Exposure
- ID
- GRAVI.2023-06-04T08:10:21.318_1
- Header ID
- GRAVI.2023-06-04T08:10:21.318
- Date updated
- 2023-06-04 08:25:22 UTC+0000
- Release date
- 2024-06-04 08:25:22 UTC+0000
- UTC Start
- 2023-06-04 08:10:21.318
- UTC End
- 2023-06-04 08:16:21.318
- MJD Start
- 60099.34052451
- MJD End
- 60099.3446911767
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0094955
- Ambient temperature (°C)
- 13.69
- Seeing (arcsec)
- 0.295
Observation
- ID
- 55649
- Category
- science
- Program ID
- 111.24H1.002
- 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
- 41212
- Name
- S4
- RA
- 266.416752
- DEC
- -29.00711
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.4670 | 52.1330 | 38.4000 | 38.7000 |
| U1-U3 | 93.1000 | 92.3370 | 44.6000 | 45.0000 |
| U1-U4 | 109.3560 | 107.6220 | 75.3610 | 75.9160 |
| U2-U3 | 41.3380 | 40.9020 | 52.6000 | 52.9000 |
| U2-U4 | 74.4410 | 73.2090 | 100.4270 | 101.4020 |
| U3-U4 | 55.8660 | 55.3600 | 133.7000 | 134.9990 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 111.24H1.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60099.34052451 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416752 |
| DEC | -29.00711 |
| 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 | 52.467 |
| HIERARCH ESO ISS PBL12 END | 52.133 |
| HIERARCH ESO ISS PBLA12 START | 38.4 |
| HIERARCH ESO ISS PBLA12 END | 38.7 |
| HIERARCH ESO ISS PBL13 START | 93.1 |
| HIERARCH ESO ISS PBL13 END | 92.337 |
| HIERARCH ESO ISS PBLA13 START | 44.6 |
| HIERARCH ESO ISS PBLA13 END | 45.0 |
| HIERARCH ESO ISS PBL14 START | 109.356 |
| HIERARCH ESO ISS PBL14 END | 107.622 |
| HIERARCH ESO ISS PBLA14 START | 75.361 |
| HIERARCH ESO ISS PBLA14 END | 75.916 |
| HIERARCH ESO ISS PBL23 START | 41.338 |
| HIERARCH ESO ISS PBL23 END | 40.902 |
| HIERARCH ESO ISS PBLA23 START | 52.6 |
| HIERARCH ESO ISS PBLA23 END | 52.9 |
| HIERARCH ESO ISS PBL24 START | 74.441 |
| HIERARCH ESO ISS PBL24 END | 73.209 |
| HIERARCH ESO ISS PBLA24 START | 100.427 |
| HIERARCH ESO ISS PBLA24 END | 101.402 |
| HIERARCH ESO ISS PBL34 START | 55.866 |
| HIERARCH ESO ISS PBL34 END | 55.36 |
| HIERARCH ESO ISS PBLA34 START | 133.7 |
| HIERARCH ESO ISS PBLA34 END | 134.999 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.010151 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00884 |
| HIERARCH ESO ISS AMBI TEMP | 13.69 |
| HIERARCH ESO ISS AMBI FWHM START | 0.28 |
| HIERARCH ESO ISS AMBI FWHM END | 0.31 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |