Exposure
- ID
- GRAVI.2023-07-07T03:33:38.554_1
- Header ID
- GRAVI.2023-07-07T03:33:38.554
- Date updated
- 2023-07-07 03:51:19 UTC+0000
- Release date
- 2024-07-07 03:51:19 UTC+0000
- UTC Start
- 2023-07-07 03:33:38.554
- UTC End
- 2023-07-07 03:39:38.554
- MJD Start
- 60132.14836289
- MJD End
- 60132.1525295567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003012
- Ambient temperature (°C)
- 9.52
- Seeing (arcsec)
- 1.11
Observation
- ID
- 56167
- 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
- 41612
- Name
- S4
- RA
- 266.416849
- DEC
- -29.00721
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3960 | 56.3450 | 26.5000 | 27.2000 |
| U1-U3 | 102.1580 | 102.0460 | 32.9000 | 33.6000 |
| U1-U4 | 130.0340 | 129.8550 | 60.9750 | 61.7220 |
| U2-U3 | 46.5300 | 46.4710 | 40.6000 | 41.3000 |
| U2-U4 | 89.3950 | 89.3070 | 81.8710 | 82.6530 |
| U3-U4 | 62.4670 | 62.4680 | 111.2870 | 112.0760 |
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 | 60132.14836289 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416849 |
| DEC | -29.00721 |
| 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 | 56.396 |
| HIERARCH ESO ISS PBL12 END | 56.345 |
| HIERARCH ESO ISS PBLA12 START | 26.5 |
| HIERARCH ESO ISS PBLA12 END | 27.2 |
| HIERARCH ESO ISS PBL13 START | 102.158 |
| HIERARCH ESO ISS PBL13 END | 102.046 |
| HIERARCH ESO ISS PBLA13 START | 32.9 |
| HIERARCH ESO ISS PBLA13 END | 33.6 |
| HIERARCH ESO ISS PBL14 START | 130.034 |
| HIERARCH ESO ISS PBL14 END | 129.855 |
| HIERARCH ESO ISS PBLA14 START | 60.975 |
| HIERARCH ESO ISS PBLA14 END | 61.722 |
| HIERARCH ESO ISS PBL23 START | 46.53 |
| HIERARCH ESO ISS PBL23 END | 46.471 |
| HIERARCH ESO ISS PBLA23 START | 40.6 |
| HIERARCH ESO ISS PBLA23 END | 41.3 |
| HIERARCH ESO ISS PBL24 START | 89.395 |
| HIERARCH ESO ISS PBL24 END | 89.307 |
| HIERARCH ESO ISS PBLA24 START | 81.871 |
| HIERARCH ESO ISS PBLA24 END | 82.653 |
| HIERARCH ESO ISS PBL34 START | 62.467 |
| HIERARCH ESO ISS PBL34 END | 62.468 |
| HIERARCH ESO ISS PBLA34 START | 111.287 |
| HIERARCH ESO ISS PBLA34 END | 112.076 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.002473 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003551 |
| HIERARCH ESO ISS AMBI TEMP | 9.52 |
| HIERARCH ESO ISS AMBI FWHM START | 1.38 |
| HIERARCH ESO ISS AMBI FWHM END | 0.84 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |