Asteroids

2023JM1

Last update: 2023-06-03 23:50 UTC

Orbital Properties

Epoch

60000.0

MJD

Orbit type

Apollo

Perihelion (q)

0.969

Aphelion (Q)

1.540

Eccentricity (e)

0.228

Inclination (i)

3.8

deg

Orbit period (P)

513.3

Earth MOID

0.02057

U parameter

6.6

Next Earth close approach

Date

2030-08-30

Nominal distance (from Earth center)

0.07116

10645194

Maximum Brightness

mag

Risk

Object is not in risk list

Object is in priority list

Physical Properties

Absolute Magnitude (H)

mag

Diameter

22*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-05-10

Observatory

Mt. Lemmon Survey

Orbit Visualiser

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External links

Proper elements

Epoch

Near present day

Near middle of observation arc

Orbit properties

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

Value

1-sigma variation

Unit

Epoch

Value

60000.0000

1-sigma variation

Unit

MJD

Semimajor Axis

Value

1.254574

1-sigma variation

0.000115

Unit

Eccentricity (e)

Value

0.227883

1-sigma variation

0.000081

Unit

Inclination (i)

Value

3.8198

1-sigma variation

0.0012

Unit

Ascending Node (Ω)

Value

230.4863

1-sigma variation

0.0004

Unit

Arg. of Perihelion (ω)

Value

60.0577

1-sigma variation

0.0003

Unit

Mean Anomaly (M)

Value

266.52077

1-sigma variation

0.01385

Unit

Perihelion

Value

0.968679

1-sigma variation

Unit

Aphelion

Value

1.540470

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.057975

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.351509

1-sigma variation

Unit

MOID

Value

0.020569

1-sigma variation

Unit

Orbit Period

Value

513.2666

1-sigma variation

Unit

U parameter

Value

6.6

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	1.31154E-8	9.30636E-9	1.32445E-7	-4.42746E-8	3.84756E-8	1.58575E-6
e	9.30636E-9	6.60355E-9	9.39805E-8	-3.14160E-8	2.73055E-8	1.12520E-6
i	1.32445E-7	9.39805E-8	1.33765E-6	-4.47042E-7	3.88896E-7	1.60134E-5
Ω	-4.42746E-8	-3.14160E-8	-4.47042E-7	1.49640E-7	-1.30028E-7	-5.35314E-6
ω	3.84756E-8	2.73055E-8	3.88896E-7	-1.30028E-7	1.15085E-7	4.65076E-6
M	1.58575E-6	1.12520E-6	1.60134E-5	-5.35314E-6	4.65076E-6	1.91730E-4

Date of computation: 2023-06-02 11:58 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

25.999

Unit

mag

Source

[1]

Slope Parameter (G)

Value

0.15**

Unit

mag

Source

[1]

Albedo
Diameter

Size and albedo

Value

Unit

Source

Albedo

Value

Unit

Source

[-]

Diameter

Value

22*

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

[-]

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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

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

Unit

Source

[1]

Astrometry Summary

RMS of Residuals
First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

RMS of Residuals

Value

0.637002

Unit

arcsec

Source

[1]

First Observation

Value

2023-05-10.207732

Unit

Source

[2]

Last Observation

Value

2023-06-02.166053

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

53 (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 2023JM1 from 1950 to 2123

Body	Date in UTC	Time uncert. in min	Nominal distance in au	Min. possibile distance in au	Distance uncert. in au
EARTH	1964-05-20 02:58	> 1 d	0.0593651	0.0179258	0.0614187
EARTH	1971-05-30 14:15	> 1 d	0.0225358	0.0193744	0.0053959
EARTH	1978-07-21 13:51	> 1 w	0.0763989	0.0763434	0.0001970
EARTH	1985-09-02 03:04	> 1 d	0.0826516	0.0663887	0.0108734
EARTH	2016-05-13 20:37	471.9	0.1408423	0.1231285	0.0059096
EARTH	2023-06-01 01:24	< 1 min	0.0258621	0.0258378	0.0000081
EARTH	2030-08-30 17:06	1099.1	0.0711587	0.0662680	0.0022276
EARTH	2054-05-21 07:40	> 1 d	0.0581524	0.0196010	0.0243370
EARTH	2061-07-23 17:38	> 1 d	0.0761193	0.0756322	0.0002563
EARTH	2068-09-08 22:19	> 1 d	0.1387129	0.0643931	0.0341233
EARTH	2092-05-17 23:45	> 1 w	0.0925621	0.0188071	0.0944671
EARTH	2099-07-06 05:40	> 1 w	0.0720222	0.0375204	0.0134970
EARTH	2106-09-08 14:10	1163.0	0.1140322	0.0840798	0.0110474

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