Exposure
- ID
- GRAVI.2024-03-26T08:12:48.533_1
- Header ID
- GRAVI.2024-03-26T08:12:48.533
- Date updated
- 2024-03-26 08:30:35 UTC+0000
- Release date
- 2025-03-26 08:30:35 UTC+0000
- UTC Start
- 2024-03-26 08:12:48.533
- UTC End
- 2024-03-26 08:18:48.533
- MJD Start
- 60395.34222839
- MJD End
- 60395.3463950567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006904
- Ambient temperature (°C)
- 13.99
- Seeing (arcsec)
- 0.93
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 | 56.3860 | 56.4070 | 11.3000 | 12.2000 |
| U1-U3 | 101.6060 | 101.6990 | 17.0000 | 18.0000 |
| U1-U4 | 123.5630 | 124.2510 | 43.4970 | 44.6120 |
| U2-U3 | 45.8470 | 45.9330 | 24.1000 | 25.1000 |
| U2-U4 | 81.5800 | 82.3840 | 65.1050 | 66.1460 |
| U3-U4 | 55.8110 | 56.4820 | 97.7470 | 98.4350 |
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 | 60395.34222839 |
| 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 | 56.386 |
| HIERARCH ESO ISS PBL12 END | 56.407 |
| HIERARCH ESO ISS PBLA12 START | 11.3 |
| HIERARCH ESO ISS PBLA12 END | 12.2 |
| HIERARCH ESO ISS PBL13 START | 101.606 |
| HIERARCH ESO ISS PBL13 END | 101.699 |
| HIERARCH ESO ISS PBLA13 START | 17.0 |
| HIERARCH ESO ISS PBLA13 END | 18.0 |
| HIERARCH ESO ISS PBL14 START | 123.563 |
| HIERARCH ESO ISS PBL14 END | 124.251 |
| HIERARCH ESO ISS PBLA14 START | 43.497 |
| HIERARCH ESO ISS PBLA14 END | 44.612 |
| HIERARCH ESO ISS PBL23 START | 45.847 |
| HIERARCH ESO ISS PBL23 END | 45.933 |
| HIERARCH ESO ISS PBLA23 START | 24.1 |
| HIERARCH ESO ISS PBLA23 END | 25.1 |
| HIERARCH ESO ISS PBL24 START | 81.58 |
| HIERARCH ESO ISS PBL24 END | 82.384 |
| HIERARCH ESO ISS PBLA24 START | 65.105 |
| HIERARCH ESO ISS PBLA24 END | 66.146 |
| HIERARCH ESO ISS PBL34 START | 55.811 |
| HIERARCH ESO ISS PBL34 END | 56.482 |
| HIERARCH ESO ISS PBLA34 START | 97.747 |
| HIERARCH ESO ISS PBLA34 END | 98.435 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006644 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007164 |
| HIERARCH ESO ISS AMBI TEMP | 13.99 |
| HIERARCH ESO ISS AMBI FWHM START | 0.89 |
| HIERARCH ESO ISS AMBI FWHM END | 0.97 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |