Exposure
- ID
- GRAVI.2023-07-07T03:11:47.493_1
- Header ID
- GRAVI.2023-07-07T03:11:47.493
- Date updated
- 2023-07-07 03:26:25 UTC+0000
- Release date
- 2024-07-07 03:26:24 UTC+0000
- UTC Start
- 2023-07-07 03:11:47.493
- UTC End
- 2023-07-07 03:17:47.493
- MJD Start
- 60132.13318858
- MJD End
- 60132.1373552467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004193
- Ambient temperature (°C)
- 9.62
- Seeing (arcsec)
- 0.545
Observation
- ID
- 56167
- 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
- 41612
- Name
- S4
- RA
- 266.416849
- DEC
- -29.00721
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5140 | 56.4880 | 24.1000 | 24.9000 |
| U1-U3 | 102.3900 | 102.3430 | 30.5000 | 31.2000 |
| U1-U4 | 130.1830 | 130.2100 | 58.3530 | 59.1510 |
| U2-U3 | 46.6350 | 46.6180 | 38.1000 | 38.9000 |
| U2-U4 | 89.2950 | 89.3880 | 79.1990 | 80.0010 |
| U3-U4 | 62.2150 | 62.3310 | 108.7100 | 109.4640 |
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 | 60132.13318858 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416849 |
| 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 | 56.514 |
| HIERARCH ESO ISS PBL12 END | 56.488 |
| HIERARCH ESO ISS PBLA12 START | 24.1 |
| HIERARCH ESO ISS PBLA12 END | 24.9 |
| HIERARCH ESO ISS PBL13 START | 102.39 |
| HIERARCH ESO ISS PBL13 END | 102.343 |
| HIERARCH ESO ISS PBLA13 START | 30.5 |
| HIERARCH ESO ISS PBLA13 END | 31.2 |
| HIERARCH ESO ISS PBL14 START | 130.183 |
| HIERARCH ESO ISS PBL14 END | 130.21 |
| HIERARCH ESO ISS PBLA14 START | 58.353 |
| HIERARCH ESO ISS PBLA14 END | 59.151 |
| HIERARCH ESO ISS PBL23 START | 46.635 |
| HIERARCH ESO ISS PBL23 END | 46.618 |
| HIERARCH ESO ISS PBLA23 START | 38.1 |
| HIERARCH ESO ISS PBLA23 END | 38.9 |
| HIERARCH ESO ISS PBL24 START | 89.295 |
| HIERARCH ESO ISS PBL24 END | 89.388 |
| HIERARCH ESO ISS PBLA24 START | 79.199 |
| HIERARCH ESO ISS PBLA24 END | 80.001 |
| HIERARCH ESO ISS PBL34 START | 62.215 |
| HIERARCH ESO ISS PBL34 END | 62.331 |
| HIERARCH ESO ISS PBLA34 START | 108.71 |
| HIERARCH ESO ISS PBLA34 END | 109.464 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004273 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004113 |
| HIERARCH ESO ISS AMBI TEMP | 9.62 |
| HIERARCH ESO ISS AMBI FWHM START | 0.54 |
| HIERARCH ESO ISS AMBI FWHM END | 0.55 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |