Exposure
- ID
- GRAVI.2024-03-28T07:47:38.819_2
- Header ID
- GRAVI.2024-03-28T07:47:38.819
- Date updated
- 2024-03-28 08:05:18 UTC+0000
- Release date
- 2024-03-28 07:47:38 UTC+0000
- UTC Start
- 2024-03-28 07:47:38.819
- UTC End
- 2024-03-28 07:53:38.819
- MJD Start
- 60397.32475485
- MJD End
- 60397.3289215167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0060305
- Ambient temperature (°C)
- 12.22
- Seeing (arcsec)
- 0.925
Observation
- ID
- 58862
- Category
- calibrator
- 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
- 43558
- Name
- IRS16C
- RA
- 266.417083333333
- DEC
- -29.0076816666667
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 | 56.3300 | 56.3500 | 8.9000 | 9.8000 |
| U1-U3 | 101.3560 | 101.4480 | 14.4000 | 15.4000 |
| U1-U4 | 121.6220 | 122.3570 | 40.3810 | 41.5620 |
| U2-U3 | 45.6130 | 45.7000 | 21.3000 | 22.3000 |
| U2-U4 | 79.2600 | 80.1480 | 62.1800 | 63.2920 |
| U3-U4 | 53.8430 | 54.6030 | 95.8860 | 96.5820 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 112.25CV.001 |
| HIERARCH ESO DPR CATG | CALIB |
| HIERARCH ESO DPR TYPE | STD,DUAL |
| MJD-OBS | 60397.32475485 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | R2 |
| 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 | 56.33 |
| HIERARCH ESO ISS PBL12 END | 56.35 |
| HIERARCH ESO ISS PBLA12 START | 8.9 |
| HIERARCH ESO ISS PBLA12 END | 9.8 |
| HIERARCH ESO ISS PBL13 START | 101.356 |
| HIERARCH ESO ISS PBL13 END | 101.448 |
| HIERARCH ESO ISS PBLA13 START | 14.4 |
| HIERARCH ESO ISS PBLA13 END | 15.4 |
| HIERARCH ESO ISS PBL14 START | 121.622 |
| HIERARCH ESO ISS PBL14 END | 122.357 |
| HIERARCH ESO ISS PBLA14 START | 40.381 |
| HIERARCH ESO ISS PBLA14 END | 41.562 |
| HIERARCH ESO ISS PBL23 START | 45.613 |
| HIERARCH ESO ISS PBL23 END | 45.7 |
| HIERARCH ESO ISS PBLA23 START | 21.3 |
| HIERARCH ESO ISS PBLA23 END | 22.3 |
| HIERARCH ESO ISS PBL24 START | 79.26 |
| HIERARCH ESO ISS PBL24 END | 80.148 |
| HIERARCH ESO ISS PBLA24 START | 62.18 |
| HIERARCH ESO ISS PBLA24 END | 63.292 |
| HIERARCH ESO ISS PBL34 START | 53.843 |
| HIERARCH ESO ISS PBL34 END | 54.603 |
| HIERARCH ESO ISS PBLA34 START | 95.886 |
| HIERARCH ESO ISS PBLA34 END | 96.582 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.006002 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.006059 |
| HIERARCH ESO ISS AMBI TEMP | 12.22 |
| HIERARCH ESO ISS AMBI FWHM START | 0.96 |
| HIERARCH ESO ISS AMBI FWHM END | 0.89 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.100 |
| HIERARCH ESO FT ROBJ DELTA | -290027.654 |