Exposure
- ID
- GRAVI.2023-06-07T03:56:39.628_1
- Header ID
- GRAVI.2023-06-07T03:56:39.628
- Date updated
- 2023-06-07 04:10:48 UTC+0000
- Release date
- 2024-06-07 04:10:48 UTC+0000
- UTC Start
- 2023-06-07 03:56:39.628
- UTC End
- 2023-06-07 04:02:39.628
- MJD Start
- 60102.16434755
- MJD End
- 60102.1685142167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0083925
- Ambient temperature (°C)
- 15.12
- Seeing (arcsec)
- 0.465
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 | 56.4770 | 56.4960 | 15.1000 | 16.0000 |
| U1-U3 | 101.9970 | 102.0780 | 21.1000 | 22.0000 |
| U1-U4 | 126.3400 | 126.9030 | 48.1300 | 49.1410 |
| U2-U3 | 46.2000 | 46.2730 | 28.4000 | 29.3000 |
| U2-U4 | 84.7830 | 85.4210 | 69.4250 | 70.3680 |
| U3-U4 | 58.4510 | 58.9690 | 100.7110 | 101.3980 |
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 | 60102.16434755 |
| 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 | 56.477 |
| HIERARCH ESO ISS PBL12 END | 56.496 |
| HIERARCH ESO ISS PBLA12 START | 15.1 |
| HIERARCH ESO ISS PBLA12 END | 16.0 |
| HIERARCH ESO ISS PBL13 START | 101.997 |
| HIERARCH ESO ISS PBL13 END | 102.078 |
| HIERARCH ESO ISS PBLA13 START | 21.1 |
| HIERARCH ESO ISS PBLA13 END | 22.0 |
| HIERARCH ESO ISS PBL14 START | 126.34 |
| HIERARCH ESO ISS PBL14 END | 126.903 |
| HIERARCH ESO ISS PBLA14 START | 48.13 |
| HIERARCH ESO ISS PBLA14 END | 49.141 |
| HIERARCH ESO ISS PBL23 START | 46.2 |
| HIERARCH ESO ISS PBL23 END | 46.273 |
| HIERARCH ESO ISS PBLA23 START | 28.4 |
| HIERARCH ESO ISS PBLA23 END | 29.3 |
| HIERARCH ESO ISS PBL24 START | 84.783 |
| HIERARCH ESO ISS PBL24 END | 85.421 |
| HIERARCH ESO ISS PBLA24 START | 69.425 |
| HIERARCH ESO ISS PBLA24 END | 70.368 |
| HIERARCH ESO ISS PBL34 START | 58.451 |
| HIERARCH ESO ISS PBL34 END | 58.969 |
| HIERARCH ESO ISS PBLA34 START | 100.711 |
| HIERARCH ESO ISS PBLA34 END | 101.398 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010555 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00623 |
| HIERARCH ESO ISS AMBI TEMP | 15.12 |
| HIERARCH ESO ISS AMBI FWHM START | 0.46 |
| HIERARCH ESO ISS AMBI FWHM END | 0.47 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |