Exposure
- ID
- GRAVI.2024-06-26T03:29:22.806_2
- Header ID
- GRAVI.2024-06-26T03:29:22.806
- Date updated
- 2024-06-26 03:45:25 UTC+0000
- Release date
- 2025-06-26 03:45:24 UTC+0000
- UTC Start
- 2024-06-26 03:29:22.806
- UTC End
- 2024-06-26 03:35:22.806
- MJD Start
- 60487.14540285
- MJD End
- 60487.1495695167
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.003551
- Ambient temperature (°C)
- 11.25
- Seeing (arcsec)
- 0.515
Observation
- ID
- 59742
- Category
- science
- Program ID
- 113.268P.003
- Program Title
- THE GALACTIC CENTER WITH GRAVITY - MEASURING THE SPIN OF SGR A* BY MEANS OF DEEP GRAVITY INTERFEROMETRY
- 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 / LE BOUQUIN / KREIDBERG /
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 | 56.5580 | 56.5530 | 21.5000 | 22.3000 |
| U1-U3 | 102.4260 | 102.4340 | 27.7000 | 28.5000 |
| U1-U4 | 129.6470 | 129.8670 | 55.4340 | 56.2830 |
| U2-U3 | 46.6110 | 46.6300 | 35.3000 | 36.1000 |
| U2-U4 | 88.5570 | 88.8300 | 76.3310 | 77.1560 |
| U3-U4 | 61.5340 | 61.7710 | 106.1440 | 106.8620 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.003 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60487.14540285 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416811 |
| DEC | -29.00723 |
| 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 | 56.558 |
| HIERARCH ESO ISS PBL12 END | 56.553 |
| HIERARCH ESO ISS PBLA12 START | 21.5 |
| HIERARCH ESO ISS PBLA12 END | 22.3 |
| HIERARCH ESO ISS PBL13 START | 102.426 |
| HIERARCH ESO ISS PBL13 END | 102.434 |
| HIERARCH ESO ISS PBLA13 START | 27.7 |
| HIERARCH ESO ISS PBLA13 END | 28.5 |
| HIERARCH ESO ISS PBL14 START | 129.647 |
| HIERARCH ESO ISS PBL14 END | 129.867 |
| HIERARCH ESO ISS PBLA14 START | 55.434 |
| HIERARCH ESO ISS PBLA14 END | 56.283 |
| HIERARCH ESO ISS PBL23 START | 46.611 |
| HIERARCH ESO ISS PBL23 END | 46.63 |
| HIERARCH ESO ISS PBLA23 START | 35.3 |
| HIERARCH ESO ISS PBLA23 END | 36.1 |
| HIERARCH ESO ISS PBL24 START | 88.557 |
| HIERARCH ESO ISS PBL24 END | 88.83 |
| HIERARCH ESO ISS PBLA24 START | 76.331 |
| HIERARCH ESO ISS PBLA24 END | 77.156 |
| HIERARCH ESO ISS PBL34 START | 61.534 |
| HIERARCH ESO ISS PBL34 END | 61.771 |
| HIERARCH ESO ISS PBLA34 START | 106.144 |
| HIERARCH ESO ISS PBLA34 END | 106.862 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003763 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.003339 |
| HIERARCH ESO ISS AMBI TEMP | 11.25 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.51 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |