Saturn_2046-05-25T15_02_51.5800_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:17:33 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2046-05-25T14:58:36.530
Event type              : PgtRgt
                        : Saturn occs: geocentric, topocentric
                        : Ring occs: geocentric, topocentric
Observer code           : IRTF
Location                : Mauna Kea/IRTF
Latitude (deg)          :  19.82622
E. Longitude (deg)      : 204.52800
Altitude (km)           :   4.168
Gaia source ID          : 4115099842417337344
2Mass ID (if available) : 17185284-2131547
ICRS Star Coord at Epoch: 17h 18m 52.82674s -21:31:55.11580s
RUWE (>1.4 is poor)     :   1.03
K magnitude             :  8.447
G magnitude             : 14.204
RP magnitude            : 12.822
BP magnitude            : 16.639
DUPflag                 : 0
Distance (au)           :  9.058
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -18.95
Sun-Target sep (deg)    :  163.43
Sun-Moon sep (deg)      :   50.33
B (ring opening deg)    :   26.51
PA of pole (deg)        :    4.58
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   8.039
C/A sky separation (km) :  52810.3
NAIF SPICE kernels      : RAJobs_U111+rgf15.spk
                          URKALLv1.spk
                          Saturn_ring_plane.tf
                          sat378.bsp
                          sat286.bsp
                          vgr1.sat286.bsp
                          vgr2.sat286.bsp
                          HST1081HSPephemUTC.bsp
                          pfbl0000r.bsp
                          cassini.bsp
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          earth_720101_070426.bpc
                          cpck28Mar2008.tpc
                          pck.sat440.tpc
                          IAU_SATURN_for_RINGFIT.tpc
                          naif0012.tls
                          earth_flat_IAU.spk
 
b: ring blocked by planet  x: target alt <  5.0 deg or  sun >  -5.0 deg
Ring         I/E             UTC        b?  alt   alt-sun   radius     r-dot   lat-geo lat-geodetic
---------------------------------------------------------------------------------------------------
F ring        I 2046-05-25T13:54:53.801    35.64  -23.28  140461.00   -10.43
A (OER)       I 2046-05-25T14:00:59.979    34.65  -22.09  136774.40    -9.70
Encke (OEG)   I 2046-05-25T14:06:23.770    33.76  -21.03  133744.89    -9.01
Encke (IEG)   I 2046-05-25T14:06:59.634    33.66  -20.91  133423.31    -8.93
A (IER)       I 2046-05-25T14:34:28.240    28.88  -15.38  122050.38    -4.69
 
Saturn        I 2046-05-25T14:35:08.273    28.76  -15.25   59363.79             -53.09    -58.23
Saturn        E 2046-05-25T15:22:08.867    19.83   -5.39   59378.28             -52.47    -57.65
 
A (IER)       E 2046-05-25T15:25:50.583    19.09   -4.60x 122050.38     4.67
Encke (IEG)   E 2046-05-25T15:53:29.182    13.49    1.39x 133423.31     8.85
Encke (OEG)   E 2046-05-25T15:54:05.349    13.37    1.52x 133744.89     8.93
A (OER)       E 2046-05-25T15:59:32.037    12.24    2.71x 136774.40     9.61
F ring        E 2046-05-25T16:05:41.840    10.96    4.06x 140461.00    10.32