MPEC 2016-A123
C/2015 Y1 (LINEAR)
T 2016 May 15.56633 TT MPCW
q 2.5103668 (2000.0) P Q
Peri. 24.95580 -0.74368980 +0.09975428
Node 135.75332 +0.33264338 -0.80249183
e 1.0 Incl. 71.33217 +0.57989125 +0.58826520
From 96 observations 2015 Dec. 16-2016 Jan. 12.
MPEC 2016-A124
C/2015 X4 (Elenin)
Epoch 2015 Oct. 25.0 TT = JDT 2457320.5
T 2015 Nov. 3.47400 TT MPCW
q 3.3948234 (2000.0) P Q
n 0.01275624 Peri. 176.33047 +0.18314690 -0.85314600
a 18.1407104 Node 262.63622 +0.88896059 +0.35588135
e 0.8128616 Incl. 29.50689 +0.41976932 -0.38143199
P 77.3
From 356 observations 2015 Nov. 24-2016 Jan. 10, mean residual 0".4.
C/2015 X4 (Elenin)
Epoch 2092 Jan. 14.0 TT = JDT 2485160.5
T 2092 Jan. 22.44545 TT MPCW
q 3.3950964 (2000.0) P Q
n 0.01277807 Peri. 176.26687 +0.18748091 -0.85242347
a 18.1200382 Node 262.43896 +0.88798168 +0.35950721
e 0.8126330 Incl. 29.49609 +0.41992791 -0.37964299
P 77.1
From 356 observations 2015 Nov. 24-2016 Jan. 10, mean residual 0".4.
C/2015 X4 (Elenin)
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5
T 2015 Nov. 3.49905 TT MPCW
q 3.3948395 (2000.0) P Q
n 0.01276097 Peri. 176.33586 +0.18306569 -0.85316010
a 18.1362228 Node 262.63626 +0.88899409 +0.35579904
e 0.8128144 Incl. 29.50728 +0.41973380 -0.38147725
P 77.2
From 356 observations 2015 Nov. 24-2016 Jan. 10, mean residual 0".4.
MPEC 2016-A125
C/2015 YG1 (NEOWISE)
T 2015 Sept. 29.02377 TT MPCW
q 2.0756148 (2000.0) P Q
n 0.01356991 Peri. 102.85557 -0.13283566 -0.98138150
a 17.4080993 Node 350.51799 +0.18287363 +0.11329567
e 0.8807673 Incl. 57.36295 +0.97412110 -0.15509493
P 72.6
From 60 observations 2015 Dec. 17-2016 Jan. 8.
MPEC 2016-A126
C/2015 X7 (ATLAS)
T 2016 July 29.90682 TT MPCW
q 3.6850034 (2000.0) P Q
Peri. 348.40711 -0.67995800 -0.49213003
Node 139.90554 +0.72196541 -0.57889895
e 1.0 Incl. 57.56314 +0.12815251 +0.65014155
From 57 observations 2015 Dec. 12-2016 Jan. 12.
MPEC 2016-A127
C/2015 X8 (NEOWISE)
Epoch 2015 Oct. 25.0 TT = JDT 2457320.5
T 2015 Oct. 23.00470 TT MPCW
q 1.1890448 (2000.0) P Q
n 0.01205192 Peri. 20.26152 -0.98112318 +0.17585968
a 18.8407636 Node 191.09360 +0.06003725 +0.67240322
e 0.9368898 Incl. 155.28763 +0.18382826 +0.71899046
P 81.8
From 80 observations 2015 Dec. 14-2016 Jan. 8, mean residual 0".7.
C/2015 X8 (NEOWISE)
Epoch 2097 Mar. 8.0 TT = JDT 2487040.5
T 2097 Mar. 19.41788 TT MPCW
q 1.1848596 (2000.0) P Q
n 0.01192515 Peri. 20.10264 -0.98175121 +0.17204671
a 18.9740541 Node 191.16479 +0.05695051 +0.67248293
e 0.9375537 Incl. 155.26440 +0.18144198 +0.71983792
P 82.6
From 80 observations 2015 Dec. 14-2016 Jan. 8, mean residual 0".7.
C/2015 X8 (NEOWISE)
Epoch 2016 Jan. 13.0 TT = JDT 2457400.5
T 2015 Oct. 23.00244 TT MPCW
q 1.1890397 (2000.0) P Q
n 0.01206523 Peri. 20.26041 -0.98112824 +0.17582944
a 18.8269055 Node 191.09429 +0.06001410 +0.67240858
e 0.9368436 Incl. 155.28781 +0.18380884 +0.71899285
P 81.7
From 80 observations 2015 Dec. 14-2016 Jan. 8, mean residual 0".7.
MPEC 2016-A128
P/2016 A2 (Christensen)
T 2015 Aug. 4.41246 TT MPCW
q 3.2289202 (2000.0) P Q
n 0.09704999 Peri. 144.05237 +0.18934250 -0.91486522
a 4.6896350 Node 292.56831 +0.78636615 +0.35877613
e 0.3114773 Incl. 22.71723 +0.58802865 -0.18520617
P 10.2
From 34 observations 2016 Jan. 2-11.
MPEC 2016-A129
P/2016 A3 (PANSTARRS)
T 2017 Mar. 11.01201 TT MPCW
q 4.8464205 (2000.0) P Q
n 0.04653981 Peri. 334.22454 -0.95211188 -0.30502850
a 7.6545497 Node 188.10073 +0.29991817 -0.91840403
e 0.3668575 Incl. 8.56653 +0.05943117 -0.25197549
P 21.2
From 22 observations 2016 Jan. 4-12.
