Exposure
- ID
- GRAVI.2023-06-03T06:22:57.651_1
- Header ID
- GRAVI.2023-06-03T06:22:57.651
- Date updated
- 2023-06-03 06:38:59 UTC+0000
- Release date
- 2024-06-03 06:38:59 UTC+0000
- UTC Start
- 2023-06-03 06:22:57.651
- UTC End
- 2023-06-03 06:28:57.651
- MJD Start
- 60098.26594504
- MJD End
- 60098.2701117067
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033345
- Ambient temperature (°C)
- 13.74
- Seeing (arcsec)
- 0.56
Observation
- ID
- 55641
- Category
- science
- Program ID
- 111.24H1.002
- 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
- 41204
- Name
- S4
- RA
- 266.416794
- DEC
- -29.00721
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.0000 | 55.8950 | 30.1000 | 30.8000 |
| U1-U3 | 101.2660 | 101.0230 | 36.5000 | 37.1000 |
| U1-U4 | 128.2560 | 127.7110 | 64.9140 | 65.5990 |
| U2-U3 | 46.0360 | 45.8970 | 44.3000 | 44.9000 |
| U2-U4 | 88.2400 | 87.8480 | 86.1330 | 86.9150 |
| U3-U4 | 62.0730 | 61.8980 | 115.7850 | 116.6620 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60098.26594504 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416794 |
| DEC | -29.00721 |
| 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 | 56.0 |
| HIERARCH ESO ISS PBL12 END | 55.895 |
| HIERARCH ESO ISS PBLA12 START | 30.1 |
| HIERARCH ESO ISS PBLA12 END | 30.8 |
| HIERARCH ESO ISS PBL13 START | 101.266 |
| HIERARCH ESO ISS PBL13 END | 101.023 |
| HIERARCH ESO ISS PBLA13 START | 36.5 |
| HIERARCH ESO ISS PBLA13 END | 37.1 |
| HIERARCH ESO ISS PBL14 START | 128.256 |
| HIERARCH ESO ISS PBL14 END | 127.711 |
| HIERARCH ESO ISS PBLA14 START | 64.914 |
| HIERARCH ESO ISS PBLA14 END | 65.599 |
| HIERARCH ESO ISS PBL23 START | 46.036 |
| HIERARCH ESO ISS PBL23 END | 45.897 |
| HIERARCH ESO ISS PBLA23 START | 44.3 |
| HIERARCH ESO ISS PBLA23 END | 44.9 |
| HIERARCH ESO ISS PBL24 START | 88.24 |
| HIERARCH ESO ISS PBL24 END | 87.848 |
| HIERARCH ESO ISS PBLA24 START | 86.133 |
| HIERARCH ESO ISS PBLA24 END | 86.915 |
| HIERARCH ESO ISS PBL34 START | 62.073 |
| HIERARCH ESO ISS PBL34 END | 61.898 |
| HIERARCH ESO ISS PBLA34 START | 115.785 |
| HIERARCH ESO ISS PBLA34 END | 116.662 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00354 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003129 |
| HIERARCH ESO ISS AMBI TEMP | 13.74 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.57 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |