Exposure
- ID
- GRAVI.2024-03-28T07:57:26.844_1
- Header ID
- GRAVI.2024-03-28T07:57:26.844
- Date updated
- 2024-03-28 08:15:26 UTC+0000
- Release date
- 2025-03-28 08:15:25 UTC+0000
- UTC Start
- 2024-03-28 07:57:26.844
- UTC End
- 2024-03-28 08:03:26.844
- MJD Start
- 60397.33156069
- MJD End
- 60397.3357273567
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006975
- Ambient temperature (°C)
- 12.17
- Seeing (arcsec)
- 0.86
Observation
- ID
- 58863
- Category
- science
- Program ID
- 112.25CV.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/ OTT/ WIDMANN/ DRESCHER/ RIBEIRO/ SADUN BORDONI/ STRAUBMEIER/ BRANDNER/ PERRIN/ ROUSSELET-PERRAUT/ GARCIA/ MANG/ PAUMARD/ ECKART/ VINCENT/ BOURDAROT/ LUTZ/ STURM/ CAO/ HORROBIN/ DE ZEEUW
Target
- ID
- 43580
- Name
- S4
- RA
- 266.416909
- DEC
- -29.00728
Instrument
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.3610 | 56.3820 | 10.3000 | 11.2000 |
| U1-U3 | 101.4960 | 101.5900 | 15.9000 | 16.9000 |
| U1-U4 | 122.7320 | 123.4440 | 42.1630 | 43.3080 |
| U2-U3 | 45.7450 | 45.8320 | 22.9000 | 23.9000 |
| U2-U4 | 80.5960 | 81.4400 | 63.8560 | 64.9290 |
| U3-U4 | 54.9830 | 55.6940 | 96.9400 | 97.6320 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25CV.001 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60397.33156069 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S4 |
| RA | 266.416909 |
| DEC | -29.00728 |
| 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 | 56.361 |
| HIERARCH ESO ISS PBL12 END | 56.382 |
| HIERARCH ESO ISS PBLA12 START | 10.3 |
| HIERARCH ESO ISS PBLA12 END | 11.2 |
| HIERARCH ESO ISS PBL13 START | 101.496 |
| HIERARCH ESO ISS PBL13 END | 101.59 |
| HIERARCH ESO ISS PBLA13 START | 15.9 |
| HIERARCH ESO ISS PBLA13 END | 16.9 |
| HIERARCH ESO ISS PBL14 START | 122.732 |
| HIERARCH ESO ISS PBL14 END | 123.444 |
| HIERARCH ESO ISS PBLA14 START | 42.163 |
| HIERARCH ESO ISS PBLA14 END | 43.308 |
| HIERARCH ESO ISS PBL23 START | 45.745 |
| HIERARCH ESO ISS PBL23 END | 45.832 |
| HIERARCH ESO ISS PBLA23 START | 22.9 |
| HIERARCH ESO ISS PBLA23 END | 23.9 |
| HIERARCH ESO ISS PBL24 START | 80.596 |
| HIERARCH ESO ISS PBL24 END | 81.44 |
| HIERARCH ESO ISS PBLA24 START | 63.856 |
| HIERARCH ESO ISS PBLA24 END | 64.929 |
| HIERARCH ESO ISS PBL34 START | 54.983 |
| HIERARCH ESO ISS PBL34 END | 55.694 |
| HIERARCH ESO ISS PBLA34 START | 96.94 |
| HIERARCH ESO ISS PBLA34 END | 97.632 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006979 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006971 |
| HIERARCH ESO ISS AMBI TEMP | 12.17 |
| HIERARCH ESO ISS AMBI FWHM START | 0.86 |
| HIERARCH ESO ISS AMBI FWHM END | 0.86 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |