[IGSREPORT-30920] Wk 2415 MIT T2 Daily Analysis Report
Tom Herring
tah at mit.edu
Wed May 6 06:19:41 UTC 2026
Author: Thomas Herring
MIT GNAAC Combination: RMS comparisons betwen ACs
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OVERALL RMS and Chi fits for week 2415
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 310 1.03 0.56 1.00 0.56 3.59 0.58 | 77 1.05 0.60 1.01 0.57 3.11 0.52
SIO 354 1.47 0.61 1.43 0.58 3.92 0.70 | 77 1.67 0.68 1.68 0.68 4.43 0.78
GFZ 144 0.77 0.48 0.95 0.57 2.85 0.49 | 77 0.83 0.53 1.06 0.64 3.07 0.53
MIT 350 0.74 0.49 0.74 0.49 2.84 0.61 | 77 0.79 0.57 0.82 0.58 2.99 0.69
NGS 266 1.43 0.58 1.58 0.69 4.82 0.60 | 77 1.36 0.59 1.78 0.80 4.81 0.63
JPL 120 0.79 0.54 0.80 0.56 2.88 0.54 | 50 0.74 0.52 0.74 0.53 2.68 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 186 1.06 0.59 0.88 0.52 3.74 0.56 | 55 1.22 0.68 1.08 0.63 3.60 0.54
GRG 125 0.99 0.58 0.95 0.59 3.36 0.58 | 41 0.84 0.51 0.86 0.55 3.01 0.53
JGX 161 1.01 0.62 0.88 0.51 4.63 0.79 | 47 1.08 0.66 0.95 0.55 3.65 0.62
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Center variance scale factors for week 2415
CEN 109 110 111 112 113 114 115 | MEAN |
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COD 1.68 1.15 1.04 1.22 1.06 1.19 1.14 | 1.21 |
SIO 0.71 0.66 0.68 0.96 0.55 0.63 0.66 | 0.69 |
GFZ 12.67 11.11 10.53 8.53 9.31 8.82 7.42 | 9.77 |
MIT 1.16 1.14 1.09 1.16 1.22 1.06 0.98 | 1.12 |
NGS 343.88 245.45 305.27 244.62 315.84 304.17 318.08 | 296.76 |
JPL 5.56 6.42 4.82 5.82 7.02 5.74 5.66 | 5.86 |
EMR 0.00 0.00 0.00 0.00 0.00 0.00 0.00 | 0.00 |
ESA 6.15 5.08 4.92 5.20 4.44 5.19 4.86 | 5.12 |
GRG 44.73 37.77 36.78 36.24 40.70 39.59 32.46 | 38.32 |
JGX 38.06 39.34 41.86 36.48 38.90 40.37 40.49 | 39.36 |
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 2415
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 51 2.62 1.59 2.71 1.61 6.90 1.18 IGb20
SIO 51 2.99 1.25 3.27 1.30 9.15 1.54 IGb20
GFZ 48 2.70 1.78 3.06 1.86 6.34 1.10 IGb20
MIT 50 2.66 1.99 3.03 2.16 7.03 1.60 IGb20
NGS 47 2.91 1.31 3.74 1.70 8.69 1.13 IGb20
JPL 48 2.36 1.67 2.70 1.97 8.09 1.53 IGb20
ESA 50 2.36 1.38 2.47 1.49 7.10 1.08 IGb20
GRG 48 2.63 1.64 2.90 1.89 7.07 1.24 IGb20
JGX 41 2.58 1.66 2.39 1.43 7.35 1.28 IGb20
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FIT to combined solutions at reference frame sites for week 2415
# -- Number of reference frame stations used by AC
CENTER # North East Up Frame
RMS Chi RMS Chi RMS Chi
(mm) (mm) (mm)
COD 51 1.14 0.68 1.04 0.61 3.28 0.55 COMB
SIO 52 1.64 0.68 1.67 0.67 4.77 0.79 COMB
GFZ 48 0.85 0.55 1.07 0.64 3.09 0.54 COMB
MIT 51 0.83 0.61 0.78 0.56 3.13 0.70 COMB
NGS 47 1.24 0.56 1.94 0.88 4.77 0.62 COMB
JPL 48 0.75 0.53 0.78 0.57 2.77 0.53 COMB
ESA 50 1.12 0.65 0.93 0.56 3.68 0.55 COMB
GRG 48 0.90 0.56 0.89 0.57 3.29 0.57 COMB
JGX 41 1.05 0.68 0.84 0.50 3.25 0.56 COMB
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RESULTS FOR GPS WEEK 2415 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 314 1.21 0.57 1.25 0.61 3.56 0.48 | 77 1.06 0.52 1.23 0.60 2.79 0.39
SIO 355 1.42 0.55 1.61 0.61 4.02 0.67 | 77 1.38 0.54 1.68 0.63 4.24 0.70
GFZ 143 0.86 0.51 1.00 0.56 2.87 0.46 | 77 0.91 0.54 1.10 0.62 3.08 0.50
MIT 353 0.81 0.50 0.78 0.48 3.00 0.61 | 77 0.85 0.57 0.88 0.58 3.57 0.79
NGS 264 1.67 0.63 1.60 0.64 4.97 0.57 | 77 1.51 0.61 1.98 0.81 4.92 0.59
