Exposure
- ID
- GRAVI.2023-06-02T06:12:08.168_2
- Header ID
- GRAVI.2023-06-02T06:12:08.168
- Date updated
- 2023-06-02 06:26:21 UTC+0000
- Release date
- 2024-06-02 06:26:21 UTC+0000
- UTC Start
- 2023-06-02 06:12:08.168
- UTC End
- 2023-06-02 06:18:08.168
- MJD Start
- 60097.25842787
- MJD End
- 60097.2625945367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0067795
- Ambient temperature (°C)
- 15.72
- Seeing (arcsec)
- 0.29
Observation
- ID
- 55616
- 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
- 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 | 56.1990 | 56.1180 | 28.7000 | 29.3000 |
| U1-U3 | 101.7210 | 101.5370 | 35.1000 | 35.7000 |
| U1-U4 | 129.2330 | 128.8470 | 63.3250 | 64.0300 |
| U2-U3 | 46.2930 | 46.1900 | 42.8000 | 43.5000 |
| U2-U4 | 88.9190 | 88.6550 | 84.3700 | 85.1440 |
| U3-U4 | 62.3530 | 62.2490 | 113.8660 | 114.6990 |
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 | 60097.25842787 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416772 |
| DEC | -29.00718 |
| 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 | 56.199 |
| HIERARCH ESO ISS PBL12 END | 56.118 |
| HIERARCH ESO ISS PBLA12 START | 28.7 |
| HIERARCH ESO ISS PBLA12 END | 29.3 |
| HIERARCH ESO ISS PBL13 START | 101.721 |
| HIERARCH ESO ISS PBL13 END | 101.537 |
| HIERARCH ESO ISS PBLA13 START | 35.1 |
| HIERARCH ESO ISS PBLA13 END | 35.7 |
| HIERARCH ESO ISS PBL14 START | 129.233 |
| HIERARCH ESO ISS PBL14 END | 128.847 |
| HIERARCH ESO ISS PBLA14 START | 63.325 |
| HIERARCH ESO ISS PBLA14 END | 64.03 |
| HIERARCH ESO ISS PBL23 START | 46.293 |
| HIERARCH ESO ISS PBL23 END | 46.19 |
| HIERARCH ESO ISS PBLA23 START | 42.8 |
| HIERARCH ESO ISS PBLA23 END | 43.5 |
| HIERARCH ESO ISS PBL24 START | 88.919 |
| HIERARCH ESO ISS PBL24 END | 88.655 |
| HIERARCH ESO ISS PBLA24 START | 84.37 |
| HIERARCH ESO ISS PBLA24 END | 85.144 |
| HIERARCH ESO ISS PBL34 START | 62.353 |
| HIERARCH ESO ISS PBL34 END | 62.249 |
| HIERARCH ESO ISS PBLA34 START | 113.866 |
| HIERARCH ESO ISS PBLA34 END | 114.699 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006814 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006745 |
| HIERARCH ESO ISS AMBI TEMP | 15.72 |
| HIERARCH ESO ISS AMBI FWHM START | 0.31 |
| HIERARCH ESO ISS AMBI FWHM END | 0.27 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |