Exposure
- ID
- GRAVI.2024-05-29T05:39:19.402_2
- Header ID
- GRAVI.2024-05-29T05:39:19.402
- Date updated
- 2024-05-29 05:55:27 UTC+0000
- Release date
- 2025-05-29 05:55:27 UTC+0000
- UTC Start
- 2024-05-29 05:39:19.402
- UTC End
- 2024-05-29 05:45:19.402
- MJD Start
- 60459.23564123
- MJD End
- 60459.2398078967
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.007464
- Ambient temperature (°C)
- 14.83
- Seeing (arcsec)
- 0.87
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 | 56.5230 | 56.5000 | 23.8000 | 24.5000 |
| U1-U3 | 102.4050 | 102.3660 | 30.1000 | 30.9000 |
| U1-U4 | 130.1530 | 130.2050 | 57.9920 | 58.7920 |
| U2-U3 | 46.6390 | 46.6270 | 37.8000 | 38.5000 |
| U2-U4 | 89.2370 | 89.3530 | 78.8400 | 79.6390 |
| U3-U4 | 62.1530 | 62.2840 | 108.3780 | 109.1220 |
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 | 60459.23564123 |
| 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 | 56.523 |
| HIERARCH ESO ISS PBL12 END | 56.5 |
| HIERARCH ESO ISS PBLA12 START | 23.8 |
| HIERARCH ESO ISS PBLA12 END | 24.5 |
| HIERARCH ESO ISS PBL13 START | 102.405 |
| HIERARCH ESO ISS PBL13 END | 102.366 |
| HIERARCH ESO ISS PBLA13 START | 30.1 |
| HIERARCH ESO ISS PBLA13 END | 30.9 |
| HIERARCH ESO ISS PBL14 START | 130.153 |
| HIERARCH ESO ISS PBL14 END | 130.205 |
| HIERARCH ESO ISS PBLA14 START | 57.992 |
| HIERARCH ESO ISS PBLA14 END | 58.792 |
| HIERARCH ESO ISS PBL23 START | 46.639 |
| HIERARCH ESO ISS PBL23 END | 46.627 |
| HIERARCH ESO ISS PBLA23 START | 37.8 |
| HIERARCH ESO ISS PBLA23 END | 38.5 |
| HIERARCH ESO ISS PBL24 START | 89.237 |
| HIERARCH ESO ISS PBL24 END | 89.353 |
| HIERARCH ESO ISS PBLA24 START | 78.84 |
| HIERARCH ESO ISS PBLA24 END | 79.639 |
| HIERARCH ESO ISS PBL34 START | 62.153 |
| HIERARCH ESO ISS PBL34 END | 62.284 |
| HIERARCH ESO ISS PBLA34 START | 108.378 |
| HIERARCH ESO ISS PBLA34 END | 109.122 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.007429 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.007499 |
| HIERARCH ESO ISS AMBI TEMP | 14.83 |
| HIERARCH ESO ISS AMBI FWHM START | 0.71 |
| HIERARCH ESO ISS AMBI FWHM END | 1.03 |
| HIERARCH ESO FT ROBJ NAME | IRS16C |
| HIERARCH ESO FT ROBJ ALPHA | 174540.1000 |
| HIERARCH ESO FT ROBJ DELTA | -290027.6541 |