JPL 120 0.77 0.54 0.67 0.48 2.20 0.42 | 50 0.74 0.54 0.70 0.51 2.23 0.43
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 1.08 0.56 0.96 0.53 3.75 0.53 | 55 1.33 0.70 1.21 0.66 3.42 0.48
GRG 125 1.06 0.55 1.14 0.63 3.12 0.48 | 42 0.93 0.50 1.08 0.61 2.86 0.44
JGX 159 0.94 0.59 0.91 0.55 4.29 0.75 | 47 1.01 0.63 0.98 0.58 3.38 0.58
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RESULTS FOR GPS WEEK 2415 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 308 1.00 0.56 1.02 0.59 3.57 0.58 | 76 0.96 0.56 1.02 0.60 3.08 0.52
SIO 349 1.42 0.59 1.44 0.56 4.08 0.72 | 76 1.87 0.76 1.61 0.61 4.21 0.73
GFZ 142 0.75 0.48 0.97 0.58 2.75 0.47 | 76 0.82 0.52 1.06 0.64 3.06 0.54
MIT 350 0.76 0.49 0.77 0.49 3.03 0.63 | 76 0.86 0.59 0.87 0.59 2.97 0.66
NGS 264 1.35 0.59 1.42 0.66 4.98 0.66 | 76 1.31 0.61 1.57 0.75 4.80 0.67
JPL 120 0.79 0.52 0.91 0.61 3.05 0.54 | 51 0.71 0.48 0.90 0.61 2.90 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 186 1.07 0.60 0.90 0.53 3.64 0.55 | 54 1.26 0.71 1.07 0.62 3.43 0.51
GRG 128 0.96 0.55 0.99 0.60 3.34 0.56 | 42 0.93 0.56 1.04 0.64 3.31 0.56
JGX 162 1.01 0.61 0.88 0.50 4.32 0.73 | 47 1.09 0.67 0.87 0.49 3.55 0.59
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RESULTS FOR GPS WEEK 2415 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 0.95 0.57 0.83 0.51 3.64 0.63 | 77 0.97 0.60 0.87 0.54 3.26 0.58
SIO 356 1.34 0.59 1.53 0.64 3.43 0.62 | 77 1.53 0.66 1.85 0.76 3.64 0.66
GFZ 144 0.65 0.44 0.86 0.56 2.64 0.49 | 77 0.74 0.51 0.92 0.60 2.80 0.53
MIT 352 0.71 0.48 0.72 0.48 2.78 0.60 | 77 0.73 0.53 0.84 0.60 3.20 0.75
NGS 264 1.54 0.62 1.54 0.66 4.72 0.58 | 77 1.37 0.58 1.66 0.73 4.48 0.57
JPL 120 0.69 0.53 0.66 0.52 2.65 0.55 | 51 0.61 0.47 0.65 0.51 2.73 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 186 1.04 0.59 0.89 0.54 4.12 0.63 | 56 1.11 0.63 1.00 0.60 4.07 0.62
GRG 129 0.98 0.58 0.89 0.56 3.61 0.62 | 41 0.90 0.55 0.80 0.52 3.33 0.58
JGX 161 1.14 0.68 0.83 0.47 4.66 0.77 | 47 1.24 0.74 0.94 0.53 3.39 0.56
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RESULTS FOR GPS WEEK 2415 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 1.02 0.56 0.90 0.51 3.53 0.56 | 77 1.04 0.59 0.91 0.52 3.26 0.54
SIO 355 1.88 0.68 1.49 0.54 4.27 0.65 | 77 2.00 0.71 1.79 0.64 4.79 0.74
GFZ 146 0.77 0.49 0.89 0.53 2.66 0.46 | 77 0.83 0.53 1.02 0.62 2.79 0.48
MIT 350 0.76 0.50 0.70 0.47 2.58 0.55 | 77 0.79 0.57 0.78 0.56 2.84 0.67
NGS 267 1.18 0.54 1.72 0.83 4.84 0.68 | 77 1.31 0.63 1.88 0.94 4.71 0.69
JPL 120 0.80 0.57 0.71 0.52 3.72 0.72 | 50 0.65 0.47 0.63 0.47 3.03 0.60
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 1.05 0.58 0.97 0.56 3.25 0.48 | 56 1.31 0.72 1.18 0.68 3.63 0.53
GRG 126 0.93 0.56 0.91 0.59 3.72 0.66 | 43 0.79 0.50 0.77 0.51 3.65 0.66
JGX 158 0.94 0.61 0.80 0.50 4.57 0.84 | 47 0.95 0.62 0.74 0.47 3.46 0.63
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RESULTS FOR GPS WEEK 2415 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 306 0.88 0.52 0.95 0.57 3.77 0.64 | 76 0.89 0.55 1.06 0.65 3.25 0.58
SIO 356 1.33 0.63 1.06 0.51 3.61 0.73 | 76 1.44 0.67 1.43 0.67 4.06 0.83
GFZ 144 0.93 0.55 0.92 0.51 3.06 0.49 | 76 1.03 0.62 1.02 0.58 3.24 0.53
MIT 353 0.78 0.50 0.74 0.48 2.89 0.61 | 76 0.85 0.59 0.74 0.51 2.88 0.66
NGS 270 1.46 0.57 1.58 0.66 5.13 0.62 | 76 1.24 0.52 1.78 0.78 4.92 0.62
JPL 120 0.88 0.56 0.90 0.58 3.09 0.53 | 48 0.78 0.52 0.65 0.43 3.13 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 0.99 0.58 0.82 0.52 3.86 0.62 | 55 1.05 0.62 1.04 0.65 3.78 0.60
GRG 122 1.08 0.62 0.99 0.62 3.55 0.60 | 39 0.83 0.50 0.65 0.41 2.64 0.45
JGX 161 0.97 0.61 0.91 0.55 4.87 0.85 | 46 1.06 0.66 1.10 0.66 3.60 0.63
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RESULTS FOR GPS WEEK 2415 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 312 1.01 0.55 1.09 0.62 3.53 0.57 | 80 1.09 0.62 0.98 0.56 3.11 0.51
SIO 356 1.44 0.62 1.38 0.60 3.90 0.73 | 80 1.71 0.73 1.71 0.72 4.71 0.88
GFZ 146 0.71 0.44 1.05 0.62 2.89 0.49 | 80 0.76 0.48 1.17 0.69 3.13 0.54
MIT 348 0.66 0.46 0.76 0.53 3.03 0.68 | 80 0.73 0.56 0.82 0.61 2.85 0.70
NGS 266 1.37 0.55 1.62 0.70 4.95 0.61 | 80 1.35 0.57 1.80 0.80 5.77 0.74
JPL 120 0.75 0.51 0.83 0.58 2.81 0.53 | 49 0.77 0.55 0.85 0.62 2.45 0.48
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 1.15 0.63 0.86 0.50 3.93 0.58 | 56 1.21 0.67 1.01 0.58 3.72 0.55
GRG 122 1.01 0.61 0.81 0.54 3.05 0.55 | 40 0.81 0.51 0.74 0.50 2.23 0.40
JGX 164 0.96 0.57 0.98 0.56 4.92 0.81 | 49 1.09 0.65 1.02 0.58 4.26 0.70
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RESULTS FOR GPS WEEK 2415 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 1.11 0.61 0.90 0.51 3.56 0.57 | 79 1.27 0.72 0.94 0.54 3.03 0.51
SIO 352 1.38 0.59 1.46 0.62 4.06 0.74 | 79 1.64 0.68 1.68 0.68 5.12 0.91
GFZ 146 0.68 0.45 0.93 0.59 3.06 0.56 | 79 0.72 0.48 1.11 0.71 3.33 0.61
MIT 348 0.65 0.47 0.68 0.49 2.54 0.58 | 79 0.73 0.55 0.78 0.59 2.51 0.62
NGS 267 1.38 0.55 1.59 0.68 4.05 0.49 | 79 1.39 0.59 1.77 0.78 3.85 0.49
JPL 120 0.82 0.56 0.85 0.60 2.38 0.45 | 52 0.86 0.61 0.77 0.55 2.16 0.42
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 1.05 0.60 0.76 0.46 3.54 0.55 | 56 1.22 0.70 1.01 0.60 3.07 0.47
GRG 129 0.87 0.57 0.86 0.61 3.08 0.59 | 42 0.63 0.43 0.82 0.59 2.71 0.53
JGX 164 1.07 0.63 0.80 0.45 4.72 0.77 | 48 1.12 0.66 0.93 0.51 3.82 0.62
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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/h2604191200_COD.gls
COD WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2604191200_COD.gls
JPL IITK Eccentricity: Used 0.0000 0.0000 0.3080 Real 0.0000 0.0000 0.3650 m ../glbs/h2604221200_JPL.gls
MIT WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2604191200_MIT.gls
MIT WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2604191200_MIT.gls
NOA PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2604191200_NGS.gls
NOA PIN1 Used TPSCR.G5 SCIS dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2604191200_NGS.gls
NOA WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2604191200_NGS.gls
NOA WUHN Used TRM59800.00C ENCL dL1 0.0002 0.0005 0.0906 dL2 -0.0002 -0.0001 0.1207 m ../glbs/h2604191200_NGS.gls
SIO PIN1 Real TPSCR.G5 SCIS dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2604191200_SIO.gls
SIO PIN1 Used TPSCR.G5 NONE dL1 0.0001 0.0006 0.0949 dL2 -0.0000 0.0004 0.1179 m ../glbs/h2604191200_SIO.gls
SIO WUHN Real TRM59800.00C ENCL dL1 -99.0000 -99.0000 -99.0000 dL2 -99.0000 -99.0000 -99.0000 m ../glbs/h2604191200_SIO.gls
SIO WUHN Used TRM59800.00C NONE dL1 0.0002 0.0005 0.0907 dL2 -0.0002 -0.0002 0.1207 m ../glbs/h2604191200_SIO.gls
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