Exposure
- ID
- GRAVI.2022-03-20T08:53:16.510_1
- Header ID
- GRAVI.2022-03-20T08:53:16.510
- Date updated
- 2022-03-20 09:05:43 UTC+0000
- Release date
- 2023-03-20 09:05:43 UTC+0000
- UTC Start
- 2022-03-20 08:53:16.510
- UTC End
- 2022-03-20 08:58:36.510
- MJD Start
- 59658.37032998
- MJD End
- 59658.3740336837
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0055755
- Ambient temperature (°C)
- 15.41
- Seeing (arcsec)
- 0.6
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 | 56.4350 | 56.4540 | 13.4000 | 14.1000 |
| U1-U3 | 101.8200 | 101.9000 | 19.2000 | 20.0000 |
| U1-U4 | 125.1140 | 125.6730 | 46.0360 | 46.9760 |
| U2-U3 | 46.0420 | 46.1140 | 26.4000 | 27.3000 |
| U2-U4 | 83.3830 | 84.0240 | 67.4740 | 68.3500 |
| U3-U4 | 57.3070 | 57.8320 | 99.3370 | 99.9460 |
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 | 59658.37032998 |
| 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 | 56.435 |
| HIERARCH ESO ISS PBL12 END | 56.454 |
| HIERARCH ESO ISS PBLA12 START | 13.4 |
| HIERARCH ESO ISS PBLA12 END | 14.1 |
| HIERARCH ESO ISS PBL13 START | 101.82 |
| HIERARCH ESO ISS PBL13 END | 101.9 |
| HIERARCH ESO ISS PBLA13 START | 19.2 |
| HIERARCH ESO ISS PBLA13 END | 20.0 |
| HIERARCH ESO ISS PBL14 START | 125.114 |
| HIERARCH ESO ISS PBL14 END | 125.673 |
| HIERARCH ESO ISS PBLA14 START | 46.036 |
| HIERARCH ESO ISS PBLA14 END | 46.976 |
| HIERARCH ESO ISS PBL23 START | 46.042 |
| HIERARCH ESO ISS PBL23 END | 46.114 |
| HIERARCH ESO ISS PBLA23 START | 26.4 |
| HIERARCH ESO ISS PBLA23 END | 27.3 |
| HIERARCH ESO ISS PBL24 START | 83.383 |
| HIERARCH ESO ISS PBL24 END | 84.024 |
| HIERARCH ESO ISS PBLA24 START | 67.474 |
| HIERARCH ESO ISS PBLA24 END | 68.35 |
| HIERARCH ESO ISS PBL34 START | 57.307 |
| HIERARCH ESO ISS PBL34 END | 57.832 |
| HIERARCH ESO ISS PBLA34 START | 99.337 |
| HIERARCH ESO ISS PBLA34 END | 99.946 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.00577 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.005381 |
| HIERARCH ESO ISS AMBI TEMP | 15.41 |
| HIERARCH ESO ISS AMBI FWHM START | 0.6 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |