Saturn_2046-03-26T05_22_20.3600_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               : 2046-03-26T05:09:43.940
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          : 4117826218935136512
2Mass ID (if available) : 17275414-2142370
ICRS Star Coord at Epoch: 17h 27m 54.12477s -21:42:37.09412s
RUWE (>1.4 is poor)     :   1.81
K magnitude             :  6.879
G magnitude             : 14.842
RP magnitude            : 13.079
BP magnitude            : 19.471
DUPflag                 : 0
Distance (au)           :  9.765
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    :   3.15
Sun-Target sep (deg)    :  102.53
Sun-Moon sep (deg)      :   24.94
B (ring opening deg)    :   26.52
PA of pole (deg)        :    4.80
Pole direction: RA (deg):  40.60000
               Dec (deg):  83.50000
C/A sky separation (")  :   0.128
C/A sky separation (km) :    904.8
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 2046-03-25T18:33:50.823    30.45   30.31x 140461.00    -3.30
A (OER)       I 2046-03-25T18:52:23.149    27.12   34.61x 136774.40    -3.33
Encke (OEG)   I 2046-03-25T19:07:30.509    24.29   38.08x 133744.89    -3.35
Encke (IEG)   I 2046-03-25T19:09:06.463    23.98   38.45x 133423.31    -3.35
A (IER)       I 2046-03-25T20:04:55.336    12.87   50.97x 122050.38    -3.44
B (OER)       I 2046-03-25T20:26:30.625     8.37   55.59x 117571.16    -3.48
B (IER)       I 2046-03-25T22:25:56.448   -17.79x  72.45x  91984.69    -3.66
C (IER)       I 2046-03-25T23:44:31.381   -35.69x  64.29x  74490.58    -3.75
 
Saturn        I 2046-03-26T00:31:08.654   -46.44x  55.09x  60232.08               9.07     11.09
Saturn        E 2046-03-26T10:15:38.932     1.39x -67.76   60254.85              -5.47     -6.71
 
C (IER)       E 2046-03-26T11:27:47.598    16.52  -63.41   74490.58     2.89
B (IER)       E 2046-03-26T13:11:49.013    35.62  -43.99   91984.69     2.73
B (OER)       E 2046-03-26T15:51:27.502    48.37   -7.60  117571.16     2.65
A (IER)       E 2046-03-26T16:19:33.232    47.17   -1.00x 122050.38     2.66
Encke (IEG)   E 2046-03-26T17:30:05.499    39.93   15.60x 133423.31     2.72
Encke (OEG)   E 2046-03-26T17:32:03.769    39.66   16.06x 133744.89     2.72
A (OER)       E 2046-03-26T17:50:33.384    36.96   20.41x 136774.40     2.74
F ring        E 2046-03-26T18:12:51.761    33.39   25.63x 140461.00     2.77