P/2023 V6 (PANSTARRS)
| Parameter |
Value |
| Designation |
P/2023 V6 (PANSTARRS) |
| Type |
P |
| Perihelion (tp_cal, UTC) |
2022-12-22T09:30:03.513600Z |
| Orbit solution date (soln_date, UTC) |
2025-01-02T20:12:44Z |
| Obs used |
59 |
| NEO |
- |
| M1 |
9.400 |
| K1 |
13.500 |
| PC |
- |
| Discovery observation (MPC, UTC) |
2023-11-08T13:19:32.390400Z |
| Discovery magnitude (MPC) |
21.17 w |
| Discovery observatory (MPC) |
F51 · Pan-STARRS 1, Haleakala |
Osculating Elements
| Parameter |
Value |
| Epoch (epoch_cal, TDB) |
2023-12-16.0000000 |
| e |
0.18053868 |
| q (au) |
4.382657 |
| a (au) |
5.348217 |
| i (deg) |
3.974338 |
| Ω (om, deg) |
189.998309 |
| ω (w, deg) |
194.430950 |
| M (ma, deg) |
28.576288 |
Magnitude
Scatter + Global Linear
$$
M_a = (14.312 + 2.000\cdot 2.5\log_{10} r) + \epsilon - 2.5\log_{10}\Phi(\theta) + 5\log_{10}\Delta
$$
$$
\theta = 180^\circ - \alpha
$$
$$
\Phi(\theta) = \frac{\delta_{90} D(\theta) + 1}{\delta_{90} + 1},\quad D(\theta) = k\cdot \Phi_{HG}(\theta; g_f) + (1-k)\cdot \Phi_{HG}(\theta; g_b)
$$
$$
\Phi_{HG}(\theta; g) = \left(\frac{1+g^2}{1+g^2-2g\cos\theta}\right)^{3/2},\quad \Phi_{HG}(90^\circ)=1
$$
Model Parameters
| Parameter |
Value |
| H0 |
14.312 |
| n |
2.000 |
| gf |
0.999 |
| gb |
-0.936 |
| k |
1.000 |
| δ90 |
10.000 |
| Parameter |
Symbol |
Range |
Description |
| Absolute magnitude at 1 AU from Sun and Earth |
H0 |
-5 to 20 |
Intrinsic brightness of the comet |
| Photometric slope parameter |
n |
2 to 6 |
Rate of brightness change with heliocentric distance |
| Forward scattering asymmetry factor |
gf |
0.8 to 1 |
Degree of forward scattering |
| Backward scattering asymmetry factor |
gb |
-1 to -0.5 |
Degree of backward scattering |
| Partitioning coefficient |
k |
0.8 to 1 |
Ratio between forward/backward scattering contributions |
| Dust-to-gas brightness ratio |
δ90 |
1 to 10 |
Relative contribution of dust scattering to gas emission |
Reference: EPSC-DPS2025-160
Ephemeris
| Date/Time (UTC) |
RA (J2000) |
Dec (J2000) |
Nearest HIP |
Dist from HIP (arcmin) |
| 2026-02-03 00:00 |
09:07:53.00 |
+12:22:37.8 |
HIP 44843 |
26.17 |
| 2026-02-03 12:00 |
09:07:37.68 |
+12:23:52.3 |
HIP 44843 |
28.29 |
| 2026-02-04 00:00 |
09:07:22.35 |
+12:25:07.0 |
HIP 44843 |
30.77 |
| 2026-02-04 12:00 |
09:07:07.03 |
+12:26:21.9 |
HIP 44843 |
33.54 |
| 2026-02-05 00:00 |
09:06:51.71 |
+12:27:37.0 |
HIP 44843 |
36.53 |
| 2026-02-05 12:00 |
09:06:36.40 |
+12:28:52.2 |
HIP 44539 |
34.69 |
| 2026-02-06 00:00 |
09:06:21.09 |
+12:30:07.5 |
HIP 44539 |
32.05 |
| 2026-02-06 12:00 |
09:06:05.80 |
+12:31:23.0 |
HIP 44539 |
29.71 |
| 2026-02-07 00:00 |
09:05:50.53 |
+12:32:38.6 |
HIP 44539 |
27.74 |
| 2026-02-07 12:00 |
09:05:35.27 |
+12:33:54.3 |
HIP 44539 |
26.21 |
| 2026-02-08 00:00 |
09:05:20.03 |
+12:35:10.0 |
HIP 44539 |
25.22 |
| 2026-02-08 12:00 |
09:05:04.81 |
+12:36:25.9 |
HIP 44539 |
24.82 |
| 2026-02-09 00:00 |
09:04:49.62 |
+12:37:41.8 |
HIP 44539 |
25.04 |
| 2026-02-09 12:00 |
09:04:34.46 |
+12:38:57.7 |
HIP 44539 |
25.86 |
| 2026-02-10 00:00 |
09:04:19.33 |
+12:40:13.7 |
HIP 44539 |
27.22 |
| 2026-02-10 12:00 |
09:04:04.24 |
+12:41:29.7 |
HIP 44539 |
29.04 |
| 2026-02-11 00:00 |
09:03:49.18 |
+12:42:45.7 |
HIP 44539 |
31.25 |
| 2026-02-11 12:00 |
09:03:34.16 |
+12:44:01.8 |
HIP 44539 |
33.75 |
| 2026-02-12 00:00 |
09:03:19.18 |
+12:45:17.8 |
HIP 44539 |
36.49 |
| 2026-02-12 12:00 |
09:03:04.25 |
+12:46:33.7 |
HIP 44264 |
34.81 |
| 2026-02-13 00:00 |
09:02:49.36 |
+12:47:49.7 |
HIP 44264 |
31.95 |
| 2026-02-13 12:00 |
09:02:34.53 |
+12:49:05.6 |
HIP 44264 |
29.32 |
| 2026-02-14 00:00 |
09:02:19.75 |
+12:50:21.4 |
HIP 44264 |
26.98 |
| 2026-02-14 12:00 |
09:02:05.02 |
+12:51:37.2 |
HIP 44264 |
25.03 |
| 2026-02-15 00:00 |
09:01:50.35 |
+12:52:52.8 |
HIP 44264 |
23.55 |
| 2026-02-15 12:00 |
09:01:35.75 |
+12:54:08.4 |
HIP 44264 |
22.61 |
| 2026-02-16 00:00 |
09:01:21.20 |
+12:55:23.9 |
HIP 44264 |
22.29 |
| 2026-02-16 12:00 |
09:01:06.73 |
+12:56:39.2 |
HIP 44264 |
22.60 |
| 2026-02-17 00:00 |
09:00:52.32 |
+12:57:54.4 |
HIP 44148 |
21.82 |
| 2026-02-17 12:00 |
09:00:37.99 |
+12:59:09.4 |
HIP 44148 |
18.11 |
| 2026-02-18 00:00 |
09:00:23.73 |
+13:00:24.3 |
HIP 44148 |
14.42 |
| 2026-02-18 12:00 |
09:00:09.54 |
+13:01:39.0 |
HIP 44148 |
10.76 |
| 2026-02-19 00:00 |
08:59:55.44 |
+13:02:53.5 |
HIP 44148 |
7.13 |
| 2026-02-19 12:00 |
08:59:41.42 |
+13:04:07.8 |
HIP 44148 |
3.55 |
| 2026-02-20 00:00 |
08:59:27.48 |
+13:05:21.9 |
HIP 44148 |
0.91 |
| 2026-02-20 12:00 |
08:59:13.63 |
+13:06:35.8 |
HIP 44148 |
3.87 |
| 2026-02-21 00:00 |
08:58:59.87 |
+13:07:49.5 |
HIP 44148 |
7.39 |
| 2026-02-21 12:00 |
08:58:46.20 |
+13:09:02.9 |
HIP 44148 |
10.92 |
| 2026-02-22 00:00 |
08:58:32.63 |
+13:10:16.0 |
HIP 44102 |
13.47 |
| 2026-02-22 12:00 |
08:58:19.15 |
+13:11:28.9 |
HIP 44102 |
16.19 |
| 2026-02-23 00:00 |
08:58:05.77 |
+13:12:41.5 |
HIP 44102 |
19.15 |
| 2026-02-23 12:00 |
08:57:52.50 |
+13:13:53.8 |
HIP 44102 |
22.23 |
| 2026-02-24 00:00 |
08:57:39.32 |
+13:15:05.8 |
HIP 44102 |
25.39 |