Exposure
- ID
- GRAVI.2024-03-28T08:31:23.930_1
- Header ID
- GRAVI.2024-03-28T08:31:23.930
- Date updated
- 2024-03-28 08:45:29 UTC+0000
- Release date
- 2025-03-28 08:45:29 UTC+0000
- UTC Start
- 2024-03-28 08:31:23.930
- UTC End
- 2024-03-28 08:37:23.930
- MJD Start
- 60397.35513808
- MJD End
- 60397.3593047467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0052975
- Ambient temperature (°C)
- 12.02
- Seeing (arcsec)
- 1.09
Observation
- ID
- 58865
- 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
- 43582
- Name
- SGRA
- RA
- 266.416909
- DEC
- -29.00728
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.4720 | 56.4920 | 14.9000 | 15.8000 |
| U1-U3 | 101.9770 | 102.0600 | 20.9000 | 21.8000 |
| U1-U4 | 126.2070 | 126.7780 | 47.8970 | 48.9130 |
| U2-U3 | 46.1830 | 46.2570 | 28.1000 | 29.1000 |
| U2-U4 | 84.6320 | 85.2790 | 69.2080 | 70.1560 |
| U3-U4 | 58.3280 | 58.8540 | 100.5550 | 101.2420 |
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 | 60397.35513808 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416909 |
| DEC | -29.00728 |
| 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 | 56.472 |
| HIERARCH ESO ISS PBL12 END | 56.492 |
| HIERARCH ESO ISS PBLA12 START | 14.9 |
| HIERARCH ESO ISS PBLA12 END | 15.8 |
| HIERARCH ESO ISS PBL13 START | 101.977 |
| HIERARCH ESO ISS PBL13 END | 102.06 |
| HIERARCH ESO ISS PBLA13 START | 20.9 |
| HIERARCH ESO ISS PBLA13 END | 21.8 |
| HIERARCH ESO ISS PBL14 START | 126.207 |
| HIERARCH ESO ISS PBL14 END | 126.778 |
| HIERARCH ESO ISS PBLA14 START | 47.897 |
| HIERARCH ESO ISS PBLA14 END | 48.913 |
| HIERARCH ESO ISS PBL23 START | 46.183 |
| HIERARCH ESO ISS PBL23 END | 46.257 |
| HIERARCH ESO ISS PBLA23 START | 28.1 |
| HIERARCH ESO ISS PBLA23 END | 29.1 |
| HIERARCH ESO ISS PBL24 START | 84.632 |
| HIERARCH ESO ISS PBL24 END | 85.279 |
| HIERARCH ESO ISS PBLA24 START | 69.208 |
| HIERARCH ESO ISS PBLA24 END | 70.156 |
| HIERARCH ESO ISS PBL34 START | 58.328 |
| HIERARCH ESO ISS PBL34 END | 58.854 |
| HIERARCH ESO ISS PBLA34 START | 100.555 |
| HIERARCH ESO ISS PBLA34 END | 101.242 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005852 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004743 |
| HIERARCH ESO ISS AMBI TEMP | 12.02 |
| HIERARCH ESO ISS AMBI FWHM START | 0.93 |
| HIERARCH ESO ISS AMBI FWHM END | 1.25 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |