[IGSREPORT-31146] Wk 2437 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Oct 7 06:08:27 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2437
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 302 1.00 0.56 1.05 0.60 3.21 0.52 | 78 1.03 0.59 1.01 0.58 3.26 0.55
SIO 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
GFZ 146 0.71 0.47 0.83 0.52 2.72 0.49 | 78 0.73 0.49 0.89 0.56 2.95 0.54
MIT 350 0.73 0.46 0.74 0.46 3.44 0.68 | 78 0.81 0.55 0.85 0.57 2.80 0.61
NGS 258 1.36 0.58 1.39 0.63 4.91 0.64 | 78 1.33 0.60 1.69 0.78 4.54 0.61
JPL 120 0.73 0.55 0.60 0.46 2.47 0.51 | 51 0.72 0.57 0.60 0.47 2.46 0.53
EMR 96 1.15 0.61 1.18 0.70 4.07 0.65 | 38 1.23 0.66 1.13 0.68 4.41 0.71
ESA 187 0.78 0.49 0.77 0.51 2.93 0.50 | 56 0.90 0.57 0.81 0.54 3.15 0.53
GRG 127 1.34 0.72 0.83 0.49 2.36 0.37 | 41 1.19 0.67 0.80 0.47 2.29 0.37
JGX 160 1.24 0.69 0.75 0.40 2.87 0.45 | 45 1.34 0.77 0.81 0.44 3.20 0.51
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Center variance scale factors for week 2437
CEN 263 264 265 266 267 268 269 | MEAN |
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COD 1.21 1.62 1.08 1.03 1.00 1.01 1.26 | 1.17 |
SIO 0.00 0.00 0.00 0.00 0.00 0.00 0.00 | 0.00 |
GFZ 10.81 7.11 8.18 7.77 7.77 7.52 9.92 | 8.44 |
MIT 1.27 1.38 1.18 1.28 1.41 1.37 1.34 | 1.32 |
NGS 316.20 297.86 274.27 261.81 272.56 285.57 208.08 | 273.77 |
JPL 4.96 4.34 4.58 4.39 5.84 4.77 5.22 | 4.87 |
EMR 2.63 4.04 3.71 4.13 3.25 4.00 4.11 | 3.69 |
ESA 4.26 5.54 3.94 4.78 5.27 4.42 4.18 | 4.63 |
GRG 48.49 53.07 50.21 44.41 45.03 40.56 53.16 | 47.85 |
JGX 45.37 48.09 53.74 53.46 56.03 54.20 49.54 | 51.49 |
NOTE: COD scale factor multiplied by 10^4
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FIT to reference frame at reference frame sites for week 2437
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 48 2.64 1.63 2.90 1.77 8.98 1.56 igc20
GFZ 43 2.98 2.10 3.11 2.03 6.80 1.26 igc20
MIT 48 2.42 1.80 2.90 2.06 8.35 1.90 igc20
NGS 43 2.74 1.31 3.57 1.75 8.86 1.23 igc20
JPL 48 2.41 1.87 2.81 2.27 8.41 1.79 igc20
EMR 36 2.82 1.59 2.35 1.38 7.20 1.15 igc20
ESA 46 2.42 1.60 2.73 1.86 6.58 1.12 igc20
GRG 46 2.33 1.34 2.92 1.77 7.76 1.23 igc20
JGX 39 2.50 1.52 2.67 1.51 5.76 0.96 igc20
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FIT to combined solutions at reference frame sites for week 2437
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 48 1.14 0.70 1.03 0.61 3.73 0.65 COMB
GFZ 44 0.82 0.57 1.01 0.65 3.20 0.59 COMB
MIT 48 0.81 0.61 0.78 0.56 2.81 0.64 COMB
NGS 43 1.23 0.59 1.50 0.73 4.56 0.63 COMB
JPL 48 0.75 0.57 0.61 0.49 2.55 0.54 COMB
EMR 36 1.28 0.71 1.27 0.74 3.92 0.62 COMB
ESA 46 0.78 0.51 0.72 0.48 2.70 0.46 COMB
GRG 46 1.20 0.68 0.77 0.46 2.33 0.37 COMB
JGX 39 1.32 0.80 0.70 0.39 3.07 0.51 COMB
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RESULTS FOR GPS WEEK 2437 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 305 1.02 0.56 1.09 0.61 3.42 0.55 | 81 1.05 0.59 1.18 0.66 3.52 0.57
SIO 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
GFZ 148 0.80 0.51 0.84 0.51 2.98 0.52 | 81 0.80 0.52 0.92 0.56 3.36 0.59
MIT 351 0.64 0.40 0.80 0.50 3.07 0.61 | 81 0.70 0.49 0.90 0.61 3.13 0.69
NGS 259 1.60 0.64 1.46 0.63 4.06 0.49 | 81 1.49 0.62 1.70 0.74 4.74 0.59
JPL 120 0.74 0.55 0.56 0.44 2.78 0.57 | 53 0.79 0.63 0.47 0.38 2.90 0.62
EMR 95 0.91 0.59 0.97 0.70 3.78 0.72 | 41 1.00 0.65 0.99 0.72 4.37 0.84
ESA 187 0.78 0.51 0.71 0.48 2.97 0.52 | 55 0.88 0.58 0.78 0.53 3.47 0.60
GRG 129 1.43 0.76 0.81 0.47 2.48 0.39 | 43 1.27 0.71 0.70 0.41 2.42 0.39
JGX 162 1.17 0.71 0.66 0.38 2.85 0.49 | 46 1.31 0.82 0.78 0.46 3.33 0.58
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RESULTS FOR GPS WEEK 2437 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 303 1.21 0.58 1.29 0.64 3.54 0.49 | 77 1.29 0.64 1.20 0.60 3.10 0.44
SIO 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
GFZ 147 0.63 0.45 0.72 0.49 2.48 0.48 | 77 0.64 0.46 0.82 0.56 2.66 0.52
MIT 353 0.74 0.44 0.76 0.45 3.70 0.70 | 77 0.79 0.52 0.83 0.53 2.82 0.59
NGS 262 1.29 0.52 1.58 0.69 5.48 0.67 | 77 1.25 0.53 2.05 0.92 3.99 0.51
JPL 120 0.62 0.50 0.50 0.42 2.38 0.52 | 52 0.55 0.46 0.49 0.42 2.20 0.50
EMR 95 1.21 0.63 1.25 0.71 3.74 0.57 | 37 1.31 0.68 1.14 0.66 4.00 0.62
ESA 187 0.85 0.48 0.92 0.56 3.15 0.49 | 55 1.01 0.58 0.80 0.48 2.91 0.45
GRG 128 1.44 0.75 0.85 0.48 2.44 0.37 | 42 1.23 0.67 0.76 0.44 2.27 0.35
JGX 159 1.10 0.64 0.67 0.38 2.81 0.47 | 46 1.16 0.70 0.75 0.43 3.12 0.52
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RESULTS FOR GPS WEEK 2437 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 303 0.93 0.54 1.09 0.65 3.28 0.56 | 78 0.85 0.52 0.94 0.57 3.20 0.56
SIO 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
GFZ 144 0.69 0.46 0.87 0.56 2.63 0.49 | 78 0.71 0.48 0.93 0.59 2.65 0.49
MIT 350 0.74 0.49 0.68 0.45 3.68 0.78 | 78 0.79 0.57 0.87 0.62 2.76 0.64
NGS 258 1.39 0.62 1.25 0.60 6.24 0.84 | 78 1.35 0.63 1.53 0.74 4.13 0.57
JPL 120 0.71 0.56 0.56 0.46 2.66 0.57 | 52 0.71 0.58 0.51 0.43 2.40 0.54
EMR 95 1.19 0.64 1.23 0.73 3.71 0.59 | 39 1.34 0.73 1.17 0.71 4.19 0.67
ESA 187 0.71 0.48 0.68 0.49 2.98 0.55 | 55 0.83 0.58 0.77 0.55 3.06 0.56
GRG 127 1.35 0.71 0.90 0.52 2.48 0.38 | 41 1.02 0.57 0.94 0.56 2.41 0.38
JGX 161 1.25 0.70 0.64 0.35 2.80 0.44 | 46 1.35 0.77 0.65 0.36 3.01 0.48
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RESULTS FOR GPS WEEK 2437 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 303 0.91 0.54 0.98 0.61 3.18 0.55 | 76 1.12 0.69 0.91 0.56 3.43 0.61
SIO 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
GFZ 144 0.68 0.48 0.69 0.46 2.50 0.48 | 76 0.70 0.50 0.74 0.51 2.60 0.51
MIT 350 0.70 0.46 0.70 0.45 3.34 0.69 | 76 0.83 0.60 0.87 0.61 2.86 0.65
NGS 261 1.16 0.52 1.34 0.64 4.47 0.60 | 76 1.17 0.55 1.69 0.82 4.34 0.61
JPL 120 0.68 0.54 0.55 0.45 2.50 0.54 | 52 0.74 0.61 0.52 0.44 2.51 0.57
EMR 98 1.32 0.67 1.10 0.62 4.59 0.69 | 39 1.28 0.66 1.07 0.61 5.54 0.84
ESA 187 0.80 0.49 0.81 0.53 3.05 0.51 | 57 0.99 0.62 0.87 0.57 3.55 0.59
GRG 124 1.22 0.68 0.82 0.51 2.27 0.37 | 40 0.99 0.58 0.85 0.52 2.43 0.40
JGX 160 1.29 0.71 0.81 0.43 2.88 0.45 | 44 1.42 0.79 0.90 0.48 3.18 0.50
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RESULTS FOR GPS WEEK 2437 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 300 0.96 0.58 0.86 0.54 2.68 0.47 | 78 0.89 0.55 0.81 0.50 2.63 0.47
SIO 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
GFZ 148 0.70 0.47 0.78 0.50 2.58 0.47 | 78 0.69 0.47 0.88 0.57 2.73 0.51
MIT 350 0.77 0.47 0.72 0.44 3.81 0.74 | 78 0.83 0.55 0.77 0.50 2.80 0.60
NGS 256 1.39 0.58 1.44 0.64 4.89 0.63 | 78 1.34 0.59 1.70 0.78 4.64 0.61
JPL 120 0.85 0.58 0.77 0.53 2.37 0.44 | 51 0.79 0.57 0.82 0.58 2.45 0.48
EMR 96 0.94 0.52 1.12 0.68 4.08 0.68 | 38 1.06 0.59 1.16 0.70 4.10 0.68
ESA 187 0.85 0.50 0.82 0.51 2.94 0.47 | 58 0.92 0.55 0.77 0.48 3.29 0.52
GRG 125 1.31 0.73 0.65 0.40 2.14 0.35 | 41 1.23 0.71 0.61 0.38 2.30 0.38
JGX 159 1.32 0.69 0.86 0.42 3.01 0.44 | 46 1.51 0.81 0.90 0.44 3.40 0.50
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RESULTS FOR GPS WEEK 2437 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 298 0.92 0.55 0.90 0.56 3.20 0.56 | 77 0.99 0.61 0.91 0.56 3.73 0.67
SIO 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
GFZ 146 0.72 0.48 0.81 0.52 2.84 0.52 | 77 0.75 0.51 0.84 0.53 3.11 0.58
MIT 348 0.81 0.48 0.76 0.45 3.06 0.58 | 77 0.97 0.63 0.86 0.54 2.88 0.59
NGS 255 1.51 0.61 1.48 0.63 4.64 0.57 | 77 1.48 0.63 1.74 0.75 5.41 0.68
JPL 120 0.79 0.60 0.57 0.44 2.36 0.48 | 51 0.73 0.58 0.62 0.49 2.34 0.50
EMR 99 1.25 0.63 1.32 0.72 4.43 0.65 | 39 1.38 0.70 1.26 0.68 4.13 0.61
ESA 187 0.76 0.48 0.75 0.51 2.87 0.49 | 57 0.88 0.57 0.94 0.63 2.90 0.50
GRG 131 1.21 0.67 0.87 0.52 2.39 0.39 | 41 1.19 0.70 0.88 0.53 2.17 0.36
JGX 161 1.31 0.70 0.87 0.43 2.99 0.44 | 45 1.44 0.79 0.89 0.45 3.32 0.50
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RESULTS FOR GPS WEEK 2437 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 1.00 0.54 1.10 0.61 3.07 0.48 | 81 0.99 0.55 1.07 0.59 3.08 0.49
SIO 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
GFZ 147 0.76 0.46 1.03 0.59 2.97 0.49 | 81 0.79 0.48 1.05 0.60 3.36 0.56
MIT 350 0.72 0.44 0.76 0.47 3.31 0.65 | 81 0.71 0.49 0.81 0.54 2.31 0.50
NGS 257 1.13 0.55 1.12 0.58 4.23 0.63 | 81 1.19 0.61 1.34 0.71 4.36 0.67
JPL 120 0.72 0.53 0.63 0.48 2.17 0.44 | 52 0.68 0.52 0.67 0.52 2.34 0.49
EMR 95 1.17 0.60 1.26 0.72 4.04 0.61 | 39 1.17 0.60 1.12 0.65 4.35 0.66
ESA 187 0.71 0.46 0.68 0.47 2.50 0.45 | 59 0.78 0.52 0.75 0.52 2.78 0.49
GRG 129 1.39 0.71 0.88 0.50 2.26 0.34 | 43 1.34 0.72 0.79 0.45 2.01 0.31
JGX 161 1.21 0.69 0.73 0.39 2.75 0.44 | 48 1.18 0.68 0.77 0.42 3.03 0.48
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CENTER SINEX ERRORS:
EMR NRMD Real TRM115000.00 TZGD dL1 0.0006 -0.0000 0.0644 dL2 0.0007 0.0002 0.0573 m ../glbs/h2609201200_EMR.gls
EMR NRMD Used TRM115000.00 TZGD dL1 0.0002 0.0001 0.0660 dL2 0.0003 0.0001 0.0580 m ../glbs/h2609201200_EMR.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2609201200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2609201200_NGS.gls
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