Asteroids

2023AM1 help

Last update: 2024-04-26 16:31 UTC

Orbital Properties

Epoch

60400.0

MJD

Orbit type

Apollo

Perihelion (q)

0.937

Aphelion (Q)

1.331

Eccentricity (e)

0.174

Inclination (i)

6.4

deg

Orbit period (P)

440.8

Earth MOID

0.02737

U parameter

7.0

Next Earth close approach

Date

2029-06-08

Nominal distance (from Earth center)

0.08719

13043277

Maximum Brightness

23.4

mag

Risk

Object is not in risk list

Object is not in priority list

Physical Properties

Absolute Magnitude (H)

26.5

mag

Diameter

14 - 30*

Taxonomic type

Rotation period (T)

Discovery Information

Discovery Date

2023-01-14

Observatory

Pan-STARRS 2, Haleakala

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

1.133602

1-sigma variation

0.000164

Unit

Eccentricity (e)

Value

0.173835

1-sigma variation

0.000149

Unit

Inclination (i)

Value

6.3819

1-sigma variation

0.0051

Unit

Long. of Ascending Node (Ω)

Value

294.8801

1-sigma variation

0.0010

Unit

Arg. of Perihelion (ω)

Value

246.8739

1-sigma variation

0.0007

Unit

Mean Anomaly (M)

Value

310.80251

1-sigma variation

0.06411

Unit

Perihelion distance

Value

0.936542

1-sigma variation

Unit

Aphelion distance

Value

1.330661

1-sigma variation

Unit

Asc. Node-Earth Sep.

Value

0.163802

1-sigma variation

Unit

Desc. Node-Earth Sep.

Value

0.045918

1-sigma variation

Unit

MOID

Value

0.027375

1-sigma variation

Unit

Orbit Period

Value

440.8483

1-sigma variation

Unit

U parameter

Value

7.0

1-sigma variation

Unit

Covariance Matrix

	a	e	i	Ω	ω	M
a	2.68812E-8	2.45042E-8	8.41081E-7	1.69304E-7	-5.92815E-8	-1.05107E-5
e	2.45042E-8	2.23397E-8	7.66736E-7	1.54342E-7	-5.32136E-8	-9.58170E-6
i	8.41081E-7	7.66736E-7	2.63175E-5	5.29761E-6	-1.84328E-6	-3.28873E-4
Ω	1.69304E-7	1.54342E-7	5.29761E-6	1.06644E-6	-3.70045E-7	-6.62005E-5
ω	-5.92815E-8	-5.32136E-8	-1.84328E-6	-3.70045E-7	4.24223E-7	2.30111E-5
M	-1.05107E-5	-9.58170E-6	-3.28873E-4	-6.62005E-5	2.30111E-5	4.10981E-3

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

26.457

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

14 - 30*

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
Normalized RMS of residuals

Arc Information

Value

Unit

Source

Arc Length

Value

Unit

Source

[1]

Unobserved

Value

460

Unit

Source

[1]

Normalized RMS of residuals

Value

0.457833

Unit

Source

[1]

Astrometry Summary

First Observation
Last Observation
Total Optical Observations (Discarded)

Optical

Value

Unit

Source

First Observation

Value

2023-01-14.553648

Unit

Source

[2]

Last Observation

Value

2023-01-23.19542

Unit

Source

[2]

Total Optical Observations (Discarded)

Value

39 (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

[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 2023AM1 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	1965-01-17 01:38	1029.9	0.1663424	0.1055124	0.0203687
EARTH	1971-01-29 08:01	> 1 d	0.0433239	0.0248971	0.0128771
EARTH	1971-07-11 11:02	> 1 w	0.1957564	0.1703786	0.0090253
EARTH	1977-06-07 17:39	307.0	0.0899590	0.0842914	0.0023731
EARTH	1994-01-16 05:12	929.6	0.1941191	0.1359496	0.0194366
EARTH	2000-02-06 19:45	> 1 d	0.0839322	0.0166206	0.0238436
EARTH	2000-06-30 18:35	> 1 w	0.1680275	0.1261796	0.0167638
EARTH	2006-06-10 19:39	920.6	0.1509667	0.1024906	0.0181858
EARTH	2023-01-25 19:53	< 1 min	0.0295038	0.0294331	0.0000236
EARTH	2029-06-08 02:02	363.4	0.0871889	0.0810471	0.0030573
EARTH	2052-01-19 16:24	> 1 d	0.1355336	0.0241260	0.0424290
EARTH	2058-02-08 19:04	> 1 w	0.0894389	0.0088885	0.0349157
EARTH	2058-06-30 21:44	> 1 w	0.1656696	0.1111406	0.0250438
EARTH	2064-06-09 06:02	1022.2	0.1094460	0.0815742	0.0130794
EARTH	2081-01-16 13:27	> 1 d	0.1884977	0.0698596	0.0400313
EARTH	2087-02-03 18:26	> 1 w	0.0766688	0.0196658	0.0515505
EARTH	2087-07-04 01:06	> 1 w	0.1743154	0.1151602	0.0358389
EARTH	2093-06-10 10:48	> 1 d	0.1316551	0.0787280	0.0368084
EARTH	2110-01-24 04:01	478.4	0.0637405	0.0490326	0.0051045
EARTH	2116-01-02 09:22	> 1 w	0.1881496	0.1420977	0.0160378
EARTH	2116-06-10 13:47	> 1 d	0.0986816	0.0791197	0.0115257
EARTH	2122-06-15 01:20	> 1 d	0.1963406	0.1068185	0.0326745

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