Asteroids

2016CZ193 help

Last update: 2026-03-17 23:26 UTC

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.810

Aphelion (Q)

2.400

Eccentricity (e)

0.495

Inclination (i)

4.4

deg

Orbit period (P)

742.6

Earth MOID

0.01794

U parameter

8.2

Next Earth close approach

Date

2075-02-20

Nominal distance (from Earth center)

0.09083

13588467

Maximum Brightness

21.1

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

23.5

mag

Diameter

50 - 120*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2016-02-10

Observatory

Pan-STARRS 1, Haleakala

ORBIT VISUALISATION TOOLS

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

61200.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.604931

1-sigma variation

0.001824

Unit

Eccentricity (e)

Value

0.495235

1-sigma variation

0.000566

Unit

Inclination (i)

Value

4.4036

1-sigma variation

0.0074

Unit

Long. of Ascending Node (Ω)

Value

323.8428

1-sigma variation

0.0417

Unit

Arg. of Perihelion (ω)

Value

257.0610

1-sigma variation

0.0882

Unit

Mean Anomaly (M)

Value

356.35538

1-sigma variation

2.32570

Unit

Perihelion distance

Value

0.810113

1-sigma variation

Unit

Aphelion distance

Value

2.399749

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.349446

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.103209

1-sigma variation

Unit

MOID

Value

0.017941

1-sigma variation

Unit

Orbit Period

Value

742.6480

1-sigma variation

Unit

U parameter

Value

8.2

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	3.32777E-6	1.03267E-6	1.34353E-5	-7.60659E-5	1.60929E-4	-4.24259E-3
e	1.03267E-6	3.20460E-7	4.16935E-6	-2.36048E-5	4.99402E-5	-1.31655E-3
i	1.34353E-5	4.16935E-6	5.42477E-5	-3.07108E-4	6.49758E-4	-1.71287E-2
Ω	-7.60659E-5	-2.36048E-5	-3.07108E-4	1.73871E-3	-3.67853E-3	9.69766E-2
ω	1.60929E-4	4.99402E-5	6.49758E-4	-3.67853E-3	7.78270E-3	-2.05169E-1
M	-4.24259E-3	-1.31655E-3	-1.71287E-2	9.69766E-2	-2.05169E-1	5.40889E0

Date of computation: 2026-03-17 23:26 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

23.523

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.05 - 0.25

Unit

Source

[2]

Diameter

Value

50 - 120*

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 Aegis	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

3690

Unit

Source

[1]

Normalized RMS of residuals

Value

0.533976

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2016-02-10.28321

Unit

Source

[2]

Last Observation

Value

2016-03-03.17029

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

29 (0)

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

[-]

Last Observation

Value

Unit

Source

[-]

Delay (Discarded)

Value

0 (0)

Unit

Source

[-]

Doppler (Discarded)

Value

0 (0)

Unit

Source

[-]

Total Radar Observations (Discarded)

Value

0 (0)

Unit

Source

[-]

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

Sources

No.	Name	Additional
[1]	ESA Aegis	ESA orbit determination and impact monitoring system
[2]	MPC	Minor Planet Center: https://www.minorplanetcenter.net

Computation parameters

As seen from:

Initial Date: *

Final Date: *

Output option:

One line per time step

Time step:*

* - these fields are required

Note: Ephemerides requests are limited to a maximum of 1000 points and a final date not exceeding 2040/12/31 00:00.

Close Approaches for 2016CZ193 from 1950 to 2126

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possible distance in au	Distance uncert. in au
EARTH	1953-02-16 01:03	> 1 w	0.1345896	0.0136023	0.2406138
EARTH	1955-03-04 00:30	> 1 mo	0.0619565	0.0148212	0.2754345
EARTH	1957-04-14 09:11	> 1 mo	0.1956187	0.0365921	0.0875464
EARTH	1959-05-27 03:40	> 1 mo	0.1938373	0.0479112	0.0984797
EARTH	1961-07-06 13:58	> 1 mo	0.0644362	0.0466337	0.2097106
EARTH	1963-07-21 19:09	> 1 w	0.1580265	0.0457163	0.3162100
EARTH	2014-02-17 18:44	1029.8	0.1209723	0.0839413	0.0123918
EARTH	2016-03-06 22:51	< 1 min	0.0841639	0.0839566	0.0000691
EARTH	2020-06-03 18:10	> 1 w	0.1804868	0.1494850	0.0103886
EARTH	2022-07-10 10:35	> 1 d	0.0474882	0.0454438	0.0101450
EARTH	2024-07-24 01:44	> 1 d	0.1957938	0.0453185	0.0575815
EARTH	2075-02-20 11:51	> 1 mo	0.0908333	0.0183745	0.4776631
EARTH	2077-03-12 10:37	> 1 mo	0.1091278	0.0141996	0.3790429
EARTH	2081-06-08 00:06	> 1 mo	0.1734111	0.0352837	0.1595007
EARTH	2083-07-12 18:48	> 1 w	0.0435037	0.0435020	0.0002105

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
320.19873767	54.89327278	0.01769604	MINIMUM
43.07107516	188.19623118	0.04496951	MINIMUM
2.34821340	122.57629933	0.21108343	SADDLE
180.70633613	300.33388242	1.41263253	SADDLE
1.86942175	301.75983313	1.80060339	SADDLE
180.59486082	120.27540026	3.40736845	MAXIMUM

Download:

MOID Plots

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