[IGSREPORT-31084] Wk 2431 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Aug 26 06:16:54 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2431
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
COD 308 1.00 0.54 0.95 0.53 3.83 0.60 | 79 1.01 0.57 0.96 0.54 3.18 0.52
SIO 356 1.53 0.59 1.74 0.64 4.39 0.71 | 79 1.61 0.65 1.74 0.66 4.69 0.80
GFZ 146 0.75 0.48 0.86 0.53 2.91 0.52 | 79 0.75 0.49 0.94 0.58 3.25 0.58
MIT 351 0.82 0.47 1.00 0.55 2.92 0.56 | 79 0.86 0.56 1.13 0.69 2.76 0.61
NGS 260 1.32 0.55 1.52 0.67 4.11 0.53 | 79 1.30 0.58 1.76 0.80 4.18 0.56
JPL 120 0.72 0.52 0.73 0.54 2.45 0.48 | 51 0.69 0.51 0.65 0.49 2.50 0.51
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.11 0.55 1.09 0.57 3.80 0.51 | 56 1.24 0.63 1.10 0.57 3.93 0.53
GRG 127 1.04 0.61 0.81 0.54 3.00 0.53 | 42 0.90 0.55 0.68 0.45 2.67 0.48
JGX 165 1.21 0.70 0.86 0.48 6.19 1.01 | 45 1.37 0.79 0.76 0.41 3.04 0.50
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Center variance scale factors for week 2431
CEN 221 222 223 224 225 226 227 | MEAN |
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COD 1.23 1.32 1.22 1.20 1.06 1.28 1.43 | 1.25 |
SIO 0.67 0.61 0.94 0.77 0.64 0.82 0.67 | 0.73 |
GFZ 8.02 7.88 8.58 9.37 13.43 12.06 10.77 | 10.01 |
MIT 1.19 1.26 1.29 1.18 2.78 1.27 1.19 | 1.45 |
NGS 282.16 213.13 235.06 321.64 223.79 279.92 261.79 | 259.64 |
JPL 5.67 5.12 5.20 4.71 5.91 7.73 4.63 | 5.57 |
EMR 0.00 0.00 0.00 0.00 0.00 0.00 0.00 | 0.00 |
ESA 7.51 7.46 6.77 7.05 7.70 7.78 6.26 | 7.22 |
GRG 35.95 34.91 36.88 35.46 37.24 45.35 43.97 | 38.54 |
JGX 46.52 53.83 59.74 53.94 47.83 53.30 43.97 | 51.31 |
NOTE: COD scale factor multiplied by 10^4
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FIT to reference frame at reference frame sites for week 2431
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 52 2.52 1.50 2.89 1.70 8.55 1.43 igc20
SIO 51 2.86 1.18 2.72 1.06 9.36 1.55 igc20
GFZ 46 2.79 1.91 2.73 1.73 7.33 1.32 igc20
MIT 50 2.68 1.97 2.85 2.03 8.49 1.93 igc20
NGS 43 2.65 1.25 3.02 1.43 7.93 1.09 igc20
JPL 50 2.36 1.75 2.57 1.96 8.68 1.74 igc20
ESA 46 2.23 1.20 2.49 1.37 6.72 0.93 igc20
GRG 47 2.31 1.45 2.54 1.68 8.44 1.48 igc20
JGX 44 2.43 1.49 2.56 1.45 7.16 1.19 igc20
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FIT to combined solutions at reference frame sites for week 2431
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 52 1.03 0.61 0.95 0.56 3.45 0.58 COMB
SIO 52 1.54 0.63 1.73 0.67 4.72 0.78 COMB
GFZ 47 0.81 0.55 0.98 0.61 3.23 0.58 COMB
MIT 51 0.87 0.60 1.09 0.70 3.04 0.67 COMB
NGS 45 1.23 0.58 1.73 0.81 4.13 0.56 COMB
JPL 50 0.70 0.52 0.76 0.58 2.42 0.47 COMB
ESA 46 1.15 0.61 0.95 0.52 3.69 0.51 COMB
GRG 47 0.90 0.56 0.73 0.49 2.38 0.42 COMB
JGX 44 1.24 0.76 0.69 0.39 3.29 0.55 COMB
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RESULTS FOR GPS WEEK 2431 DOW 0
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 312 0.96 0.53 0.93 0.53 3.95 0.63 | 80 1.02 0.58 0.93 0.53 3.45 0.57
SIO 362 1.43 0.57 1.65 0.64 4.38 0.72 | 80 1.31 0.55 1.66 0.67 4.24 0.74
GFZ 149 0.72 0.50 0.72 0.47 2.95 0.55 | 80 0.74 0.52 0.79 0.52 3.46 0.65
MIT 354 0.67 0.43 0.82 0.53 2.85 0.58 | 80 0.66 0.48 0.96 0.68 2.75 0.65
NGS 266 1.27 0.50 1.72 0.72 4.31 0.52 | 80 1.23 0.51 2.19 0.94 4.33 0.54
JPL 120 0.77 0.54 0.81 0.58 2.30 0.44 | 51 0.70 0.50 0.70 0.52 2.65 0.52
