Exposure
- ID
- GRAVI.2024-03-29T07:02:32.956_2
- Header ID
- GRAVI.2024-03-29T07:02:32.956
- Date updated
- 2024-03-29 07:20:25 UTC+0000
- Release date
- 2025-03-29 07:20:25 UTC+0000
- UTC Start
- 2024-03-29 07:02:32.956
- UTC End
- 2024-03-29 07:08:32.956
- MJD Start
- 60398.29343699
- MJD End
- 60398.2976036567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006484
- Ambient temperature (°C)
- 12.52
- Seeing (arcsec)
- 0.655
Observation
- ID
- 58832
- Category
- science
- Program ID
- 112.25CV.001
- 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/ WIDMANN/ DRESCHER/ RIBEIRO/ SADUN BORDONI/ STRAUBMEIER/ BRANDNER/ PERRIN/ ROUSSELET-PERRAUT/ GARCIA/ MANG/ PAUMARD/ ECKART/ VINCENT/ BOURDAROT/ LUTZ/ STURM/ CAO/ HORROBIN/ DE ZEEUW
Target
- ID
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
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 | 56.2400 | 56.2490 | 3.0000 | 3.9000 |
| U1-U3 | 100.8540 | 100.9190 | 8.0000 | 9.0000 |
| U1-U4 | 116.7620 | 117.5230 | 32.1830 | 33.5450 |
| U2-U3 | 45.0930 | 45.1670 | 14.2000 | 15.3000 |
| U2-U4 | 73.0230 | 74.0520 | 54.2560 | 55.6040 |
| U3-U4 | 48.2260 | 49.1920 | 91.2650 | 92.0180 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25CV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60398.29343699 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416809 |
| DEC | -29.00729 |
| 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 | 56.24 |
| HIERARCH ESO ISS PBL12 END | 56.249 |
| HIERARCH ESO ISS PBLA12 START | 3.0 |
| HIERARCH ESO ISS PBLA12 END | 3.9 |
| HIERARCH ESO ISS PBL13 START | 100.854 |
| HIERARCH ESO ISS PBL13 END | 100.919 |
| HIERARCH ESO ISS PBLA13 START | 8.0 |
| HIERARCH ESO ISS PBLA13 END | 9.0 |
| HIERARCH ESO ISS PBL14 START | 116.762 |
| HIERARCH ESO ISS PBL14 END | 117.523 |
| HIERARCH ESO ISS PBLA14 START | 32.183 |
| HIERARCH ESO ISS PBLA14 END | 33.545 |
| HIERARCH ESO ISS PBL23 START | 45.093 |
| HIERARCH ESO ISS PBL23 END | 45.167 |
| HIERARCH ESO ISS PBLA23 START | 14.2 |
| HIERARCH ESO ISS PBLA23 END | 15.3 |
| HIERARCH ESO ISS PBL24 START | 73.023 |
| HIERARCH ESO ISS PBL24 END | 74.052 |
| HIERARCH ESO ISS PBLA24 START | 54.256 |
| HIERARCH ESO ISS PBLA24 END | 55.604 |
| HIERARCH ESO ISS PBL34 START | 48.226 |
| HIERARCH ESO ISS PBL34 END | 49.192 |
| HIERARCH ESO ISS PBLA34 START | 91.265 |
| HIERARCH ESO ISS PBLA34 END | 92.018 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006484 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006484 |
| HIERARCH ESO ISS AMBI TEMP | 12.52 |
| HIERARCH ESO ISS AMBI FWHM START | 0.62 |
| HIERARCH ESO ISS AMBI FWHM END | 0.69 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |