Exposure
- ID
- GRAVI.2023-09-01T01:12:37.228_1
- Header ID
- GRAVI.2023-09-01T01:12:37.228
- Date updated
- 2023-09-01 01:30:21 UTC+0000
- Release date
- 2023-09-01 01:12:37 UTC+0000
- UTC Start
- 2023-09-01 01:12:37.228
- UTC End
- 2023-09-01 01:18:37.228
- MJD Start
- 60188.05043088
- MJD End
- 60188.05459754667
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003447
- Ambient temperature (°C)
- 12.6
- Seeing (arcsec)
- 1.025
Observation
- ID
- 56824
- Category
- calibrator
- Program ID
- 111.24H1.005
- 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
- 42113
- Name
- R2
- RA
- 266.416846
- DEC
- -29.00725
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 55.0800 | 54.8950 | 33.9000 | 34.4000 |
| U1-U3 | 99.1300 | 98.7000 | 40.3000 | 40.8000 |
| U1-U4 | 123.3190 | 122.3110 | 69.2660 | 69.8810 |
| U2-U3 | 44.8050 | 44.5570 | 48.1000 | 48.6000 |
| U2-U4 | 84.6140 | 83.8690 | 91.3830 | 92.1890 |
| U3-U4 | 60.3900 | 60.0410 | 121.9540 | 122.9550 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.005 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60188.05043088 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416846 |
| DEC | -29.00725 |
| 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 | 55.08 |
| HIERARCH ESO ISS PBL12 END | 54.895 |
| HIERARCH ESO ISS PBLA12 START | 33.9 |
| HIERARCH ESO ISS PBLA12 END | 34.4 |
| HIERARCH ESO ISS PBL13 START | 99.13 |
| HIERARCH ESO ISS PBL13 END | 98.7 |
| HIERARCH ESO ISS PBLA13 START | 40.3 |
| HIERARCH ESO ISS PBLA13 END | 40.8 |
| HIERARCH ESO ISS PBL14 START | 123.319 |
| HIERARCH ESO ISS PBL14 END | 122.311 |
| HIERARCH ESO ISS PBLA14 START | 69.266 |
| HIERARCH ESO ISS PBLA14 END | 69.881 |
| HIERARCH ESO ISS PBL23 START | 44.805 |
| HIERARCH ESO ISS PBL23 END | 44.557 |
| HIERARCH ESO ISS PBLA23 START | 48.1 |
| HIERARCH ESO ISS PBLA23 END | 48.6 |
| HIERARCH ESO ISS PBL24 START | 84.614 |
| HIERARCH ESO ISS PBL24 END | 83.869 |
| HIERARCH ESO ISS PBLA24 START | 91.383 |
| HIERARCH ESO ISS PBLA24 END | 92.189 |
| HIERARCH ESO ISS PBL34 START | 60.39 |
| HIERARCH ESO ISS PBL34 END | 60.041 |
| HIERARCH ESO ISS PBLA34 START | 121.954 |
| HIERARCH ESO ISS PBLA34 END | 122.955 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003193 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003701 |
| HIERARCH ESO ISS AMBI TEMP | 12.6 |
| HIERARCH ESO ISS AMBI FWHM START | 1.06 |
| HIERARCH ESO ISS AMBI FWHM END | 0.99 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5209 |