Exposure
- ID
- GRAVI.2023-07-01T06:37:12.516_1
- Header ID
- GRAVI.2023-07-01T06:37:12.516
- Date updated
- 2023-07-01 06:55:24 UTC+0000
- Release date
- 2024-07-01 06:55:24 UTC+0000
- UTC Start
- 2023-07-01 06:37:12.516
- UTC End
- 2023-07-01 06:43:12.516
- MJD Start
- 60126.27583931
- MJD End
- 60126.2800059767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0111725
- Ambient temperature (°C)
- 16.8
- Seeing (arcsec)
- 0.465
Observation
- ID
- 56090
- Category
- science
- Program ID
- 111.24H1.003
- 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/ STRAUBMEIER/ BRANDNER/ ROUSSELET-PERRAUT/ PERRIN/ GARCIA/ ECKART/ DE ZEEUW/ WIDMANN/ PAUMARD/ HORROBIN/ VINCENT/ DRESCHER/ BOURDAROT/ CAO/ LUTZ/ STURM/ RIBEIRO
Target
- ID
- 41541
- Name
- S4
- RA
- 266.417007
- DEC
- -29.00739
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 51.7840 | 51.4200 | 39.1000 | 39.3000 |
| U1-U3 | 91.5410 | 90.7130 | 45.3000 | 45.5000 |
| U1-U4 | 105.8200 | 103.9530 | 76.4700 | 77.0200 |
| U2-U3 | 40.4490 | 39.9770 | 53.2000 | 53.5000 |
| U2-U4 | 71.9380 | 70.6300 | 102.4040 | 103.4360 |
| U3-U4 | 54.8490 | 54.3340 | 136.3340 | 137.7040 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60126.27583931 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.417007 |
| DEC | -29.00739 |
| 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 | 51.784 |
| HIERARCH ESO ISS PBL12 END | 51.42 |
| HIERARCH ESO ISS PBLA12 START | 39.1 |
| HIERARCH ESO ISS PBLA12 END | 39.3 |
| HIERARCH ESO ISS PBL13 START | 91.541 |
| HIERARCH ESO ISS PBL13 END | 90.713 |
| HIERARCH ESO ISS PBLA13 START | 45.3 |
| HIERARCH ESO ISS PBLA13 END | 45.5 |
| HIERARCH ESO ISS PBL14 START | 105.82 |
| HIERARCH ESO ISS PBL14 END | 103.953 |
| HIERARCH ESO ISS PBLA14 START | 76.47 |
| HIERARCH ESO ISS PBLA14 END | 77.02 |
| HIERARCH ESO ISS PBL23 START | 40.449 |
| HIERARCH ESO ISS PBL23 END | 39.977 |
| HIERARCH ESO ISS PBLA23 START | 53.2 |
| HIERARCH ESO ISS PBLA23 END | 53.5 |
| HIERARCH ESO ISS PBL24 START | 71.938 |
| HIERARCH ESO ISS PBL24 END | 70.63 |
| HIERARCH ESO ISS PBLA24 START | 102.404 |
| HIERARCH ESO ISS PBLA24 END | 103.436 |
| HIERARCH ESO ISS PBL34 START | 54.849 |
| HIERARCH ESO ISS PBL34 END | 54.334 |
| HIERARCH ESO ISS PBLA34 START | 136.334 |
| HIERARCH ESO ISS PBLA34 END | 137.704 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010387 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.011958 |
| HIERARCH ESO ISS AMBI TEMP | 16.8 |
| HIERARCH ESO ISS AMBI FWHM START | 0.47 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |