Neptune_2047-11-03T08_15_46.3300_IRTF.txt
 
Occultation predictions computed by rfrench@wellesley.edu Sun Jun 11 11:13:33 2023
 
target                  : Neptune
target radius (km)      :  24764.00
C/A epoch               : 2047-11-03T08:18:05.590
Event type              : PgtRgt
                        : Neptune 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          : 31391714103977088
2Mass ID (if available) : 03112356+1556126
ICRS Star Coord at Epoch: 03h 11m 23.56472s +15:56:12.47354s
RUWE (>1.4 is poor)     :   1.07
K magnitude             : 12.402
G magnitude             : 14.373
RP magnitude            : 13.732
BP magnitude            : 14.847
DUPflag                 : 0
Distance (au)           : 28.838
f0 (km)                 :       0.000
g0 (km)                 :       0.000
skyplane vel. (km/s)    : -24.16
Sun-Target sep (deg)    :  170.21
Sun-Moon sep (deg)      :    6.01
B (ring opening deg)    :    1.87
PA of pole (deg)        :  -44.04
Pole direction: RA (deg): 299.33374
               Dec (deg):  42.95036
C/A sky separation (")  :   0.617
C/A sky separation (km) :  12904.3
NAIF SPICE kernels      : RAJobs_U111+rgf16.spk
                          URKALLv1.spk
                          nep097.bsp
                          nep101.bsp
                          sat440l.bsp
                          de440.bsp
                          earth_720101_070426.bpc
                          earthstns_itrf93_040916.bsp
                          earth_200101_990628_predict.bpc
                          pck00010.tpc
                          pck.ura111.tpc.Neptune
                          naif0012.tls
                          IAU_NEPTUNE_for_RINGFIT.tpc.BECAREFUL
                          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
---------------------------------------------------------------------------------------------------
Adams         I 2047-11-03T08:31:28.016 b  57.92  -67.16   62933.03  -326.72
Galatea       I 2047-11-03T08:31:31.021 b  57.93  -67.17   61953.01  -325.54
Arago         I 2047-11-03T08:31:45.765 b  57.99  -67.23   57200.04  -318.87
Lassell       I 2047-11-03T08:31:52.070 b  58.01  -67.25   55200.04  -315.48
LeVerrier     I 2047-11-03T08:31:58.446 b  58.04  -67.28   53200.06  -311.67
Galle         I 2047-11-03T08:32:36.216    58.19  -67.43   42001.18  -277.27
 
Neptune       I 2047-11-03T08:03:41.908    51.36  -60.66   24763.67              60.01     60.84
Neptune       E 2047-11-03T08:32:28.640    58.16  -67.40   24764.00               2.75      2.85
 
Galle         E 2047-11-03T08:35:34.818    58.89  -68.12   42000.37   277.13
LeVerrier     E 2047-11-03T08:36:12.633    59.04  -68.27   53200.06   311.30
Lassell       E 2047-11-03T08:36:19.019    59.06  -68.29   55200.04   315.07
Arago         E 2047-11-03T08:36:25.333    59.09  -68.31   57200.01   318.42
Galatea       E 2047-11-03T08:36:40.102    59.15  -68.37   61953.03   325.01
Adams         E 2047-11-03T08:36:43.112    59.16  -68.38   62932.99   326.18