[IGSREPORT-30840] Wk 2408 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed Mar 18 06:17:52 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2408
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 311 1.09 0.57 1.06 0.57 3.62 0.55 | 79 1.12 0.60 1.09 0.58 3.17 0.49
SIO 356 1.76 0.59 2.12 0.67 4.97 0.74 | 79 1.97 0.65 2.36 0.73 5.66 0.84
GFZ 146 0.87 0.51 0.95 0.53 3.21 0.51 | 79 0.86 0.50 1.09 0.61 3.65 0.59
MIT 351 0.77 0.46 0.78 0.47 3.12 0.62 | 79 0.87 0.54 0.88 0.56 3.28 0.69
NGS 264 1.57 0.61 1.59 0.65 5.26 0.62 | 79 1.50 0.62 1.80 0.77 4.93 0.62
JPL 120 0.67 0.48 0.69 0.50 2.68 0.53 | 52 0.64 0.47 0.67 0.49 2.69 0.54
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 186 0.78 0.50 0.74 0.50 3.78 0.66 | 56 0.82 0.54 0.82 0.55 3.43 0.60
GRG 120 1.13 0.64 0.81 0.49 3.08 0.51 | 40 1.02 0.59 0.84 0.50 3.06 0.50
JGX 165 1.10 0.62 0.81 0.44 3.64 0.57 | 47 1.10 0.63 0.86 0.46 3.86 0.61
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Center variance scale factors for week 2408
CEN 060 061 062 063 064 065 066 | MEAN |
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COD 1.21 1.11 1.59 1.40 1.16 1.49 1.26 | 1.32 |
SIO 0.81 0.76 0.71 0.58 0.76 0.74 0.80 | 0.74 |
GFZ 8.85 10.22 9.17 8.33 9.15 10.50 12.20 | 9.77 |
MIT 1.38 1.21 1.22 1.40 1.28 1.40 1.22 | 1.30 |
NGS 340.88 350.06 288.24 303.00 356.61 256.18 258.05 | 307.57 |
JPL 5.96 4.13 5.13 5.45 3.88 5.82 4.22 | 4.94 |
EMR 0.00 0.00 0.00 0.00 0.00 0.00 0.00 | 0.00 |
ESA 3.69 5.06 3.67 5.01 4.25 3.96 3.73 | 4.20 |
GRG 45.15 38.42 37.32 40.44 38.77 47.50 42.28 | 41.41 |
JGX 30.91 34.54 37.60 45.72 38.56 39.04 35.65 | 37.43 |
NOTE: COD scale factor multiplied by 10^4; JGX Not used in combined SINEX
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FIT to reference frame at reference frame sites for week 2408
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 50 3.17 1.83 3.09 1.73 7.46 1.19 IGb20
SIO 49 3.80 1.28 3.86 1.20 9.25 1.25 IGb20
GFZ 44 3.35 2.07 3.00 1.70 7.42 1.19 IGb20
MIT 47 3.85 2.61 3.17 2.09 6.57 1.35 IGb20
NGS 44 3.40 1.47 3.25 1.43 8.58 1.07 IGb20
JPL 45 3.36 2.55 2.85 2.20 6.71 1.36 IGb20
ESA 48 3.32 2.26 3.02 2.10 7.05 1.22 IGb20
GRG 45 3.17 1.93 3.07 1.92 6.64 1.10 IGb20
JGX 39 2.87 1.79 2.74 1.56 7.35 1.20 IGb20
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FIT to combined solutions at reference frame sites for week 2408
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 50 1.23 0.71 1.17 0.65 3.22 0.52 COMB
SIO 51 2.07 0.67 2.46 0.75 6.07 0.81 COMB
GFZ 46 1.04 0.64 1.04 0.59 3.70 0.60 COMB
MIT 49 0.80 0.54 0.82 0.53 3.20 0.65 COMB
NGS 45 1.40 0.60 1.80 0.79 5.03 0.63 COMB
JPL 47 0.66 0.49 0.68 0.52 2.76 0.55 COMB
ESA 50 0.79 0.53 0.75 0.51 3.37 0.58 COMB
GRG 46 0.96 0.57 0.80 0.50 3.28 0.54 COMB
JGX 39 1.05 0.65 0.78 0.44 3.69 0.60 COMB
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RESULTS FOR GPS WEEK 2408 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 311 1.01 0.56 0.93 0.53 3.46 0.55 | 80 1.11 0.63 0.90 0.51 2.89 0.48
SIO 359 2.25 0.62 2.58 0.68 5.42 0.67 | 80 2.55 0.71 2.91 0.76 5.06 0.64
GFZ 146 0.81 0.50 0.93 0.54 3.03 0.50 | 80 0.73 0.45 1.08 0.63 3.44 0.58
MIT 353 0.72 0.43 0.80 0.49 3.18 0.61 | 80 0.86 0.54 0.95 0.61 3.19 0.66
NGS 267 1.75 0.68 1.38 0.56 4.74 0.56 | 80 1.73 0.71 1.73 0.74 4.69 0.58
JPL 120 0.73 0.48 0.74 0.50 2.83 0.51 | 52 0.69 0.47 0.78 0.53 2.69 0.50
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 186 0.71 0.49 0.67 0.48 3.59 0.67 | 57 0.71 0.50 0.77 0.55 3.46 0.64
GRG 119 1.06 0.59 0.92 0.55 3.00 0.49 | 40 0.96 0.54 0.84 0.51 2.55 0.41
JGX 166 0.89 0.57 0.82 0.49 3.22 0.56 | 48 1.00 0.64 0.88 0.52 3.84 0.67
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RESULTS FOR GPS WEEK 2408 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 309 1.04 0.59 0.83 0.48 3.49 0.58 | 79 0.94 0.54 0.85 0.50 3.02 0.51
SIO 356 1.89 0.62 2.24 0.67 4.88 0.71 | 79 1.97 0.65 2.55 0.76 5.62 0.83
GFZ 146 0.90 0.51 1.09 0.58 3.26 0.50 | 79 0.95 0.54 1.17 0.63 3.37 0.52
MIT 349 0.80 0.50 0.76 0.48 3.09 0.64 | 79 0.70 0.46 0.83 0.56 3.30 0.73
NGS 260 1.60 0.59 1.73 0.68 5.88 0.66 | 79 1.56 0.61 2.12 0.87 5.58 0.66
JPL 120 0.63 0.51 0.58 0.48 2.67 0.58 | 51 0.63 0.52 0.58 0.49 2.76 0.62
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 186 0.85 0.49 0.89 0.55 4.15 0.65 | 56 0.81 0.48 0.84 0.52 3.79 0.60
GRG 122 1.01 0.60 0.79 0.50 3.16 0.55 | 40 0.90 0.55 0.75 0.48 2.85 0.49
JGX 167 1.01 0.60 0.81 0.46 3.57 0.59 | 46 1.01 0.61 0.74 0.42 3.40 0.57
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RESULTS FOR GPS WEEK 2408 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 311 1.12 0.52 1.26 0.60 3.58 0.49 | 79 0.99 0.48 1.13 0.54 3.11 0.43
SIO 359 1.52 0.54 2.01 0.70 5.15 0.79 | 79 1.57 0.55 1.99 0.68 6.05 0.91
GFZ 147 0.84 0.51 0.88 0.51 2.92 0.48 | 79 0.84 0.51 1.06 0.61 3.41 0.57
MIT 352 0.77 0.48 0.72 0.44 3.08 0.62 | 79 0.93 0.59 0.80 0.52 3.32 0.71
NGS 266 1.68 0.67 1.41 0.59 4.73 0.57 | 79 1.61 0.69 1.53 0.68 4.50 0.58
JPL 120 0.72 0.51 0.69 0.49 2.85 0.55 | 54 0.70 0.50 0.62 0.45 2.99 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 186 0.77 0.53 0.62 0.45 3.56 0.66 | 56 0.82 0.57 0.70 0.51 3.51 0.65
GRG 123 1.00 0.58 0.80 0.50 3.30 0.56 | 41 0.96 0.58 0.88 0.55 3.45 0.58
JGX 167 1.04 0.58 0.97 0.51 3.72 0.57 | 47 1.14 0.65 1.08 0.56 4.28 0.66
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RESULTS FOR GPS WEEK 2408 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 310 1.29 0.65 1.12 0.59 3.85 0.57 | 79 1.23 0.64 1.19 0.62 3.39 0.51
SIO 353 1.69 0.63 1.87 0.65 5.14 0.85 | 79 1.87 0.72 2.12 0.73 5.66 0.93
GFZ 146 0.78 0.49 0.87 0.52 3.05 0.52 | 79 0.74 0.46 0.98 0.58 3.62 0.62
MIT 350 0.76 0.45 0.79 0.46 3.29 0.63 | 79 0.87 0.54 0.76 0.46 3.13 0.63
NGS 263 1.48 0.58 1.78 0.74 5.93 0.71 | 79 1.48 0.62 1.73 0.75 5.05 0.64
JPL 120 0.63 0.43 0.74 0.51 2.67 0.49 | 52 0.49 0.34 0.76 0.52 2.81 0.53
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 186 0.84 0.49 0.82 0.51 3.92 0.62 | 56 0.86 0.51 0.87 0.54 3.03 0.48
GRG 123 1.07 0.61 0.78 0.48 3.08 0.51 | 41 0.94 0.55 0.85 0.52 2.84 0.47
JGX 162 1.31 0.68 0.74 0.36 4.00 0.56 | 47 1.23 0.63 0.73 0.35 3.91 0.55
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RESULTS FOR GPS WEEK 2408 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 313 1.00 0.55 0.88 0.51 3.16 0.51 | 80 1.13 0.64 0.99 0.57 2.87 0.47
SIO 359 1.67 0.56 2.09 0.68 4.73 0.70 | 80 2.02 0.66 2.42 0.75 5.69 0.83
GFZ 148 0.90 0.55 0.81 0.47 3.45 0.57 | 80 0.90 0.55 1.00 0.58 4.04 0.68
MIT 353 0.69 0.43 0.80 0.50 2.97 0.60 | 80 0.73 0.47 0.95 0.62 3.21 0.69
NGS 265 1.70 0.62 1.56 0.61 5.08 0.57 | 80 1.47 0.57 1.81 0.73 4.25 0.50
JPL 120 0.52 0.42 0.64 0.53 2.57 0.57 | 52 0.53 0.44 0.58 0.48 2.48 0.56
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 186 0.77 0.49 0.76 0.51 3.90 0.67 | 56 0.89 0.58 0.92 0.61 3.51 0.60
GRG 118 1.12 0.68 0.66 0.44 2.82 0.50 | 40 1.06 0.65 0.66 0.42 3.10 0.54
JGX 162 1.14 0.64 0.70 0.38 3.65 0.57 | 47 1.11 0.63 0.85 0.46 3.77 0.59
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RESULTS FOR GPS WEEK 2408 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 310 1.11 0.54 1.26 0.64 3.78 0.54 | 78 1.21 0.61 1.31 0.66 3.03 0.44
SIO 352 1.70 0.56 2.16 0.69 4.87 0.70 | 78 1.93 0.62 2.35 0.74 6.00 0.85
GFZ 146 0.86 0.49 0.92 0.50 3.39 0.53 | 78 0.84 0.48 1.04 0.57 3.86 0.61
MIT 349 0.85 0.49 0.83 0.47 3.06 0.58 | 78 1.09 0.66 0.92 0.55 3.44 0.69
NGS 266 1.33 0.51 1.77 0.73 5.33 0.63 | 78 1.28 0.53 1.94 0.83 5.22 0.65
JPL 120 0.75 0.49 0.79 0.52 2.76 0.49 | 51 0.77 0.51 0.73 0.49 2.85 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 186 0.82 0.54 0.69 0.47 3.64 0.65 | 57 0.94 0.62 0.81 0.55 3.25 0.57
GRG 118 1.27 0.67 0.83 0.47 3.13 0.48 | 40 1.16 0.62 0.92 0.51 3.20 0.48
JGX 165 1.16 0.64 0.74 0.39 3.65 0.55 | 47 1.03 0.58 0.82 0.42 3.42 0.52
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RESULTS FOR GPS WEEK 2408 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 313 1.06 0.56 1.07 0.59 3.97 0.61 | 80 1.20 0.65 1.16 0.63 3.75 0.58
SIO 357 1.50 0.58 1.80 0.65 4.55 0.72 | 80 1.74 0.64 2.04 0.70 5.52 0.84
GFZ 148 0.97 0.52 1.10 0.57 3.32 0.49 | 80 0.97 0.53 1.28 0.66 3.77 0.56
MIT 353 0.77 0.47 0.77 0.47 3.18 0.63 | 80 0.84 0.53 0.94 0.59 3.38 0.70
NGS 266 1.41 0.59 1.44 0.65 5.02 0.64 | 80 1.32 0.58 1.72 0.79 5.08 0.68
JPL 120 0.69 0.53 0.65 0.50 2.38 0.49 | 52 0.61 0.48 0.63 0.48 2.18 0.46
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 186 0.69 0.48 0.68 0.49 3.67 0.68 | 56 0.66 0.47 0.79 0.57 3.41 0.63
GRG 121 1.32 0.72 0.85 0.50 3.04 0.49 | 41 1.14 0.64 0.91 0.53 3.33 0.53
JGX 168 1.09 0.63 0.84 0.45 3.61 0.56 | 48 1.13 0.66 0.88 0.46 4.28 0.67
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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/h2603011200_COD.gls
COD WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2603011200_COD.gls
MIT WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603011200_MIT.gls
MIT WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2603011200_MIT.gls
NOA WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603011200_NGS.gls
NOA WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0906 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2603011200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603011200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2603011200_SIO.gls
SIO WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2603011200_SIO.gls
SIO WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2603011200_SIO.gls
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