Asteroids

2016CE help

Last update: 2024-04-23 14:44 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Aten

Perihelion (q)

0.608

Aphelion (Q)

1.093

Eccentricity (e)

0.286

Inclination (i)

5.8

deg

Orbit period (P)

286.4

Earth MOID

0.00028

U parameter

6.4

Next Earth close approach

Date

2027-02-04

Nominal distance (from Earth center)

0.12636

18902999

Maximum Brightness

27.6

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

28.5

mag

Diameter

5 - 12*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2016-02-03

Observatory

Catalina Sky Survey

Orbit Visualiser

Click the button to start Orbit Visualiser

External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

Epoch
Semimajor Axis
Eccentricity (e)
Inclination (i)
Long. of Ascending Node (Ω)
Arg. of Perihelion (ω)
Mean Anomaly (M)
Perihelion distance
Aphelion distance
Asc. Node-Earth Sep.
Desc. Node-Earth Sep.
MOID
Orbit Period
U parameter

Value

1-sigma variation

Unit

Epoch

Value

60400.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

0.850399

1-sigma variation

0.000027

Unit

Eccentricity (e)

Value

0.285509

1-sigma variation

0.000081

Unit

Inclination (i)

Value

5.7764

1-sigma variation

0.0018

Unit

Long. of Ascending Node (Ω)

Value

315.6942

1-sigma variation

0.0015

Unit

Arg. of Perihelion (ω)

Value

316.4289

1-sigma variation

0.0005

Unit

Mean Anomaly (M)

Value

31.29978

1-sigma variation

0.17838

Unit

Perihelion distance

Value

0.607603

1-sigma variation

Unit

Aphelion distance

Value

1.093196

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.366446

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

-0.000777

1-sigma variation

Unit

MOID

Value

0.000284

1-sigma variation

Unit

Orbit Period

Value

286.4394

1-sigma variation

Unit

U parameter

Value

6.4

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	7.34136E-10	-2.18231E-9	-4.78069E-8	-4.15371E-8	1.06339E-8	-4.83304E-6
e	-2.18231E-9	6.50339E-9	1.42634E-7	1.23504E-7	-3.27743E-8	1.43700E-5
i	-4.78069E-8	1.42634E-7	3.13109E-6	2.70563E-6	-7.29746E-7	3.14831E-4
Ω	-4.15371E-8	1.23504E-7	2.70563E-6	2.35026E-6	-6.03848E-7	2.73457E-4
ω	1.06339E-8	-3.27743E-8	-7.29746E-7	-6.03848E-7	2.37686E-7	-7.02354E-5
M	-4.83304E-6	1.43700E-5	3.14831E-4	2.73457E-4	-7.02354E-5	3.18181E-2

Date of computation: 2024-04-23 10:08 UTC

Note: The ASCII file is in a format suitable for Orbfit input.

Download ASCII file:

Physical properties

Rotation Period
Quality
Amplitude
Rotation Direction
Spinvector L
Spinvector B

Rotational properties

Value

Unit

Source

Rotation Period

Value

Unit

Source

[-]

Quality

Value

Unit

Source

[-]

Amplitude

Value

Unit

mag

Source

[-]

Rotation Direction

Value

Unit

Source

[-]

Spinvector L

Value

Unit

Source

[-]

Spinvector B

Value

Unit

Source

[-]

Taxonomy
Taxonomy (all)

Taxonomy

Value

Unit

Source

Taxonomy

Value

Unit

Source

[-]

Taxonomy (all)

Value

Unit

Source

[-]

Absolute Magnitude (H)
Slope Parameter (G)

H / G

Value

Unit

Source

Absolute Magnitude (H)

Value

28.489

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

5 - 12*

Unit

Source

[2]

Color Index Information

Color Index Information

Value

Unit

Source

Color Index Information

Value

Unit

mag

Source

[-]

Sightings

Sightings

Value

Unit

Source

Sightings

Value

Unit

Source

[-]

Download this part as:

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	Estimation	Estimated from absolute magnitude

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

3001

Unit

Source

[1]

Normalized RMS of residuals

Value

0.642549

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2016-02-03.31061

Unit

Source

[2]

Last Observation

Value

2016-02-05.11503

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

58 (1)

Unit

Source

[1]

Radar Summary

First Observation
Last Observation
Delay (Discarded)
Doppler (Discarded)
Total Optical Observations (Discarded)

Radar

Value

Unit

Source

First Observation

Value

Unit

Source

[3]

Last Observation

Value

Unit

Source

[3]

Delay (Discarded)

Value

0 (0)

Unit

Source

[1]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[1]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[1]

Note: The ASCII file is in a format suitable for Orbfit input.

Sources

No.	Name	Additional
[1]	ESA ODIM	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net
[3]	JPL Radar Observations	Jet Propulsion Laboratory: https://ssd.jpl.nasa.gov/dat/radar_data_ast.txt

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Close approaches for 2016CE from 1950 to 2124

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1950-11-16 17:00	> 1 mo	0.1397568	0.0861165	1.8909182
EARTH	1958-02-05 12:56	> 1 mo	0.1097898	0.0004112	1.8329560
EARTH	1960-12-13 03:51	> 1 mo	0.1179666	0.1092605	0.2156606
EARTH	1971-02-04 23:25	277.0	0.0018214	0.0015006	0.0022852
EARTH	1978-02-05 11:54	111.6	0.0922582	0.0741429	0.0060384
EARTH	1980-11-13 12:31	128.3	0.1481800	0.1357096	0.0043149
EARTH	1987-11-14 21:23	296.7	0.0983043	0.0978887	0.0003970
EARTH	1994-12-02 10:28	> 1 d	0.1192369	0.1167133	0.0008870
EARTH	2001-12-30 08:07	1332.8	0.1243939	0.1227265	0.0005622
EARTH	2009-01-23 02:39	506.8	0.0825003	0.0793980	0.0010346
EARTH	2016-02-04 23:26	< 1 s	0.0044775	0.0044738	0.0000012
EARTH	2022-11-23 05:16	655.8	0.1155073	0.1135193	0.0006840
EARTH	2027-02-04 21:40	101.5	0.1263587	0.1163692	0.0033299
EARTH	2033-12-28 20:39	> 1 d	0.1293263	0.1267296	0.0008884
EARTH	2040-11-11 12:07	197.4	0.1660892	0.1510053	0.0051803
EARTH	2045-01-26 01:35	> 1 d	0.0743548	0.0607483	0.0045444
EARTH	2051-11-11 04:01	62.5	0.1044350	0.1014554	0.0012236
EARTH	2056-02-05 11:29	137.8	0.0065417	0.0003753	0.0027791
EARTH	2063-02-03 09:51	> 1 w	0.0241276	0.0008670	0.1210025
EARTH	2070-01-15 08:17	> 1 mo	0.1031037	0.0327562	0.0761951
EARTH	2076-12-17 15:42	> 1 mo	0.1299278	0.1298306	0.0048264
EARTH	2083-11-17 20:54	> 1 mo	0.1036112	0.0991255	0.1521428
EARTH	2090-11-12 10:29	> 1 d	0.1259900	0.0988055	0.5267173
EARTH	2095-02-05 15:44	> 1 w	0.0981287	0.0029188	0.9046359
EARTH	2102-02-05 05:31	> 1 mo	0.0089724	0.0012761	0.7727148
EARTH	2108-11-27 18:27	> 1 mo	0.1188028	0.1052375	5.1454109
EARTH	2113-02-04 17:25	> 1 mo	0.1551407	0.0041934	28.6847557
EARTH	2120-01-14 20:30	> 1 mo	0.1078941	0.0402873	19.2223173

Download as: