Exposure
- ID
- GRAVI.2023-07-01T06:00:48.417_1
- Header ID
- GRAVI.2023-07-01T06:00:48.417
- Date updated
- 2023-07-01 06:16:05 UTC+0000
- Release date
- 2024-07-01 06:16:05 UTC+0000
- UTC Start
- 2023-07-01 06:00:48.417
- UTC End
- 2023-07-01 06:06:48.417
- MJD Start
- 60126.25056038
- MJD End
- 60126.2547270467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.011221
- Ambient temperature (°C)
- 17.47
- Seeing (arcsec)
- 0.535
Observation
- ID
- 56088
- 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
- 41539
- Name
- S4
- RA
- 266.416934
- DEC
- -29.00727
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 53.5440 | 53.2630 | 37.1000 | 37.5000 |
| U1-U3 | 95.5710 | 94.9260 | 43.4000 | 43.7000 |
| U1-U4 | 115.0250 | 113.5380 | 73.3300 | 73.9010 |
| U2-U3 | 42.7540 | 42.3830 | 51.2000 | 51.6000 |
| U2-U4 | 78.5220 | 77.4440 | 97.1140 | 98.0090 |
| U3-U4 | 57.6110 | 57.1400 | 129.3000 | 130.4830 |
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 | 60126.25056038 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416934 |
| DEC | -29.00727 |
| 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 | 53.544 |
| HIERARCH ESO ISS PBL12 END | 53.263 |
| HIERARCH ESO ISS PBLA12 START | 37.1 |
| HIERARCH ESO ISS PBLA12 END | 37.5 |
| HIERARCH ESO ISS PBL13 START | 95.571 |
| HIERARCH ESO ISS PBL13 END | 94.926 |
| HIERARCH ESO ISS PBLA13 START | 43.4 |
| HIERARCH ESO ISS PBLA13 END | 43.7 |
| HIERARCH ESO ISS PBL14 START | 115.025 |
| HIERARCH ESO ISS PBL14 END | 113.538 |
| HIERARCH ESO ISS PBLA14 START | 73.33 |
| HIERARCH ESO ISS PBLA14 END | 73.901 |
| HIERARCH ESO ISS PBL23 START | 42.754 |
| HIERARCH ESO ISS PBL23 END | 42.383 |
| HIERARCH ESO ISS PBLA23 START | 51.2 |
| HIERARCH ESO ISS PBLA23 END | 51.6 |
| HIERARCH ESO ISS PBL24 START | 78.522 |
| HIERARCH ESO ISS PBL24 END | 77.444 |
| HIERARCH ESO ISS PBLA24 START | 97.114 |
| HIERARCH ESO ISS PBLA24 END | 98.009 |
| HIERARCH ESO ISS PBL34 START | 57.611 |
| HIERARCH ESO ISS PBL34 END | 57.14 |
| HIERARCH ESO ISS PBLA34 START | 129.3 |
| HIERARCH ESO ISS PBLA34 END | 130.483 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.01355 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008892 |
| HIERARCH ESO ISS AMBI TEMP | 17.47 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.55 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |