2023 February 23, 14:37:03 UT
Orbit-1
Orbital elements:
C/2023 A2 (SWAN)
Epoch 2023 Jan. 16.0 TT = JDT 2459960.5
T 2023 Jan. 20.36202 TT Sato
q 0.9468169 (2000.0) P Q
z +0.0035076 Peri. 142.52831 +0.11146241 -0.01763428
Node 94.45835 -0.96357916 -0.24649064
e 0.9966790 Incl. 94.70665 +0.24308710 -0.96898473
From 41 observations 2023 Jan. 30-Feb. 22, mean residual 1".74.
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Jan. 20.36219 TT Sato
q 0.9468177 (2000.0) P Q
z +0.0035073 Peri. 142.52859 +0.11146367 -0.01763757
Node 94.45832 -0.96358024 -0.24648614
e 0.9966793 Incl. 94.70682 +0.24308222 -0.96898581
Residuals in seconds of arc (or two decimals in units of degrees).
221226 249(0.31- 1.43-)X 230202 C49(18.0+ 20.8-) 230205 C49(27.6+ 42.4-)
221228 249(0.33+ 1.63-)X 230202 C49(17.2+ 49.7-) 230205 C49(26.2+ 43.1-)
230105 249(0.65+ 0.65-)X 230202 C49(50.1+ 56.5-) 230205 C49(34.2+ 78.4-)
230106 249(0.73+ 0.94-)X 230202 C49(0.02+ 0.03-) 230205 C49(45.1+ 67.8-)
230107 249(0.24+ 1.02-)X 230202 C49(0.00 0.04-) 230205 C49(48.7+ 65.1-)
230108 249(0.49+ 1.15-)X 230202 C49(11.2+ 86.1-) 230206 C49(0.06- 0.01-)
230109 249(0.51+ 0.85-)X 230202 C49(42.6+ 83.0-) 230206 C49(98.6- 70.3-)
230110 249(0.08- 1.11-)X 230202 C49 (3.9+ 82.8-) 230206 C49(0.04- 0.03-)
230111 249(0.06+ 0.74-)X 230202 C49(20.7- 96.6-) 230213 247 1.7- 2.7+
230112 249(0.30+ 1.05-)X 230202 C49(0.02+ 0.03+) 230213 247 3.4- 5.0-
230113 249(0.36- 0.65-)X 230202 C49(86.2+ 41.5+) 230213 247 (5.3+ 14.3-)
230114 249(0.52- 1.27-)X 230202 C49(78.2+ 0.6+) 230214 I47 0.3- 1.9+
230115 249(0.99- 1.14-)X 230202 C49(0.04+ 0.01+) 230214 I47 0.5+ 2.6+
230116 249(0.04+ 1.07-)X 230202 C49(0.03+ 0.00 ) 230215 I47 0.0 0.2+
230117 249(0.18+ 0.90-)X 230203 C49(76.3+ 6.9+) 230215 I47 1.9+ 0.1+
230118 249(0.84- 1.39-)X 230203 C49(37.7+ 13.0-) 230215 W76 1.3+ 2.0+
230119 249(0.53+ 1.56-)X 230203 C49(18.0+ 55.0-) 230215 247 1.9+ 0.8-
230121 249(0.10+ 0.96-)X 230203 C49(0.00 0.03-) 230215 W76 2.7+ 0.8+
230122 249(0.12- 1.12-)X 230203 C49(0.04- 0.01-) 230215 247 2.0+ 0.6-
230123 249(0.32- 0.98-)X 230203 C49(0.10+ 0.31-) 230215 349 3.1- 2.7-
230124 249(0.55- 0.81-)X 230203 C49(0.09+ 0.31-) 230215 349 5.7- 4.7-
230125 249(0.37+ 1.05-)X 230203 C49(0.08+ 0.32-) 230216 247 (8.5- 6.2+)
230127 249(0.16- 0.78-)X 230204 C49(98.7+ 23.2+) 230216 247 (7.2- 6.2+)
230128 249(0.15+ 1.11-)X 230204 C49(84.9+ 14.1+) 230216 W88 0.6+ 0.3-
230130 247 3.6- 2.4- 230204 C49(79.8+ 6.1-) 230216 W88 1.1+ 0.8+
230130 247 1.1+ 0.6+ 230204 C49(45.7+ 8.3-) 230217 W88 0.4+ 0.8+
230130 247 2.8+ 1.9+ 230204 C49(58.1+ 6.5-) 230217 W88 0.5- 0.7-
230201 C49(48.2+ 6.1+) 230204 C49(64.7+ 32.7-) 230218 I47 0.3+ 0.2-
230201 C49(0.03+ 0.02-) 230204 C49(34.9+ 7.8-) 230218 I47 0.2+ 0.4+
230201 C49(14.3- 84.6-) 230204 C49(10.9- 50.0-) 230218 W88 2.0+ 0.1-
230201 C49 (8.3+ 41.3-) 230204 C49(0.03+ 0.01-) 230218 W88 2.1+ 0.2+
230201 C49 (7.4+ 39.0-) 230204 C49(0.03+ 0.02-) 230219 W76 2.4- 5.6+
230201 C49 (9.5+ 65.7-) 230204 C49(46.1+ 71.6-) 230219 W76 (3.9- 6.9+)
230201 C49(19.1- 42.4-) 230204 C49(24.4+ 26.0-) 230219 W76 (3.0- 6.5+)
230201 C49 (5.3- 38.1-) 230204 C49(13.5+ 76.2-) 230219 W88 1.2+ 0.5+
230201 C49(0.04+ 0.02-) 230204 C49(41.9+ 60.5-) 230219 W88 1.5+ 0.3+
230201 C49(60.9+ 88.5-) 230204 247 (6.7+ 13.9-) 230220 W57 0.4+ 0.0
230201 C49(89.4+ 82.3-) 230204 247 (6.7+ 14.1-) 230220 W57 0.4+ 0.2-
230201 C49(0.03+ 0.02-) 230204 C49(28.1+ 71.7-) 230220 I47 2.1- 0.6+
230201 C49(0.03+ 0.02-) 230204 C49(34.7+ 43.9-) 230220 W57 0.1+ 0.4-
230201 C49(91.3+ 20.9+) 230204 C49(48.5+ 50.2-) 230220 I47 0.2- 0.3-
230201 C49(24.6+ 3.9-) 230204 C49(15.9+ 83.4-) 230220 W57 0.5+ 0.1-
230201 C49(19.4+ 41.6-) 230204 C49(10.8+ 82.6-) 230220 247 0.3+ 0.4-
230201 C49(71.3+ 77.4-) 230205 C49(0.03+ 0.05-) 230220 247 1.3- 0.4+
230201 C49(77.8+ 73.2-) 230205 C49(90.0+ 52.3-) 230221 W88 0.0 0.5-
230201 C49(57.1+ 89.8-) 230205 C49(63.2+ 36.6-) 230221 W88 0.0 0.6-
230201 C49(73.8+ 5.4-) 230205 C49(0.05+ 0.00 ) 230221 W88 0.0 0.4-
230202 C49(94.8+ 2.6+) 230205 C49(0.04+ 0.01-) 230221 W88 1.1- 0.5-
230202 C49(0.03+ 0.00 ) 230205 C49(0.05+ 0.00 ) 230221 W88 0.6+ 0.6-
230202 C49 (8.2- 2.7-) 230205 C49(0.04+ 0.00 ) 230222 W88 0.4- 0.1-
230202 C49(18.8+ 26.5-) 230205 C49(90.4+ 20.9-) 230222 W88 0.1- 0.4-
230202 C49 (7.8+ 12.3-) 230205 C49 (4.4+ 56.8-)
230202 C49(16.4- 42.1-) 230205 C49(21.0- 39.1-)
247 Roving Observer: 230130 K. Yoshimoto, 230204 S. Takamatsu,
230213 M. Mattiazzo, 230215, 230220 M. Suzuki, 230216 N. Paul.
Orbit-2
Orbital elements:
C/2023 A2 (SWAN)
Epoch 2023 Jan. 16.0 TT = JDT 2459960.5
T 2023 Jan. 20.34948 TT Sato
q 0.9469354 (2000.0) P Q
z -0.0001489 Peri. 142.49536 +0.11129663 -0.01692304
Node 94.47298 -0.96345049 -0.24699755
e 1.0001410 Incl. 94.67096 +0.24367236 -0.96886832
From 32 observations 2023 Feb. 14-22, mean residual 0".72.
Epoch 2023 Feb. 25.0 TT = JDT 2460000.5
T 2023 Jan. 20.34966 TT Sato
q 0.9469362 (2000.0) P Q
z -0.0001492 Peri. 142.49564 +0.11129789 -0.01692634
Node 94.47294 -0.96345157 -0.24699306
e 1.0001413 Incl. 94.67113 +0.24366750 -0.96886941
Residuals in seconds of arc
230130 247 (3.3+ 16.7-) 230215 349 (4.2- 3.3-) 230219 W88 0.9+ 0.5+
230130 247 (8.0+ 13.8-) 230215 349 (6.8- 5.3-) 230220 W57 0.1+ 0.3+
230130 247 (9.6+ 12.4-) 230216 247 (9.6- 5.8+) 230220 W57 0.1+ 0.1+
230204 247 (9.5+ 22.2-) 230216 247 (8.3- 5.8+) 230220 I47 (2.4- 0.9+)
230204 247 (9.6+ 22.4-) 230216 W88 0.5- 0.7- 230220 W57 0.2- 0.1-
230213 247 (2.6- 1.3+) 230216 W88 0.0 0.4+ 230220 I47 0.5- 0.1-
230213 247 (4.4- 6.4-) 230217 W88 0.6- 0.7+ 230220 W57 0.2+ 0.1+
230213 247 (4.4+ 15.7-) 230217 W88 1.5- 0.9- 230220 247 0.1- 0.2-
230214 I47 1.3- 0.7+ 230218 I47 0.6- 0.2- 230220 247 1.6- 0.7+
230214 I47 0.5- 1.4+ 230218 I47 0.6- 0.4+ 230221 W88 0.1+ 0.2-
230215 I47 1.0- 0.5- 230218 W88 1.1+ 0.0 230221 W88 0.1+ 0.3-
230215 I47 0.8+ 0.7- 230218 W88 1.2+ 0.3+ 230221 W88 0.0 0.2-
230215 W76 0.2+ 1.2+ 230219 W76 (3.1- 5.8+) 230221 W88 1.0- 0.2-
230215 247 0.8+ 1.6- 230219 W76 (4.5- 7.1+) 230221 W88 0.7+ 0.3-
230215 W76 1.6+ 0.0 230219 W76 (3.6- 6.7+) 230222 W88 0.2+ 0.1+
230215 247 0.9+ 1.4- 230219 W88 0.6+ 0.7+ 230222 W88 0.5+ 0.2-
2023 February 19, 13:46:38 UT
Orbital elements:
SWAN/150123A (SWAN23A)
Epoch 2023 Jan. 16.0 TT = JDT 2459960.5
T 2023 Jan. 20.35856 TT Sato
q 0.9467393 (2000.0) P Q
z +0.0037059 Peri. 142.52140 +0.11144485 -0.01763546
+ Node 94.45694 -0.96355197 -0.24660643
e 0.9964915 Incl. 94.70662 +0.24320290 -0.96895524
From 39 observations 2023 Jan. 30-Feb. 21, mean residual 1".79.
Residuals in seconds of arc (or two decimals in units of degrees).
221226 249(0.31- 1.43-)X 230202 C49(0.00 0.04-) 230205 C49(28.5+ 42.3-)
221228 249(0.33+ 1.63-)X 230202 C49(12.1+ 85.9-) 230205 C49(27.1+ 42.9-)
230105 249(0.65+ 0.65-)X 230202 C49(43.5+ 82.8-) 230205 C49(35.1+ 78.3-)
230106 249(0.73+ 0.94-)X 230202 C49 (4.7+ 82.7-) 230205 C49(45.9+ 67.6-)
230107 249(0.24+ 1.02-)X 230202 C49(19.9- 96.4-) 230205 C49(49.6+ 64.9-)
230109 249(0.51+ 0.85-)X 230202 C49(0.02+ 0.03+) 230206 C49(0.06- 0.01-)
230111 249(0.06+ 0.74-)X 230202 C49(87.1+ 41.7+) 230206 C49(97.8- 70.2-)
230112 249(0.30+ 1.05-)X 230202 C49(79.0+ 0.8+) 230206 C49(0.04- 0.03-)
230113 249(0.36- 0.65-)X 230202 C49(0.04+ 0.01+) 230213 247 1.6- 2.7+
230115 249(0.99- 1.14-)X 230202 C49(0.03+ 0.00 ) 230213 247 3.4- 4.9-
230117 249(0.18+ 0.90-)X 230203 C49(77.2+ 7.1+) 230213 247 (5.3+ 14.3-)
230118 249(0.84- 1.39-)X 230203 C49(38.5+ 12.9-) 230214 I47 0.2- 1.9+
230124 249(0.55- 0.81-)X 230203 C49(18.8+ 54.8-) 230214 I47 0.5+ 2.6+
230125 249(0.37+ 1.05-)X 230203 C49(0.00 0.03-) 230215 I47 0.1+ 0.2+
230127 249(0.16- 0.78-)X 230203 C49(0.04- 0.01-) 230215 I47 1.9+ 0.1+
230128 249(0.15+ 1.11-)X 230203 C49(0.10+ 0.31-) 230215 W76 1.3+ 2.0+
230130 247 3.6- 2.4- 230203 C49(0.09+ 0.31-) 230215 247 1.9+ 0.8-
230130 247 1.1+ 0.6+ 230203 C49(0.09+ 0.32-) 230215 W76 2.7+ 0.8+
230130 247 2.8+ 1.9+ 230204 C49(99.5+ 23.4+) 230215 247 2.0+ 0.6-
230201 C49(49.1+ 6.3+) 230204 C49(85.7+ 14.2+) 230215 349 3.1- 2.7-
230201 C49(0.03+ 0.02-) 230204 C49(80.7+ 5.9-) 230215 349 5.7- 4.7-
230201 C49(13.5- 84.5-) 230204 C49(46.6+ 8.1-) 230216 247 (8.5- 6.2+)
230201 C49 (9.2+ 41.2-) 230204 C49(58.9+ 6.3-) 230216 247 (7.2- 6.2+)
230201 C49 (8.3+ 38.8-) 230204 C49(65.5+ 32.5-) 230216 W88 0.6+ 0.3-
230201 C49(10.4+ 65.5-) 230204 C49(35.7+ 7.7-) 230216 W88 1.1+ 0.8+
230201 C49(18.2- 42.2-) 230204 C49(10.0- 49.8-) 230217 W88 0.4+ 0.8+
230201 C49 (4.4- 37.9-) 230204 C49(0.03+ 0.01-) 230217 W88 0.5- 0.7-
230201 C49(0.04+ 0.02-) 230204 C49(0.03+ 0.02-) 230218 I47 0.3+ 0.3-
230201 C49(61.8+ 88.4-) 230204 C49(46.9+ 71.4-) 230218 I47 0.2+ 0.4+
230201 C49(90.3+ 82.1-) 230204 C49(25.2+ 25.9-) 230218 W88 2.0+ 0.1-
230201 C49(0.03+ 0.02-) 230204 C49(14.4+ 76.1-) 230218 W88 2.1+ 0.2+
230201 C49(0.04+ 0.02-) 230204 C49(42.7+ 60.3-) 230219 W76 2.5- 5.6+
230201 C49(92.2+ 21.0+) 230204 247 (6.7+ 13.9-) 230219 W76 (3.9- 6.9+)
230201 C49(25.5+ 3.7-) 230204 247 (6.7+ 14.1-) 230219 W76 (3.0- 6.4+)
230201 C49(20.3+ 41.5-) 230204 C49(29.0+ 71.5-) 230219 W88 1.2+ 0.5+
230201 C49(72.2+ 77.3-) 230204 C49(35.6+ 43.8-) 230219 W88 1.5+ 0.3+
230201 C49(78.7+ 73.0-) 230204 C49(49.4+ 50.0-) 230220 W57 0.3+ 0.0
230201 C49(58.0+ 89.7-) 230204 C49(16.7+ 83.2-) 230220 W57 0.3+ 0.2-
230201 C49(74.7+ 5.2-) 230204 C49(11.7+ 82.4-) 230220 I47 2.1- 0.6+
230202 C49(95.7+ 2.7+) 230205 C49(0.03+ 0.05-) 230220 W57 0.1+ 0.5-
230202 C49(0.03+ 0.00 ) 230205 C49(90.9+ 52.1-) 230220 I47 0.2- 0.4-
230202 C49 (7.4- 2.5-) 230205 C49(64.1+ 36.4-) 230220 W57 0.5+ 0.2-
230202 C49(19.7+ 26.3-) 230205 C49(0.05+ 0.00 ) 230220 247 0.2+ 0.5-
230202 C49 (8.6+ 12.2-) 230205 C49(0.04+ 0.01-) 230220 247 1.3- 0.3+
230202 C49(15.6- 42.0-) 230205 C49(0.05+ 0.00 ) 230221 W88 0.0 0.5-
230202 C49(18.8+ 20.6-) 230205 C49(0.04+ 0.00 ) 230221 W88 0.0 0.6-
230202 C49(18.1+ 49.5-) 230205 C49(91.2+ 20.7-) 230221 W88 0.1- 0.5-
230202 C49(50.9+ 56.4-) 230205 C49 (5.2+ 56.6-) 230221 W88 1.2- 0.5-
230202 C49(0.02+ 0.03-) 230205 C49(20.1- 38.9-) 230221 W88 0.5+ 0.7-
2023 February 07, 01:58:00 UT
Orbital elements:
SWAN/150123A
T 2023 Jan. 22.26665 TT Sato
q 0.9643117 (2000.0) P Q
Peri. 147.37630 +0.11885658 -0.03590949
Node 94.63139 -0.97991478 -0.16540533
e 1.0 Incl. 95.43008 +0.16012539 -0.98557170
From 14 observations 2022 Dec. 26-2023 Jan. 28, mean residual 1103".44 (0.31ﾂｰ).
Residuals in seconds of arc (all are in deg.)
221226 249 0.73- 0.18- X 230111 249 0.06- 0.21+ X 230124 249 0.62- 0.05+ X
221228 249 0.03- 0.43- X 230112 249 0.18+ 0.11- X 230125 249 0.30+ 0.20- X
230105 249 0.46+ 0.39+ X 230113 249 0.47- 0.28+ X 230127 249 0.23- 0.06+ X
230106 249 0.55+ 0.08+ X 230115 249(1.08- 0.24-)X 230128 249 0.08+ 0.27- X
230107 249 0.07+ 0.02- X 230117 249 0.10+ 0.01- X
230109 249 0.37+ 0.13+ X 230118 249(0.92- 0.51-)X
--