27T01:38:39.805
- Date updated
- 2024-02-27 02:20:11 UTC+0000
- Release date
- 2025-02-27 02:20:10 UTC+0000
- UTC Start
- 2024-02-27 01:38:39.805
- UTC End
- 2024-02-27 01:44:39.805
- MJD Start
- 60367.06851626
- MJD End
- 60367.0726829267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.008314
- Ambient temperature (°C)
- 15.27
- Seeing (arcsec)
- 1.02
Observation
- ID
- 58522
- Category
- science
- Program ID
- 112.2622.001
- Program Title
- TEMPORAL MONITORING OF TW HYA'S MAGNETOSPHERE WITH GRAVITY
- Program Type
- Normal
- PI / COI
- SOULAIN/ ROUSSELET-PERRAUT/ BOUVIER/ BENISTY/ TESSORE/ PANTOLMOS/ DOUGADOS/ ALECIAN/ BERGER/ DONATI/ LABADIE
Target
- ID
- 43323
- Name
- TW_Hya
- RA
- 165.468356
- DEC
- -34.70483
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5590 | 56.5590 | 356.8000 | 357.7000 |
| U1-U3 | 102.0450 | 102.0500 | 1.0000 | 2.0000 |
| U1-U4 | 117.8370 | 118.3000 | 21.3120 | 22.7650 |
| U2-U3 | 45.8310 | 45.8530 | 6.2000 | 7.4000 |
| U2-U4 | 70.4100 | 71.2250 | 40.7880 | 42.4290 |
| U3-U4 | 41.7410 | 42.7600 | 79.3060 | 80.4500 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.2622.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,SINGLE |
| MJD-OBS | 60367.06851626 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468356 |
| DEC | -34.70483 |
| HIERARCH ESO INS SPEC RES | HIGH |
| 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 | 377.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.559 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 356.8 |
| HIERARCH ESO ISS PBLA12 END | 357.7 |
| HIERARCH ESO ISS PBL13 START | 102.045 |
| HIERARCH ESO ISS PBL13 END | 102.05 |
| HIERARCH ESO ISS PBLA13 START | 1.0 |
| HIERARCH ESO ISS PBLA13 END | 2.0 |
| HIERARCH ESO ISS PBL14 START | 117.837 |
| HIERARCH ESO ISS PBL14 END | 118.3 |
| HIERARCH ESO ISS PBLA14 START | 21.312 |
| HIERARCH ESO ISS PBLA14 END | 22.765 |
| HIERARCH ESO ISS PBL23 START | 45.831 |
| HIERARCH ESO ISS PBL23 END | 45.853 |
| HIERARCH ESO ISS PBLA23 START | 6.2 |
| HIERARCH ESO ISS PBLA23 END | 7.4 |
| HIERARCH ESO ISS PBL24 START | 70.41 |
| HIERARCH ESO ISS PBL24 END | 71.225 |
| HIERARCH ESO ISS PBLA24 START | 40.788 |
| HIERARCH ESO ISS PBLA24 END | 42.429 |
| HIERARCH ESO ISS PBL34 START | 41.741 |
| HIERARCH ESO ISS PBL34 END | 42.76 |
| HIERARCH ESO ISS PBLA34 START | 79.306 |
| HIERARCH ESO ISS PBLA34 END | 80.45 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.008314 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008314 |
| HIERARCH ESO ISS AMBI TEMP | 15.27 |
| HIERARCH ESO ISS AMBI FWHM START | 1.02 |
| HIERARCH ESO ISS AMBI FWHM END | 1.02 |