Exposure
- ID
- GRAVI.2024-07-25T02:18:06.823_2
- Header ID
- GRAVI.2024-07-25T02:18:06.823
- Date updated
- 2024-07-25 02:25:36 UTC+0000
- Release date
- 2025-07-25 02:25:35 UTC+0000
- UTC Start
- 2024-07-25 02:18:06.823
- UTC End
- 2024-07-25 02:20:06.823
- MJD Start
- 60516.0959123
- MJD End
- 60516.0973011889
- Exposure time (s)
- 120.0
- Validation level
- 1
- Tau 0: Coherence time (s)
- 0.0031035
- Ambient temperature (°C)
- 13.63
- Seeing (arcsec)
- 0.98
Observation
- ID
- 60173
- Category
- science
- Program ID
- 113.268P.004
- 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
- 44676
- Name
- IRS16C
- RA
- 266.417405
- DEC
- -29.0076588611111
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 | 56.4090 | 56.3940 | 26.4000 | 26.6000 |
U1-U3 | 102.1860 | 102.1520 | 32.7000 | 33.0000 |
U1-U4 | 130.0730 | 130.0250 | 60.7790 | 61.0330 |
U2-U3 | 46.5440 | 46.5270 | 40.4000 | 40.7000 |
U2-U4 | 89.4100 | 89.3910 | 81.6660 | 81.9300 |
U3-U4 | 62.4610 | 62.4680 | 111.0830 | 111.3460 |
Header: used keywords
Key | Value |
---|---|
HIERARCH ESO OBS PROG ID | 113.268P.004 |
HIERARCH ESO DPR CATG | SCIENCE |
HIERARCH ESO DPR TYPE | OBJECT,DUAL |
MJD-OBS | 60516.0959123 |
HIERARCH ESO DPR TECH | INTERFEROMETRY,WOLLASTON |
HIERARCH ESO OBS TARG NAME | IRS16C |
HIERARCH ESO INS SOBJ NAME | IRS16NE |
RA | 266.417124 |
DEC | -29.00733 |
HIERARCH ESO INS SPEC RES | MEDIUM |
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 | 135.0 |
HIERARCH ESO DET2 SEQ1 DIT | 30.0 |
HIERARCH ESO DET2 NDIT | 4 |
HIERARCH ESO ISS PBL12 START | 56.409 |
HIERARCH ESO ISS PBL12 END | 56.394 |
HIERARCH ESO ISS PBLA12 START | 26.4 |
HIERARCH ESO ISS PBLA12 END | 26.6 |
HIERARCH ESO ISS PBL13 START | 102.186 |
HIERARCH ESO ISS PBL13 END | 102.152 |
HIERARCH ESO ISS PBLA13 START | 32.7 |
HIERARCH ESO ISS PBLA13 END | 33.0 |
HIERARCH ESO ISS PBL14 START | 130.073 |
HIERARCH ESO ISS PBL14 END | 130.025 |
HIERARCH ESO ISS PBLA14 START | 60.779 |
HIERARCH ESO ISS PBLA14 END | 61.033 |
HIERARCH ESO ISS PBL23 START | 46.544 |
HIERARCH ESO ISS PBL23 END | 46.527 |
HIERARCH ESO ISS PBLA23 START | 40.4 |
HIERARCH ESO ISS PBLA23 END | 40.7 |
HIERARCH ESO ISS PBL24 START | 89.41 |
HIERARCH ESO ISS PBL24 END | 89.391 |
HIERARCH ESO ISS PBLA24 START | 81.666 |
HIERARCH ESO ISS PBLA24 END | 81.93 |
HIERARCH ESO ISS PBL34 START | 62.461 |
HIERARCH ESO ISS PBL34 END | 62.468 |
HIERARCH ESO ISS PBLA34 START | 111.083 |
HIERARCH ESO ISS PBLA34 END | 111.346 |
HIERARCH ESO ISS AMBI TAU0 START | 0.002738 |
HIERARCH ESO ISS AMBI TAU0 END | 0.003469 |
HIERARCH ESO ISS AMBI TEMP | 13.63 |
HIERARCH ESO ISS AMBI FWHM START | 1.16 |
HIERARCH ESO ISS AMBI FWHM END | 0.8 |
HIERARCH ESO FT ROBJ NAME | IRS16C |
HIERARCH ESO FT ROBJ ALPHA | 174540.1772 |
HIERARCH ESO FT ROBJ DELTA | -290027.5719 |