Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    5.664675E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T04:17:49+0800
    View CDM
    Download CDM 1.0

    1 Object 1

    AOE ID 58662
    NORAD ID 58662
    Object Type PAYLOAD
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 69380
    NORAD ID 69380
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-37411
    Time of Closest Approach 2026-10-28T09:37:52+0000
    Collision Probability (Pc) 5.664675E-6
    Conjunction Distance (km) 1.506 km
    Relative Speed (km/s) 11.778 km/s
    Conjunction Risk Parameters R (Radial): 1.506 | I (In-track): 0.005 | C (Cross-track): -0.009
    Collision Risk Index (CRI) 0.5
    X Position (km) 2485.835 2486.373
    Position Y (km) 3259.363 3260.082
    Position Z (km) 5463.609 5464.818
    Velocity X (km/s) -2.306 -6.178
    Velocity Y (km/s) -5.75 4.493
    Velocity Z (km/s) 4.465 0.13

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-37411
    Semimajor Axis (a) 6832.317 km 6840.791 km
    Eccentricity (e) 0.000639 0.000214
    Inclination (i) 97.4637° 53.1574°
    RAAN 60.6063° 335.4397°
    Perigee Argument 195.6870° 97.2241°
    Mean Anomaly (M) 164.4178° 262.9006°
    Apogee 458.547 km 464.120 km
    Perigee 449.813 km 461.188 km
    Orbit Epoch 2026-10-26T07:24:26+0000 2026-10-26T02:32:07+0000

    TIANMU-1 21 & STARLINK-37411 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-37411 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-37411 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-37411 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-37411Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-37411Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data