Exposure
- ID
- GRAVI.2024-03-29T06:45:35.913_2
- Header ID
- GRAVI.2024-03-29T06:45:35.913
- Date updated
- 2024-03-29 07:00:23 UTC+0000
- Release date
- 2025-03-29 07:00:23 UTC+0000
- UTC Start
- 2024-03-29 06:45:35.913
- UTC End
- 2024-03-29 06:51:35.913
- MJD Start
- 60398.28166566
- MJD End
- 60398.2858323267
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.006484
- Ambient temperature (°C)
- 12.75
- Seeing (arcsec)
- 0.67
Observation
- ID
- 58832
- 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
- 43560
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816944444
Instrument
- Interferometer
- VLTI
- Instrument
- GRAVITY_FT
- Instrument mode
- LOW
- Instrument sub-mode
- DUAL
- Stations
- U1 U2 U3 U4
Projected baselines
| Baseline | Length start | Length end | Angle start | Angle end |
|---|---|---|---|---|
| U1-U2 | 56.2280 | 56.2300 | 0.5000 | 1.5000 |
| U1-U3 | 100.7180 | 100.7640 | 5.2000 | 6.3000 |
| U1-U4 | 114.8090 | 115.5380 | 28.4670 | 29.8980 |
| U2-U3 | 44.9190 | 44.9810 | 11.1000 | 12.3000 |
| U2-U4 | 70.2720 | 71.3200 | 50.4960 | 51.9590 |
| U3-U4 | 45.5490 | 46.5870 | 89.2150 | 90.0060 |
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 | 60398.28166566 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | S2 |
| RA | 266.416809 |
| DEC | -29.00729 |
| 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 | 56.228 |
| HIERARCH ESO ISS PBL12 END | 56.23 |
| HIERARCH ESO ISS PBLA12 START | 0.5 |
| HIERARCH ESO ISS PBLA12 END | 1.5 |
| HIERARCH ESO ISS PBL13 START | 100.718 |
| HIERARCH ESO ISS PBL13 END | 100.764 |
| HIERARCH ESO ISS PBLA13 START | 5.2 |
| HIERARCH ESO ISS PBLA13 END | 6.3 |
| HIERARCH ESO ISS PBL14 START | 114.809 |
| HIERARCH ESO ISS PBL14 END | 115.538 |
| HIERARCH ESO ISS PBLA14 START | 28.467 |
| HIERARCH ESO ISS PBLA14 END | 29.898 |
| HIERARCH ESO ISS PBL23 START | 44.919 |
| HIERARCH ESO ISS PBL23 END | 44.981 |
| HIERARCH ESO ISS PBLA23 START | 11.1 |
| HIERARCH ESO ISS PBLA23 END | 12.3 |
| HIERARCH ESO ISS PBL24 START | 70.272 |
| HIERARCH ESO ISS PBL24 END | 71.32 |
| HIERARCH ESO ISS PBLA24 START | 50.496 |
| HIERARCH ESO ISS PBLA24 END | 51.959 |
| HIERARCH ESO ISS PBL34 START | 45.549 |
| HIERARCH ESO ISS PBL34 END | 46.587 |
| HIERARCH ESO ISS PBLA34 START | 89.215 |
| HIERARCH ESO ISS PBLA34 END | 90.006 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006484 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006484 |
| HIERARCH ESO ISS AMBI TEMP | 12.75 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 0.63 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |