Exposure
- ID
- GRAVI.2022-03-20T08:40:13.477_1
- Header ID
- GRAVI.2022-03-20T08:40:13.477
- Date updated
- 2022-03-20 08:55:38 UTC+0000
- Release date
- 2023-03-20 08:55:38 UTC+0000
- UTC Start
- 2022-03-20 08:40:13.477
- UTC End
- 2022-03-20 08:45:33.477
- MJD Start
- 59658.3612671
- MJD End
- 59658.3649708037
- Exposure time (s)
- 320.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005137
- Ambient temperature (°C)
- 15.07
- Seeing (arcsec)
- 0.965
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 | 56.3920 | 56.4110 | 11.6000 | 12.4000 |
| U1-U3 | 101.6330 | 101.7160 | 17.3000 | 18.2000 |
| U1-U4 | 123.7670 | 124.3720 | 43.8290 | 44.8120 |
| U2-U3 | 45.8720 | 45.9480 | 24.4000 | 25.3000 |
| U2-U4 | 81.8200 | 82.5260 | 65.4160 | 66.3340 |
| U3-U4 | 56.0120 | 56.5990 | 97.9510 | 98.5620 |
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 | 59658.3612671 |
| 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 | 56.392 |
| HIERARCH ESO ISS PBL12 END | 56.411 |
| HIERARCH ESO ISS PBLA12 START | 11.6 |
| HIERARCH ESO ISS PBLA12 END | 12.4 |
| HIERARCH ESO ISS PBL13 START | 101.633 |
| HIERARCH ESO ISS PBL13 END | 101.716 |
| HIERARCH ESO ISS PBLA13 START | 17.3 |
| HIERARCH ESO ISS PBLA13 END | 18.2 |
| HIERARCH ESO ISS PBL14 START | 123.767 |
| HIERARCH ESO ISS PBL14 END | 124.372 |
| HIERARCH ESO ISS PBLA14 START | 43.829 |
| HIERARCH ESO ISS PBLA14 END | 44.812 |
| HIERARCH ESO ISS PBL23 START | 45.872 |
| HIERARCH ESO ISS PBL23 END | 45.948 |
| HIERARCH ESO ISS PBLA23 START | 24.4 |
| HIERARCH ESO ISS PBLA23 END | 25.3 |
| HIERARCH ESO ISS PBL24 START | 81.82 |
| HIERARCH ESO ISS PBL24 END | 82.526 |
| HIERARCH ESO ISS PBLA24 START | 65.416 |
| HIERARCH ESO ISS PBLA24 END | 66.334 |
| HIERARCH ESO ISS PBL34 START | 56.012 |
| HIERARCH ESO ISS PBL34 END | 56.599 |
| HIERARCH ESO ISS PBLA34 START | 97.951 |
| HIERARCH ESO ISS PBLA34 END | 98.562 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005356 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.004918 |
| HIERARCH ESO ISS AMBI TEMP | 15.07 |
| HIERARCH ESO ISS AMBI FWHM START | 1.03 |
| HIERARCH ESO ISS AMBI FWHM END | 0.9 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1070 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5310 |