Saturn_2046-03-18T10_02_26.1300_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:17:31 2023
 
target                  : Saturn
target radius (km)      :  60268.00
C/A epoch               : 2046-03-18T09:49:08.070
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          : 4120805173897032576
2Mass ID (if available) : 17271973-2142541
ICRS Star Coord at Epoch: 17h 27m 19.71756s -21:42:54.10177s
RUWE (>1.4 is poor)     :   1.02
K magnitude             :  9.861
G magnitude             : 14.747
RP magnitude            : 13.508
BP magnitude            : 16.429
DUPflag                 : 0
Distance (au)           :  9.894
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :   7.02
Sun-Target sep (deg)    :   94.92
Sun-Moon sep (deg)      :  141.16
B (ring opening deg)    :   26.53
PA of pole (deg)        :    4.79
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   2.211
C/A sky separation (km) :  15868.0
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 2046-03-18T04:33:46.783   -83.68x  -1.23x 140461.00    -7.38
A (OER)       I 2046-03-18T04:42:06.776   -81.81x  -3.19x 136774.40    -7.36
Encke (OEG)   I 2046-03-18T04:48:58.693   -80.24x  -4.80x 133744.89    -7.35
Encke (IEG)   I 2046-03-18T04:49:42.475   -80.08x  -4.97x 133423.31    -7.34
A (IER)       I 2046-03-18T05:15:38.977   -74.08x -11.07  122050.38    -7.27
B (OER)       I 2046-03-18T05:25:56.925   -71.69x -13.49  117571.16    -7.23
B (IER)       I 2046-03-18T06:26:03.933   -57.70x -27.54   91984.69    -6.93
C (IER)       I 2046-03-18T07:09:15.067   -47.67x -37.47   74490.58    -6.54
 
Saturn        I 2046-03-18T07:34:38.469   -41.80x -43.19   60222.87             -10.17    -12.42
Saturn        E 2046-03-18T12:09:14.499    18.64  -59.16   60143.57             -17.06    -20.62
 
C (IER)       E 2046-03-18T12:16:05.149    20.00  -57.82   74490.58     6.00
B (IER)       E 2046-03-18T13:03:38.055    28.99  -47.86   91984.69     6.23
B (OER)       E 2046-03-18T14:11:16.878    39.86  -32.62  117571.16     6.36
A (IER)       E 2046-03-18T14:23:00.754    41.42  -29.92  122050.38     6.37
Encke (IEG)   E 2046-03-18T14:52:42.488    44.79  -23.02  133423.31     6.40
Encke (OEG)   E 2046-03-18T14:53:32.768    44.87  -22.82  133744.89     6.40
A (OER)       E 2046-03-18T15:01:26.204    45.60  -20.98  136774.40     6.40
F ring        E 2046-03-18T15:11:01.748    46.38  -18.74  140461.00     6.41