Exposure
- ID
- GRAVI.2023-07-05T01:23:51.954_2
- Header ID
- GRAVI.2023-07-05T01:23:51.954
- Date updated
- 2023-07-05 01:40:34 UTC+0000
- Release date
- 2024-07-05 01:40:34 UTC+0000
- UTC Start
- 2023-07-05 01:23:51.954
- UTC End
- 2023-07-05 01:29:51.954
- MJD Start
- 60130.05824021
- MJD End
- 60130.0624068767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0027545
- Ambient temperature (°C)
- 13.65
- Seeing (arcsec)
- 1.04
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 | 56.3380 | 56.3580 | 9.2000 | 10.1000 |
| U1-U3 | 101.3910 | 101.4850 | 14.8000 | 15.8000 |
| U1-U4 | 121.9120 | 122.6480 | 40.8460 | 42.0270 |
| U2-U3 | 45.6470 | 45.7350 | 21.7000 | 22.7000 |
| U2-U4 | 79.6120 | 80.4960 | 62.6180 | 63.7290 |
| U3-U4 | 54.1460 | 54.8990 | 96.1580 | 96.8580 |
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 | 60130.05824021 |
| 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 | 56.338 |
| HIERARCH ESO ISS PBL12 END | 56.358 |
| HIERARCH ESO ISS PBLA12 START | 9.2 |
| HIERARCH ESO ISS PBLA12 END | 10.1 |
| HIERARCH ESO ISS PBL13 START | 101.391 |
| HIERARCH ESO ISS PBL13 END | 101.485 |
| HIERARCH ESO ISS PBLA13 START | 14.8 |
| HIERARCH ESO ISS PBLA13 END | 15.8 |
| HIERARCH ESO ISS PBL14 START | 121.912 |
| HIERARCH ESO ISS PBL14 END | 122.648 |
| HIERARCH ESO ISS PBLA14 START | 40.846 |
| HIERARCH ESO ISS PBLA14 END | 42.027 |
| HIERARCH ESO ISS PBL23 START | 45.647 |
| HIERARCH ESO ISS PBL23 END | 45.735 |
| HIERARCH ESO ISS PBLA23 START | 21.7 |
| HIERARCH ESO ISS PBLA23 END | 22.7 |
| HIERARCH ESO ISS PBL24 START | 79.612 |
| HIERARCH ESO ISS PBL24 END | 80.496 |
| HIERARCH ESO ISS PBLA24 START | 62.618 |
| HIERARCH ESO ISS PBLA24 END | 63.729 |
| HIERARCH ESO ISS PBL34 START | 54.146 |
| HIERARCH ESO ISS PBL34 END | 54.899 |
| HIERARCH ESO ISS PBLA34 START | 96.158 |
| HIERARCH ESO ISS PBLA34 END | 96.858 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002657 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.002852 |
| HIERARCH ESO ISS AMBI TEMP | 13.65 |
| HIERARCH ESO ISS AMBI FWHM START | 1.04 |
| HIERARCH ESO ISS AMBI FWHM END | 1.04 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |