Exposure
- ID
- GRAVI.2024-05-29T04:15:58.190_2
- Header ID
- GRAVI.2024-05-29T04:15:58.190
- Date updated
- 2024-05-29 04:30:29 UTC+0000
- Release date
- 2025-05-29 04:30:29 UTC+0000
- UTC Start
- 2024-05-29 04:15:58.190
- UTC End
- 2024-05-29 04:21:58.190
- MJD Start
- 60459.17775683
- MJD End
- 60459.1819234967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.005749
- Ambient temperature (°C)
- 14.48
- Seeing (arcsec)
- 0.49
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 | 56.4350 | 56.4560 | 13.3000 | 14.2000 |
| U1-U3 | 101.8180 | 101.9070 | 19.2000 | 20.1000 |
| U1-U4 | 125.0940 | 125.7210 | 46.0000 | 47.0560 |
| U2-U3 | 46.0400 | 46.1200 | 26.4000 | 27.4000 |
| U2-U4 | 83.3600 | 84.0790 | 67.4400 | 68.4240 |
| U3-U4 | 57.2870 | 57.8760 | 99.3130 | 99.9980 |
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 | 60459.17775683 |
| 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 | 56.435 |
| HIERARCH ESO ISS PBL12 END | 56.456 |
| HIERARCH ESO ISS PBLA12 START | 13.3 |
| HIERARCH ESO ISS PBLA12 END | 14.2 |
| HIERARCH ESO ISS PBL13 START | 101.818 |
| HIERARCH ESO ISS PBL13 END | 101.907 |
| HIERARCH ESO ISS PBLA13 START | 19.2 |
| HIERARCH ESO ISS PBLA13 END | 20.1 |
| HIERARCH ESO ISS PBL14 START | 125.094 |
| HIERARCH ESO ISS PBL14 END | 125.721 |
| HIERARCH ESO ISS PBLA14 START | 46.0 |
| HIERARCH ESO ISS PBLA14 END | 47.056 |
| HIERARCH ESO ISS PBL23 START | 46.04 |
| HIERARCH ESO ISS PBL23 END | 46.12 |
| HIERARCH ESO ISS PBLA23 START | 26.4 |
| HIERARCH ESO ISS PBLA23 END | 27.4 |
| HIERARCH ESO ISS PBL24 START | 83.36 |
| HIERARCH ESO ISS PBL24 END | 84.079 |
| HIERARCH ESO ISS PBLA24 START | 67.44 |
| HIERARCH ESO ISS PBLA24 END | 68.424 |
| HIERARCH ESO ISS PBL34 START | 57.287 |
| HIERARCH ESO ISS PBL34 END | 57.876 |
| HIERARCH ESO ISS PBLA34 START | 99.313 |
| HIERARCH ESO ISS PBLA34 END | 99.998 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.003888 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.00761 |
| HIERARCH ESO ISS AMBI TEMP | 14.48 |
| HIERARCH ESO ISS AMBI FWHM START | 0.52 |
| HIERARCH ESO ISS AMBI FWHM END | 0.46 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |