Saturn_2046-01-30T17_15_23.2900_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:17:28 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2046-01-30T17:13:35.100
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          : 4115744431101769088
2Mass ID (if available) : 17153581-2135188
ICRS Star Coord at Epoch: 17h 15m 35.79705s -21:35:18.78879s
RUWE (>1.4 is poor)     :   1.00
K magnitude             :  9.870
G magnitude             : 14.564
RP magnitude            : 13.358
BP magnitude            : 16.156
DUPflag                 : 0
Distance (au)           : 10.620
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :  28.48
Sun-Target sep (deg)    :   50.66
Sun-Moon sep (deg)      :   21.33
B (ring opening deg)    :   26.63
PA of pole (deg)        :    4.50
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   5.798
C/A sky separation (km) :  44655.6
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 2046-01-30T16:15:40.768    32.39  -10.20  140461.00   -19.83
A (OER)       I 2046-01-30T16:18:49.344    32.92   -9.49  136774.40   -19.26
Encke (OEG)   I 2046-01-30T16:21:28.689    33.37   -8.89  133744.89   -18.75
Encke (IEG)   I 2046-01-30T16:21:45.862    33.42   -8.82  133423.31   -18.70
A (IER)       I 2046-01-30T16:32:35.397    35.19   -6.37  122050.38   -16.21
B (OER)       I 2046-01-30T16:37:23.235    35.96   -5.29  117571.16   -14.89
 
Saturn        I 2046-01-30T16:50:09.790    37.92   -2.41x  59614.70              42.36     47.97
Saturn        E 2046-01-30T17:37:02.687    43.99    7.97x  59631.02              41.70     47.32
 
B (OER)       E 2046-01-30T17:51:26.509    45.42   11.10x 117571.16    14.84
A (IER)       E 2046-01-30T17:56:15.299    45.85   12.14x 122050.38    16.15
Encke (IEG)   E 2046-01-30T18:07:07.468    46.71   14.47x 133423.31    18.61
Encke (OEG)   E 2046-01-30T18:07:24.719    46.73   14.53x 133744.89    18.67
A (OER)       E 2046-01-30T18:10:04.813    46.92   15.10x 136774.40    19.17
F ring        E 2046-01-30T18:13:14.326    47.13   15.77x 140461.00    19.73