Exposure
- ID
- GRAVI.2024-02-28T02:08:43.468_1
- Header ID
- GRAVI.2024-02-28T02:08:43.468
- Date updated
- 2024-02-28 02:20:34 UTC+0000
- Release date
- 2025-02-28 02:20:34 UTC+0000
- UTC Start
- 2024-02-28 02:08:43.468
- UTC End
- 2024-02-28 02:14:43.468
- MJD Start
- 60368.08939199
- MJD End
- 60368.0935586567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004979
- Ambient temperature (°C)
- 15.88
- Seeing (arcsec)
- 0.86
Observation
- ID
- 58533
- 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
- 43332
- Name
- TW_Hya
- RA
- 165.468208
- DEC
- -34.7048
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5580 | 56.5590 | 1.7000 | 2.6000 |
| U1-U3 | 102.1130 | 102.1350 | 6.5000 | 7.5000 |
| U1-U4 | 120.5520 | 121.0910 | 28.9660 | 30.3130 |
| U2-U3 | 45.9920 | 46.0310 | 12.3000 | 13.5000 |
| U2-U4 | 74.9020 | 75.7310 | 49.2040 | 50.6330 |
| U3-U4 | 47.0410 | 47.9500 | 85.1150 | 86.0970 |
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 | 60368.08939199 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,DIRECT |
| HIERARCH ESO OBS TARG NAME | V TW Hya |
| HIERARCH ESO INS SOBJ NAME | TW_Hya |
| RA | 165.468208 |
| DEC | -34.7048 |
| 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 | 56.558 |
| HIERARCH ESO ISS PBL12 END | 56.559 |
| HIERARCH ESO ISS PBLA12 START | 1.7 |
| HIERARCH ESO ISS PBLA12 END | 2.6 |
| HIERARCH ESO ISS PBL13 START | 102.113 |
| HIERARCH ESO ISS PBL13 END | 102.135 |
| HIERARCH ESO ISS PBLA13 START | 6.5 |
| HIERARCH ESO ISS PBLA13 END | 7.5 |
| HIERARCH ESO ISS PBL14 START | 120.552 |
| HIERARCH ESO ISS PBL14 END | 121.091 |
| HIERARCH ESO ISS PBLA14 START | 28.966 |
| HIERARCH ESO ISS PBLA14 END | 30.313 |
| HIERARCH ESO ISS PBL23 START | 45.992 |
| HIERARCH ESO ISS PBL23 END | 46.031 |
| HIERARCH ESO ISS PBLA23 START | 12.3 |
| HIERARCH ESO ISS PBLA23 END | 13.5 |
| HIERARCH ESO ISS PBL24 START | 74.902 |
| HIERARCH ESO ISS PBL24 END | 75.731 |
| HIERARCH ESO ISS PBLA24 START | 49.204 |
| HIERARCH ESO ISS PBLA24 END | 50.633 |
| HIERARCH ESO ISS PBL34 START | 47.041 |
| HIERARCH ESO ISS PBL34 END | 47.95 |
| HIERARCH ESO ISS PBLA34 START | 85.115 |
| HIERARCH ESO ISS PBLA34 END | 86.097 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005229 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004729 |
| HIERARCH ESO ISS AMBI TEMP | 15.88 |
| HIERARCH ESO ISS AMBI FWHM START | 0.74 |
| HIERARCH ESO ISS AMBI FWHM END | 0.98 |