Exposure
- ID
- GRAVI.2023-07-05T05:01:43.539_1
- Header ID
- GRAVI.2023-07-05T05:01:43.539
- Date updated
- 2023-07-05 05:15:27 UTC+0000
- Release date
- 2024-07-05 05:15:27 UTC+0000
- UTC Start
- 2023-07-05 05:01:43.539
- UTC End
- 2023-07-05 05:07:43.539
- MJD Start
- 60130.2095317
- MJD End
- 60130.2136983667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003981
- Ambient temperature (°C)
- 13.46
- Seeing (arcsec)
- 1.03
Observation
- ID
- 56146
- 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
- 41593
- Name
- S4
- RA
- 266.416855
- DEC
- -29.0073
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.0510 | 54.8650 | 34.0000 | 34.5000 |
| U1-U3 | 99.0620 | 98.6290 | 40.4000 | 40.9000 |
| U1-U4 | 123.1600 | 122.1440 | 69.3640 | 69.9770 |
| U2-U3 | 44.7660 | 44.5160 | 48.2000 | 48.7000 |
| U2-U4 | 84.4970 | 83.7460 | 91.5110 | 92.3160 |
| U3-U4 | 60.3350 | 59.9840 | 122.1120 | 123.1150 |
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 | 60130.2095317 |
| 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 | 55.051 |
| HIERARCH ESO ISS PBL12 END | 54.865 |
| HIERARCH ESO ISS PBLA12 START | 34.0 |
| HIERARCH ESO ISS PBLA12 END | 34.5 |
| HIERARCH ESO ISS PBL13 START | 99.062 |
| HIERARCH ESO ISS PBL13 END | 98.629 |
| HIERARCH ESO ISS PBLA13 START | 40.4 |
| HIERARCH ESO ISS PBLA13 END | 40.9 |
| HIERARCH ESO ISS PBL14 START | 123.16 |
| HIERARCH ESO ISS PBL14 END | 122.144 |
| HIERARCH ESO ISS PBLA14 START | 69.364 |
| HIERARCH ESO ISS PBLA14 END | 69.977 |
| HIERARCH ESO ISS PBL23 START | 44.766 |
| HIERARCH ESO ISS PBL23 END | 44.516 |
| HIERARCH ESO ISS PBLA23 START | 48.2 |
| HIERARCH ESO ISS PBLA23 END | 48.7 |
| HIERARCH ESO ISS PBL24 START | 84.497 |
| HIERARCH ESO ISS PBL24 END | 83.746 |
| HIERARCH ESO ISS PBLA24 START | 91.511 |
| HIERARCH ESO ISS PBLA24 END | 92.316 |
| HIERARCH ESO ISS PBL34 START | 60.335 |
| HIERARCH ESO ISS PBL34 END | 59.984 |
| HIERARCH ESO ISS PBLA34 START | 122.112 |
| HIERARCH ESO ISS PBLA34 END | 123.115 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003981 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003981 |
| HIERARCH ESO ISS AMBI TEMP | 13.46 |
| HIERARCH ESO ISS AMBI FWHM START | 1.0 |
| HIERARCH ESO ISS AMBI FWHM END | 1.06 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |