Exposure
- ID
- GRAVI.2023-07-04T01:02:21.429_1
- Header ID
- GRAVI.2023-07-04T01:02:21.429
- Date updated
- 2023-07-04 01:21:33 UTC+0000
- Release date
- 2023-07-04 01:02:21 UTC+0000
- UTC Start
- 2023-07-04 01:02:21.429
- UTC End
- 2023-07-04 01:08:21.429
- MJD Start
- 60129.04330358
- MJD End
- 60129.0474702467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.004435
- Ambient temperature (°C)
- 12.58
- Seeing (arcsec)
- 0.84
Observation
- ID
- 56137
- Category
- calibrator
- 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
- 41584
- Name
- R2
- RA
- 266.416929
- DEC
- -29.00727
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2700 | 56.2850 | 5.6000 | 6.5000 |
| U1-U3 | 101.0520 | 101.1330 | 10.9000 | 11.9000 |
| U1-U4 | 118.9220 | 119.6950 | 35.9530 | 37.2430 |
| U2-U3 | 45.3110 | 45.3940 | 17.4000 | 18.5000 |
| U2-U4 | 75.8850 | 76.8720 | 57.9530 | 59.1950 |
| U3-U4 | 50.8720 | 51.7550 | 93.3580 | 94.0840 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.003 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60129.04330358 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| RA | 266.416929 |
| 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 | 56.27 |
| HIERARCH ESO ISS PBL12 END | 56.285 |
| HIERARCH ESO ISS PBLA12 START | 5.6 |
| HIERARCH ESO ISS PBLA12 END | 6.5 |
| HIERARCH ESO ISS PBL13 START | 101.052 |
| HIERARCH ESO ISS PBL13 END | 101.133 |
| HIERARCH ESO ISS PBLA13 START | 10.9 |
| HIERARCH ESO ISS PBLA13 END | 11.9 |
| HIERARCH ESO ISS PBL14 START | 118.922 |
| HIERARCH ESO ISS PBL14 END | 119.695 |
| HIERARCH ESO ISS PBLA14 START | 35.953 |
| HIERARCH ESO ISS PBLA14 END | 37.243 |
| HIERARCH ESO ISS PBL23 START | 45.311 |
| HIERARCH ESO ISS PBL23 END | 45.394 |
| HIERARCH ESO ISS PBLA23 START | 17.4 |
| HIERARCH ESO ISS PBLA23 END | 18.5 |
| HIERARCH ESO ISS PBL24 START | 75.885 |
| HIERARCH ESO ISS PBL24 END | 76.872 |
| HIERARCH ESO ISS PBLA24 START | 57.953 |
| HIERARCH ESO ISS PBLA24 END | 59.195 |
| HIERARCH ESO ISS PBL34 START | 50.872 |
| HIERARCH ESO ISS PBL34 END | 51.755 |
| HIERARCH ESO ISS PBLA34 START | 93.358 |
| HIERARCH ESO ISS PBLA34 END | 94.084 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.004373 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004497 |
| HIERARCH ESO ISS AMBI TEMP | 12.58 |
| HIERARCH ESO ISS AMBI FWHM START | 0.79 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |