Exposure
- ID
- GRAVI.2023-06-07T07:51:52.265_1
- Header ID
- GRAVI.2023-06-07T07:51:52.265
- Date updated
- 2023-06-07 08:05:54 UTC+0000
- Release date
- 2024-06-07 08:05:53 UTC+0000
- UTC Start
- 2023-06-07 07:51:52.265
- UTC End
- 2023-06-07 07:57:52.265
- MJD Start
- 60102.32768825
- MJD End
- 60102.3318549167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0085615
- Ambient temperature (°C)
- 14.32
- Seeing (arcsec)
- 0.41
Observation
- ID
- 55693
- 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
- 41253
- Name
- S4
- RA
- 266.416547
- DEC
- -29.00719
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 52.7950 | 52.4760 | 38.0000 | 38.4000 |
| U1-U3 | 93.8490 | 93.1200 | 44.3000 | 44.6000 |
| U1-U4 | 111.0680 | 109.4030 | 74.7860 | 75.3460 |
| U2-U3 | 41.7670 | 41.3500 | 52.2000 | 52.6000 |
| U2-U4 | 75.6650 | 74.4750 | 99.4520 | 100.4010 |
| U3-U4 | 56.3780 | 55.8800 | 132.4000 | 133.6650 |
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 | 60102.32768825 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416547 |
| DEC | -29.00719 |
| 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 | 52.795 |
| HIERARCH ESO ISS PBL12 END | 52.476 |
| HIERARCH ESO ISS PBLA12 START | 38.0 |
| HIERARCH ESO ISS PBLA12 END | 38.4 |
| HIERARCH ESO ISS PBL13 START | 93.849 |
| HIERARCH ESO ISS PBL13 END | 93.12 |
| HIERARCH ESO ISS PBLA13 START | 44.3 |
| HIERARCH ESO ISS PBLA13 END | 44.6 |
| HIERARCH ESO ISS PBL14 START | 111.068 |
| HIERARCH ESO ISS PBL14 END | 109.403 |
| HIERARCH ESO ISS PBLA14 START | 74.786 |
| HIERARCH ESO ISS PBLA14 END | 75.346 |
| HIERARCH ESO ISS PBL23 START | 41.767 |
| HIERARCH ESO ISS PBL23 END | 41.35 |
| HIERARCH ESO ISS PBLA23 START | 52.2 |
| HIERARCH ESO ISS PBLA23 END | 52.6 |
| HIERARCH ESO ISS PBL24 START | 75.665 |
| HIERARCH ESO ISS PBL24 END | 74.475 |
| HIERARCH ESO ISS PBLA24 START | 99.452 |
| HIERARCH ESO ISS PBLA24 END | 100.401 |
| HIERARCH ESO ISS PBL34 START | 56.378 |
| HIERARCH ESO ISS PBL34 END | 55.88 |
| HIERARCH ESO ISS PBLA34 START | 132.4 |
| HIERARCH ESO ISS PBLA34 END | 133.665 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007738 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.009385 |
| HIERARCH ESO ISS AMBI TEMP | 14.32 |
| HIERARCH ESO ISS AMBI FWHM START | 0.41 |
| HIERARCH ESO ISS AMBI FWHM END | 0.41 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1060 |
| HIERARCH ESO FT ROBJ DELTA | -290027.5231 |