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v. 3.14.2
Barros (C/2017 D2)
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Name
S075040 → C/2017 D2
Type
Comet (Long Period)
Status
Not Following
Source
Minor Planet Center
UTC date
------------ Any 1.0m ------------
LSC 1.0m - W85-87; (CTIO, Chile)
ELP 1.0m - V37,V39; (McDonald, Texas)
COJ 1.0m - Q63-64; (Siding Spring, Aust.)
CPT 1.0m - K91-93; (Sutherland, S. Africa)
TFN 1.0m - Z31,Z24; (Tenerife, Spain)
------------ Any 0.4m ------------
LSC 0.4m - W89,W79; (CTIO, Chile)
ELP 0.4m - V38; (McDonald, Texas)
OGG 0.4m - T03-04; (Maui, Hawaii)
COJ 0.4m - Q58-59; (Siding Spring, Aust.)
CPT 0.4m - L09; (Sutherland, S. Africa)
TFN 0.4m - Z17,Z21; (Tenerife, Spain)
------------ Any 2.0m ------------
FTS 2.0m - E10; (Siding Spring, Aust.) [MuSCAT4]
FTN 2.0m - F65; (Maui, Hawaii ) [MuSCAT3]
------------ Non LCO ------------
Mt John 1.8m - 474 (Mt John, NZ)
Site
Min Altitude
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Measurements
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Last Update: 2018-Oct-10 00:00
Orbital Elements
MPC Comet
Epoch of elements (MJD)
58600.0
April 27, 2019
Orbital inclination in deg
31.25773
Longitude of Ascending Node (deg)
331.01519
Arg of perihelion (deg)
334.38563
Eccentricity
0.998792
Perihelion distance (AU)
2.4862245
Epoch of perihelion
July 14, 2017, 3:56 p.m.
Epoch of perihelion (MJD)
57948.66427
Total Magnitude (M1)
13.6
Slope Parameter (k1)
5.25
Physical Parameters
Reciprocal of semimajor axis
MPEC 2018-U70
0.00137739 au
+/- 0.0000009
+/- 0.0000009
K1
autocmod 2.9c
14
5.25
M1
2 parameter fit from 246 observations, autocmod 2.9c
14
13.6
+/- 0.6
M2
from 177 observations, autocmod 2.6n
13
14.3
+/- 0.5
K2
autocmod 2.6n
13
5.0
PC
autocmod 2.6n
13
0.03
Follow-up Details
NEOCP
digest2
score
10
Number of observations
402
Arc length (days)
594.00
Time since last observation (days)
1236.13
Spectroscopy Details
Known Taxonomies
None
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