Exposure
- ID
- GRAVI.2024-03-26T09:44:24.766_1
- Header ID
- GRAVI.2024-03-26T09:44:24.766
- Date updated
- 2024-03-26 10:00:47 UTC+0000
- Release date
- 2025-03-26 10:00:47 UTC+0000
- UTC Start
- 2024-03-26 09:44:24.766
- UTC End
- 2024-03-26 09:50:24.766
- MJD Start
- 60395.4058422
- MJD End
- 60395.4100088667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0080305
- Ambient temperature (°C)
- 14.12
- Seeing (arcsec)
- 0.7
Observation
- ID
- 58831
- Category
- science
- Program ID
- 112.25CV.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ OTT/ WIDMANN/ DRESCHER/ RIBEIRO/ SADUN BORDONI/ STRAUBMEIER/ BRANDNER/ PERRIN/ ROUSSELET-PERRAUT/ GARCIA/ MANG/ PAUMARD/ ECKART/ VINCENT/ BOURDAROT/ LUTZ/ STURM/ CAO/ HORROBIN/ DE ZEEUW
Target
- ID
- 43559
- Name
- S4
- RA
- 266.416828
- DEC
- -29.00732
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5410 | 56.5240 | 23.1000 | 23.8000 |
| U1-U3 | 102.4270 | 102.4050 | 29.3000 | 30.1000 |
| U1-U4 | 130.0430 | 130.1530 | 57.1620 | 57.9800 |
| U2-U3 | 46.6400 | 46.6390 | 37.0000 | 37.8000 |
| U2-U4 | 89.0660 | 89.2360 | 78.0180 | 78.8270 |
| U3-U4 | 61.9860 | 62.1520 | 107.6280 | 108.3660 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25CV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60395.4058422 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416828 |
| DEC | -29.00732 |
| HIERARCH ESO INS SPEC RES | LOW |
| HIERARCH ESO INS POLA MODE | SPLIT |
| 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 | 389.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
| HIERARCH ESO DET2 NDIT | 12 |
| HIERARCH ESO ISS PBL12 START | 56.541 |
| HIERARCH ESO ISS PBL12 END | 56.524 |
| HIERARCH ESO ISS PBLA12 START | 23.1 |
| HIERARCH ESO ISS PBLA12 END | 23.8 |
| HIERARCH ESO ISS PBL13 START | 102.427 |
| HIERARCH ESO ISS PBL13 END | 102.405 |
| HIERARCH ESO ISS PBLA13 START | 29.3 |
| HIERARCH ESO ISS PBLA13 END | 30.1 |
| HIERARCH ESO ISS PBL14 START | 130.043 |
| HIERARCH ESO ISS PBL14 END | 130.153 |
| HIERARCH ESO ISS PBLA14 START | 57.162 |
| HIERARCH ESO ISS PBLA14 END | 57.98 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.639 |
| HIERARCH ESO ISS PBLA23 START | 37.0 |
| HIERARCH ESO ISS PBLA23 END | 37.8 |
| HIERARCH ESO ISS PBL24 START | 89.066 |
| HIERARCH ESO ISS PBL24 END | 89.236 |
| HIERARCH ESO ISS PBLA24 START | 78.018 |
| HIERARCH ESO ISS PBLA24 END | 78.827 |
| HIERARCH ESO ISS PBL34 START | 61.986 |
| HIERARCH ESO ISS PBL34 END | 62.152 |
| HIERARCH ESO ISS PBLA34 START | 107.628 |
| HIERARCH ESO ISS PBLA34 END | 108.366 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.009182 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006879 |
| HIERARCH ESO ISS AMBI TEMP | 14.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.65 |
| HIERARCH ESO ISS AMBI FWHM END | 0.75 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |