Exposure
- ID
- GRAVI.2024-05-29T03:23:19.056_2
- Header ID
- GRAVI.2024-05-29T03:23:19.056
- Date updated
- 2024-05-29 03:40:28 UTC+0000
- Release date
- 2025-05-29 03:40:28 UTC+0000
- UTC Start
- 2024-05-29 03:23:19.056
- UTC End
- 2024-05-29 03:29:19.056
- MJD Start
- 60459.14119278
- MJD End
- 60459.1453594467
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0033095
- Ambient temperature (°C)
- 14.5
- Seeing (arcsec)
- 0.605
Observation
- ID
- 59423
- Category
- science
- Program ID
- 113.268P.002
- 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 | 56.2760 | 56.2910 | 5.9000 | 6.9000 |
| U1-U3 | 101.0800 | 101.1630 | 11.2000 | 12.2000 |
| U1-U4 | 119.1980 | 119.9660 | 36.4150 | 37.6890 |
| U2-U3 | 45.3410 | 45.4240 | 17.8000 | 18.9000 |
| U2-U4 | 76.2390 | 77.2130 | 58.4000 | 59.6230 |
| U3-U4 | 51.1900 | 52.0580 | 93.6180 | 94.3370 |
Header: used keywords
| Key | Value |
|---|---|
| HIERARCH ESO OBS PROG ID | 113.268P.002 |
| HIERARCH ESO DPR CATG | SCIENCE |
| HIERARCH ESO DPR TYPE | OBJECT,DUAL |
| MJD-OBS | 60459.14119278 |
| HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
| HIERARCH ESO OBS TARG NAME | IRS16C |
| HIERARCH ESO INS SOBJ NAME | SGRA |
| RA | 266.416878 |
| DEC | -29.00732 |
| 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 | 56.276 |
| HIERARCH ESO ISS PBL12 END | 56.291 |
| HIERARCH ESO ISS PBLA12 START | 5.9 |
| HIERARCH ESO ISS PBLA12 END | 6.9 |
| HIERARCH ESO ISS PBL13 START | 101.08 |
| HIERARCH ESO ISS PBL13 END | 101.163 |
| HIERARCH ESO ISS PBLA13 START | 11.2 |
| HIERARCH ESO ISS PBLA13 END | 12.2 |
| HIERARCH ESO ISS PBL14 START | 119.198 |
| HIERARCH ESO ISS PBL14 END | 119.966 |
| HIERARCH ESO ISS PBLA14 START | 36.415 |
| HIERARCH ESO ISS PBLA14 END | 37.689 |
| HIERARCH ESO ISS PBL23 START | 45.341 |
| HIERARCH ESO ISS PBL23 END | 45.424 |
| HIERARCH ESO ISS PBLA23 START | 17.8 |
| HIERARCH ESO ISS PBLA23 END | 18.9 |
| HIERARCH ESO ISS PBL24 START | 76.239 |
| HIERARCH ESO ISS PBL24 END | 77.213 |
| HIERARCH ESO ISS PBLA24 START | 58.4 |
| HIERARCH ESO ISS PBLA24 END | 59.623 |
| HIERARCH ESO ISS PBL34 START | 51.19 |
| HIERARCH ESO ISS PBL34 END | 52.058 |
| HIERARCH ESO ISS PBLA34 START | 93.618 |
| HIERARCH ESO ISS PBLA34 END | 94.337 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003959 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00266 |
| HIERARCH ESO ISS AMBI TEMP | 14.5 |
| HIERARCH ESO ISS AMBI FWHM START | 0.61 |
| HIERARCH ESO ISS AMBI FWHM END | 0.6 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |