Exposure
- ID
- GRAVI.2023-06-07T04:11:51.669_1
- Header ID
- GRAVI.2023-06-07T04:11:51.669
- Date updated
- 2023-06-07 04:25:37 UTC+0000
- Release date
- 2024-06-07 04:25:36 UTC+0000
- UTC Start
- 2023-06-07 04:11:51.669
- UTC End
- 2023-06-07 04:17:51.669
- MJD Start
- 60102.17490358
- MJD End
- 60102.1790702467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.01003
- Ambient temperature (°C)
- 15.05
- Seeing (arcsec)
- 0.6
Observation
- ID
- 55690
- 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
- 41250
- Name
- S4
- RA
- 266.41684
- DEC
- -29.00731
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5190 | 56.5330 | 17.1000 | 17.9000 |
| U1-U3 | 102.1790 | 102.2460 | 23.2000 | 24.0000 |
| U1-U4 | 127.6030 | 128.0800 | 50.4660 | 51.4300 |
| U2-U3 | 46.3640 | 46.4250 | 30.6000 | 31.5000 |
| U2-U4 | 86.2120 | 86.7500 | 71.6090 | 72.5150 |
| U3-U4 | 59.6090 | 60.0450 | 102.3270 | 103.0230 |
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 | 60102.17490358 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.41684 |
| DEC | -29.00731 |
| 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 | 56.519 |
| HIERARCH ESO ISS PBL12 END | 56.533 |
| HIERARCH ESO ISS PBLA12 START | 17.1 |
| HIERARCH ESO ISS PBLA12 END | 17.9 |
| HIERARCH ESO ISS PBL13 START | 102.179 |
| HIERARCH ESO ISS PBL13 END | 102.246 |
| HIERARCH ESO ISS PBLA13 START | 23.2 |
| HIERARCH ESO ISS PBLA13 END | 24.0 |
| HIERARCH ESO ISS PBL14 START | 127.603 |
| HIERARCH ESO ISS PBL14 END | 128.08 |
| HIERARCH ESO ISS PBLA14 START | 50.466 |
| HIERARCH ESO ISS PBLA14 END | 51.43 |
| HIERARCH ESO ISS PBL23 START | 46.364 |
| HIERARCH ESO ISS PBL23 END | 46.425 |
| HIERARCH ESO ISS PBLA23 START | 30.6 |
| HIERARCH ESO ISS PBLA23 END | 31.5 |
| HIERARCH ESO ISS PBL24 START | 86.212 |
| HIERARCH ESO ISS PBL24 END | 86.75 |
| HIERARCH ESO ISS PBLA24 START | 71.609 |
| HIERARCH ESO ISS PBLA24 END | 72.515 |
| HIERARCH ESO ISS PBL34 START | 59.609 |
| HIERARCH ESO ISS PBL34 END | 60.045 |
| HIERARCH ESO ISS PBLA34 START | 102.327 |
| HIERARCH ESO ISS PBLA34 END | 103.023 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01003 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.01003 |
| HIERARCH ESO ISS AMBI TEMP | 15.05 |
| HIERARCH ESO ISS AMBI FWHM START | 0.55 |
| HIERARCH ESO ISS AMBI FWHM END | 0.65 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |