Exposure
- ID
- GRAVI.2022-03-20T09:28:07.598_1
- Header ID
- GRAVI.2022-03-20T09:28:07.598
- Date updated
- 2022-03-20 09:45:36 UTC+0000
- Release date
- 2023-03-20 09:45:35 UTC+0000
- UTC Start
- 2022-03-20 09:28:07.598
- UTC End
- 2022-03-20 09:33:27.598
- MJD Start
- 59658.39453238
- MJD End
- 59658.3982360837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005639
- Ambient temperature (°C)
- 15.08
- Seeing (arcsec)
- 0.655
Observation
- ID
- 49993
- Category
- science
- Program ID
- 108.2248.001
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - PROBING EVENT HORIZON SCALE PHYSICS WITH STARS AND FLARES
- Program Type
- GTO
- PI / COI
- EISENHAUER/ GILLESSEN/ GENZEL/ STRAUBMEIER/ ROUSSELET-PERRAUT/ BRANDNER/ GARCIA/ ECKART/ OTT/ DE ZEEUW/ STADLER/ VON FELLENBERG/ WIDMANN/ HABIBI/ PERRIN/ HORROBIN/ PAUMARD/ LACOUR/ HEIßEL/ VINCENT
Target
- ID
- 37361
- Name
- S2
- RA
- 266.416769
- DEC
- -29.00713
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.5340 | 56.5440 | 18.0000 | 18.7000 |
| U1-U3 | 102.2480 | 102.3000 | 24.1000 | 24.8000 |
| U1-U4 | 128.0950 | 128.4790 | 51.4610 | 52.2930 |
| U2-U3 | 46.4270 | 46.4750 | 31.5000 | 32.3000 |
| U2-U4 | 86.7670 | 87.2020 | 72.5440 | 73.3290 |
| U3-U4 | 60.0600 | 60.4130 | 103.0460 | 103.6630 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 108.2248.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 59658.39453238 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416769 |
| DEC | -29.00713 |
| 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 | 342.0 |
| HIERARCH ESO DET2 SEQ1 DIT | 10.0 |
| HIERARCH ESO DET2 NDIT | 32 |
| HIERARCH ESO ISS PBL12 START | 56.534 |
| HIERARCH ESO ISS PBL12 END | 56.544 |
| HIERARCH ESO ISS PBLA12 START | 18.0 |
| HIERARCH ESO ISS PBLA12 END | 18.7 |
| HIERARCH ESO ISS PBL13 START | 102.248 |
| HIERARCH ESO ISS PBL13 END | 102.3 |
| HIERARCH ESO ISS PBLA13 START | 24.1 |
| HIERARCH ESO ISS PBLA13 END | 24.8 |
| HIERARCH ESO ISS PBL14 START | 128.095 |
| HIERARCH ESO ISS PBL14 END | 128.479 |
| HIERARCH ESO ISS PBLA14 START | 51.461 |
| HIERARCH ESO ISS PBLA14 END | 52.293 |
| HIERARCH ESO ISS PBL23 START | 46.427 |
| HIERARCH ESO ISS PBL23 END | 46.475 |
| HIERARCH ESO ISS PBLA23 START | 31.5 |
| HIERARCH ESO ISS PBLA23 END | 32.3 |
| HIERARCH ESO ISS PBL24 START | 86.767 |
| HIERARCH ESO ISS PBL24 END | 87.202 |
| HIERARCH ESO ISS PBLA24 START | 72.544 |
| HIERARCH ESO ISS PBLA24 END | 73.329 |
| HIERARCH ESO ISS PBL34 START | 60.06 |
| HIERARCH ESO ISS PBL34 END | 60.413 |
| HIERARCH ESO ISS PBLA34 START | 103.046 |
| HIERARCH ESO ISS PBLA34 END | 103.663 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005649 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005629 |
| HIERARCH ESO ISS AMBI TEMP | 15.08 |
| HIERARCH ESO ISS AMBI FWHM START | 0.68 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |