Exposure
- ID
- GRAVI.2023-07-05T03:10:34.241_2
- Header ID
- GRAVI.2023-07-05T03:10:34.241
- Date updated
- 2023-07-05 03:26:22 UTC+0000
- Release date
- 2024-07-05 03:26:22 UTC+0000
- UTC Start
- 2023-07-05 03:10:34.241
- UTC End
- 2023-07-05 03:16:34.241
- MJD Start
- 60130.13234075
- MJD End
- 60130.1365074167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003163
- Ambient temperature (°C)
- 13.32
- Seeing (arcsec)
- 1.02
Observation
- ID
- 56080
- 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
- 41180
- Name
- IRS16C
- RA
- 266.417108333333
- DEC
- -29.0076453055556
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5400 | 56.5230 | 23.1000 | 23.8000 |
| U1-U3 | 102.4270 | 102.4040 | 29.4000 | 30.1000 |
| U1-U4 | 130.0490 | 130.1560 | 57.2060 | 58.0220 |
| U2-U3 | 46.6400 | 46.6390 | 37.0000 | 37.8000 |
| U2-U4 | 89.0760 | 89.2420 | 78.0610 | 78.8690 |
| U3-U4 | 61.9950 | 62.1590 | 107.6680 | 108.4050 |
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 | 60130.13234075 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416855 |
| DEC | -29.0073 |
| 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 | 56.54 |
| HIERARCH ESO ISS PBL12 END | 56.523 |
| HIERARCH ESO ISS PBLA12 START | 23.1 |
| HIERARCH ESO ISS PBLA12 END | 23.8 |
| HIERARCH ESO ISS PBL13 START | 102.427 |
| HIERARCH ESO ISS PBL13 END | 102.404 |
| HIERARCH ESO ISS PBLA13 START | 29.4 |
| HIERARCH ESO ISS PBLA13 END | 30.1 |
| HIERARCH ESO ISS PBL14 START | 130.049 |
| HIERARCH ESO ISS PBL14 END | 130.156 |
| HIERARCH ESO ISS PBLA14 START | 57.206 |
| HIERARCH ESO ISS PBLA14 END | 58.022 |
| HIERARCH ESO ISS PBL23 START | 46.64 |
| HIERARCH ESO ISS PBL23 END | 46.639 |
| HIERARCH ESO ISS PBLA23 START | 37.0 |
| HIERARCH ESO ISS PBLA23 END | 37.8 |
| HIERARCH ESO ISS PBL24 START | 89.076 |
| HIERARCH ESO ISS PBL24 END | 89.242 |
| HIERARCH ESO ISS PBLA24 START | 78.061 |
| HIERARCH ESO ISS PBLA24 END | 78.869 |
| HIERARCH ESO ISS PBL34 START | 61.995 |
| HIERARCH ESO ISS PBL34 END | 62.159 |
| HIERARCH ESO ISS PBLA34 START | 107.668 |
| HIERARCH ESO ISS PBLA34 END | 108.405 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002748 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003578 |
| HIERARCH ESO ISS AMBI TEMP | 13.32 |
| HIERARCH ESO ISS AMBI FWHM START | 1.11 |
| HIERARCH ESO ISS AMBI FWHM END | 0.93 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |