Asteroids

2017CM32 help

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

Orbital Properties

Epoch

61200.0

MJD

Orbit type

Apollo

Perihelion (q)

0.751

Aphelion (Q)

5.242

Eccentricity (e)

0.749

Inclination (i)

16.4

deg

Orbit period (P)

1894.5

Earth MOID

0.03328

U parameter

0.0

Next Earth close approach

Date

2048-02-07

Nominal distance (from Earth center)

0.15825

23673301

Maximum Brightness

20.3

mag

Risk

Object is not in risk list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

940

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2017-02-07

Observatory

WISE

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

2.996353

1-sigma variation

4.494E-8

Unit

Eccentricity (e)

Value

0.749335

1-sigma variation

3.651E-8

Unit

Inclination (i)

Value

16.4346

1-sigma variation

1.189E-5

Unit

Long. of Ascending Node (Ω)

Value

148.5253

1-sigma variation

2.275E-5

Unit

Arg. of Perihelion (ω)

Value

303.8866

1-sigma variation

2.430E-5

Unit

Mean Anomaly (M)

Value

297.58314

1-sigma variation

0.00001

Unit

Perihelion distance

Value

0.751082

1-sigma variation

Unit

Aphelion distance

Value

5.241624

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

-0.061348

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

1.244692

1-sigma variation

Unit

MOID

Value

0.033284

1-sigma variation

Unit

Orbit Period

Value

1894.4704

1-sigma variation

Unit

U parameter

Value

0.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.01987E-15	1.43681E-16	1.58343E-13	1.68483E-13	-2.97328E-13	-4.65354E-13
e	1.43681E-16	1.33272E-15	-1.52845E-14	3.50143E-14	8.05407E-14	-8.46156E-15
i	1.58343E-13	-1.52845E-14	1.41469E-10	1.31810E-10	-1.28027E-10	-2.52814E-11
Ω	1.68483E-13	3.50143E-14	1.31810E-10	5.17425E-10	-4.96060E-10	-2.09325E-11
ω	-2.97328E-13	8.05407E-14	-1.28027E-10	-4.96060E-10	5.90459E-10	-6.28672E-12
M	-4.65354E-13	-8.46156E-15	-2.52814E-11	-2.09325E-11	-6.28672E-12	1.52646E-10

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

19.971

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

0.024

Unit

Source

[2]

Diameter

Value

940

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]	EARN	1.) Joseph R. Masiero et al 2020 Planet. Sci. J. 1 5

Observational Information

Arc Length
Unobserved
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

2091

Unit

Source

[1]

Unobserved

Value

1468

Unit

Source

[1]

Normalized RMS of residuals

Value

0.73907

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2016-07-14.555576

Unit

Source

[2]

Last Observation

Value

2022-04-05.13336

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

78 (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

[-]

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 2017CM32 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	2048-02-07 15:42	< 1 min	0.1582462	0.1582373	0.0000030
EARTH	2074-02-15 23:14	< 1 min	0.0767890	0.0767798	0.0000031

Download as:

Stationary Points

Ecc. an. ast.	Ecc. an. Earth	Distance in au	Classification
25.66478903	52.13798251	0.03377481	MINIMUM
330.56284037	281.39769232	0.23977657	MINIMUM
353.21630121	334.52171904	0.32339346	SADDLE
358.69996574	168.98689688	1.75638428	SADDLE
179.51660712	172.00258155	4.25967756	SADDLE
180.28450032	352.29952433	6.20295842	MAXIMUM

Download:

MOID Plots

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