Exposure
- ID
- GRAVI.2024-05-29T05:31:49.383_2
- Header ID
- GRAVI.2024-05-29T05:31:49.383
- Date updated
- 2024-05-29 05:45:38 UTC+0000
- Release date
- 2025-05-29 05:45:37 UTC+0000
- UTC Start
- 2024-05-29 05:31:49.383
- UTC End
- 2024-05-29 05:37:49.383
- MJD Start
- 60459.23043267
- MJD End
- 60459.2345993367
- Exposure time (s)
- 360.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0071925
- Ambient temperature (°C)
- 14.57
- Seeing (arcsec)
- 0.56
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 | 56.5430 | 56.5270 | 22.9000 | 23.7000 |
| U1-U3 | 102.4290 | 102.4100 | 29.2000 | 30.0000 |
| U1-U4 | 130.0220 | 130.1390 | 57.0450 | 57.8610 |
| U2-U3 | 46.6390 | 46.6400 | 36.9000 | 37.6000 |
| U2-U4 | 89.0370 | 89.2130 | 77.9020 | 78.7090 |
| U3-U4 | 61.9590 | 62.1290 | 107.5250 | 108.2570 |
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 | 60459.23043267 |
| 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 | 56.543 |
| HIERARCH ESO ISS PBL12 END | 56.527 |
| HIERARCH ESO ISS PBLA12 START | 22.9 |
| HIERARCH ESO ISS PBLA12 END | 23.7 |
| HIERARCH ESO ISS PBL13 START | 102.429 |
| HIERARCH ESO ISS PBL13 END | 102.41 |
| HIERARCH ESO ISS PBLA13 START | 29.2 |
| HIERARCH ESO ISS PBLA13 END | 30.0 |
| HIERARCH ESO ISS PBL14 START | 130.022 |
| HIERARCH ESO ISS PBL14 END | 130.139 |
| HIERARCH ESO ISS PBLA14 START | 57.045 |
| HIERARCH ESO ISS PBLA14 END | 57.861 |
| HIERARCH ESO ISS PBL23 START | 46.639 |
| HIERARCH ESO ISS PBL23 END | 46.64 |
| HIERARCH ESO ISS PBLA23 START | 36.9 |
| HIERARCH ESO ISS PBLA23 END | 37.6 |
| HIERARCH ESO ISS PBL24 START | 89.037 |
| HIERARCH ESO ISS PBL24 END | 89.213 |
| HIERARCH ESO ISS PBLA24 START | 77.902 |
| HIERARCH ESO ISS PBLA24 END | 78.709 |
| HIERARCH ESO ISS PBL34 START | 61.959 |
| HIERARCH ESO ISS PBL34 END | 62.129 |
| HIERARCH ESO ISS PBLA34 START | 107.525 |
| HIERARCH ESO ISS PBLA34 END | 108.257 |
| HIERARCH ESO ISS AMBI TAU0 START | 0.005853 |
| HIERARCH ESO ISS AMBI TAU0 END | 0.008532 |
| HIERARCH ESO ISS AMBI TEMP | 14.57 |
| HIERARCH ESO ISS AMBI FWHM START | 0.66 |
| 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 |