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.19 0.58 1.11 0.57 4.03 0.53 | 56 1.28 0.64 1.19 0.61 4.35 0.57
GRG 129 1.05 0.64 0.79 0.53 2.97 0.53 | 42 0.89 0.56 0.69 0.46 2.58 0.47
JGX 167 1.12 0.68 0.85 0.49 6.04 1.02 | 46 1.27 0.77 0.70 0.40 2.83 0.48
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RESULTS FOR GPS WEEK 2431 DOW 1
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 312 1.04 0.55 0.93 0.50 4.25 0.65 | 79 0.99 0.54 0.83 0.46 3.43 0.54
SIO 360 1.38 0.57 1.63 0.63 4.31 0.73 | 79 1.59 0.69 1.65 0.66 4.71 0.86
GFZ 148 0.56 0.41 0.84 0.58 2.64 0.52 | 79 0.60 0.44 0.90 0.62 2.73 0.54
MIT 351 0.78 0.49 0.85 0.53 2.93 0.58 | 79 0.86 0.62 0.93 0.66 2.80 0.65
NGS 261 1.20 0.53 1.40 0.66 4.35 0.59 | 79 1.26 0.59 1.67 0.80 4.40 0.62
JPL 120 0.65 0.49 0.71 0.55 2.71 0.55 | 50 0.63 0.49 0.63 0.50 2.69 0.57
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.06 0.52 1.21 0.63 4.04 0.53 | 55 1.23 0.61 1.26 0.65 4.06 0.53
GRG 130 1.01 0.62 0.80 0.55 2.92 0.53 | 42 0.91 0.58 0.58 0.40 2.61 0.48
JGX 168 1.27 0.72 0.86 0.47 6.37 1.02 | 45 1.44 0.83 0.81 0.44 2.87 0.46
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RESULTS FOR GPS WEEK 2431 DOW 2
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 312 1.05 0.58 0.93 0.53 3.78 0.60 | 79 1.08 0.61 1.05 0.60 3.35 0.55
SIO 362 1.71 0.59 2.07 0.70 4.62 0.65 | 79 1.77 0.63 2.12 0.74 5.16 0.78
GFZ 147 0.68 0.46 0.77 0.50 2.77 0.52 | 79 0.68 0.47 0.85 0.55 3.03 0.57
MIT 351 0.81 0.50 0.79 0.49 3.00 0.58 | 79 0.79 0.56 0.88 0.62 2.62 0.59
NGS 264 1.43 0.62 1.38 0.63 4.06 0.53 | 79 1.37 0.63 1.66 0.79 4.30 0.59
JPL 120 0.66 0.50 0.70 0.54 2.38 0.48 | 51 0.71 0.55 0.58 0.46 2.64 0.55
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.10 0.56 1.05 0.57 3.84 0.53 | 54 1.23 0.64 0.98 0.53 3.88 0.54
GRG 129 0.94 0.57 0.79 0.53 3.10 0.55 | 41 0.86 0.54 0.65 0.44 2.62 0.47
JGX 167 1.37 0.74 0.85 0.44 6.28 0.95 | 45 1.60 0.87 0.90 0.46 3.16 0.48
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RESULTS FOR GPS WEEK 2431 DOW 3
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 315 0.97 0.54 0.91 0.52 3.67 0.59 | 81 1.08 0.62 0.82 0.48 2.92 0.49
SIO 360 1.53 0.59 1.75 0.64 4.43 0.71 | 81 1.53 0.64 1.71 0.66 4.61 0.79
GFZ 148 0.81 0.51 0.97 0.58 3.27 0.56 | 81 0.80 0.51 1.00 0.60 3.68 0.64
MIT 351 0.73 0.48 0.81 0.53 2.80 0.59 | 81 0.73 0.55 0.93 0.68 2.71 0.65
NGS 261 1.40 0.53 1.72 0.69 4.03 0.47 | 81 1.30 0.52 1.90 0.79 3.97 0.48
JPL 120 0.69 0.55 0.68 0.55 2.34 0.50 | 51 0.64 0.53 0.66 0.55 2.63 0.58
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.10 0.56 1.07 0.57 3.75 0.51 | 56 1.14 0.59 1.19 0.63 4.04 0.55
GRG 125 0.95 0.59 0.80 0.55 3.14 0.58 | 43 0.75 0.48 0.73 0.51 3.41 0.64
JGX 164 1.29 0.72 0.81 0.43 6.38 1.01 | 47 1.49 0.84 0.77 0.41 3.14 0.49
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RESULTS FOR GPS WEEK 2431 DOW 4
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 302 0.80 0.47 0.84 0.51 3.31 0.57 | 80 0.92 0.55 0.81 0.50 2.94 0.53
SIO 349 1.50 0.62 1.51 0.61 4.15 0.73 | 80 1.80 0.77 1.55 0.63 4.59 0.84
GFZ 144 0.88 0.52 0.96 0.54 3.28 0.54 | 80 0.86 0.51 1.08 0.62 3.65 0.60
MIT 350 1.22 0.53 1.78 0.75 3.55 0.49 | 80 1.32 0.63 2.03 0.94 3.22 0.50
NGS 255 1.17 0.53 1.39 0.67 3.76 0.52 | 80 1.23 0.59 1.43 0.71 3.85 0.56
JPL 120 0.79 0.55 0.70 0.51 2.57 0.49 | 52 0.64 0.46 0.66 0.49 2.49 0.49
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.09 0.53 1.19 0.61 3.30 0.44 | 58 1.22 0.59 1.09 0.55 3.60 0.47
GRG 125 1.01 0.60 0.88 0.59 3.26 0.58 | 42 0.94 0.59 0.73 0.50 2.21 0.40
JGX 161 1.08 0.65 0.85 0.49 5.88 0.99 | 46 1.26 0.75 0.68 0.38 3.08 0.52
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RESULTS FOR GPS WEEK 2431 DOW 5
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 302 1.04 0.55 0.89 0.50 3.68 0.57 | 80 0.90 0.49 0.93 0.52 3.00 0.48
SIO 351 1.67 0.60 1.95 0.69 4.43 0.67 | 80 1.76 0.63 1.84 0.65 4.75 0.73
GFZ 144 0.86 0.54 0.75 0.45 2.74 0.47 | 80 0.89 0.56 0.90 0.53 3.13 0.54
MIT 351 0.69 0.44 0.72 0.46 2.47 0.50 | 80 0.75 0.53 0.76 0.54 2.40 0.54
NGS 259 1.52 0.62 1.49 0.65 3.88 0.48 | 80 1.39 0.60 1.79 0.80 3.98 0.52
JPL 120 0.85 0.51 0.88 0.54 2.66 0.44 | 51 0.87 0.54 0.76 0.48 2.41 0.41
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.17 0.56 1.06 0.54 3.67 0.48 | 57 1.30 0.63 1.03 0.52 3.44 0.44
GRG 126 1.23 0.66 0.80 0.47 2.85 0.45 | 42 1.09 0.61 0.69 0.41 2.41 0.39
JGX 164 1.20 0.67 1.05 0.56 6.30 1.00 | 45 1.25 0.71 0.80 0.43 3.11 0.49
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RESULTS FOR GPS WEEK 2431 DOW 6
All Sites | Sites common between Centers
CENTER # North East Up | NC North East Up
RMS Chi RMS Chi RMS Chi | RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm) | (mm) (mm) (mm)
COD 304 1.08 0.54 1.18 0.61 4.09 0.60 | 80 1.07 0.56 1.24 0.65 3.16 0.49
SIO 349 1.49 0.59 1.52 0.59 4.39 0.74 | 80 1.44 0.60 1.61 0.64 4.74 0.85
GFZ 143 0.66 0.43 0.94 0.58 2.60 0.46 | 80 0.63 0.41 1.03 0.64 2.94 0.53
MIT 350 0.67 0.44 0.77 0.51 2.73 0.57 | 80 0.71 0.53 0.87 0.64 2.72 0.65
NGS 254 1.23 0.54 1.51 0.70 4.32 0.58 | 80 1.28 0.60 1.60 0.77 4.43 0.62
JPL 120 0.63 0.50 0.61 0.51 2.14 0.47 | 53 0.63 0.52 0.50 0.42 1.95 0.44
EMR 0 0.00 0.00 0.00 0.00 0.00 0.00 | 0 0.00 0.00 0.00 0.00 0.00 0.00
ESA 187 1.03 0.55 0.90 0.51 3.94 0.57 | 57 1.25 0.68 0.88 0.50 4.06 0.59
GRG 128 1.07 0.60 0.84 0.52 2.75 0.46 | 43 0.83 0.48 0.65 0.41 2.69 0.45
JGX 165 1.09 0.68 0.72 0.44 6.02 1.07 | 46 1.21 0.77 0.60 0.37 3.09 0.55
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CENTER SINEX ERRORS:
COD WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2608121200_COD.gls
COD WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2608121200_COD.gls
JGX DYNG Eccentricity: Used 0.0000 0.0000 2.0180 Real 0.0005 -0.0027 2.0177 m ../glbs/h2608091200_JGX.gls
MIT WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2608121200_MIT.gls
MIT WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2608121200_MIT.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2608091200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2608091200_NGS.gls
NOA WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2608131200_NGS.gls
NOA WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0906 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2608131200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2608091200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2608091200_SIO.gls
SIO WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2608121200_SIO.gls
SIO WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2608121200_SIO.gls
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