Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    3.585088E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T04:17:48+0800
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    1 Object 1

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

    2 Object 2

    AOE ID 59437
    NORAD ID 59437
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter TIANMU-1 21 STARLINK-31706
    Time of Closest Approach 2026-10-27T03:55:13+0000
    Collision Probability (Pc) 3.585088E-6
    Conjunction Distance (km) 1.812 km
    Relative Speed (km/s) 13.85 km/s
    Conjunction Risk Parameters R (Radial): 1.811 | I (In-track): -0.012 | C (Cross-track): 0.046
    Collision Risk Index (CRI) 0.46
    X Position (km) 2791.883 2792.665
    Position Y (km) 3773.883 3774.871
    Position Z (km) 4963.618 4964.919
    Velocity X (km/s) -2.084 -3.749
    Velocity Y (km/s) -5.245 6.145
    Velocity Z (km/s) 5.144 -2.557

    Orbital Parameters 国际轨道数据源

    Parameter TIANMU-1 21 STARLINK-31706
    Semimajor Axis (a) 6832.317 km 6840.701 km
    Eccentricity (e) 0.000639 0.000135
    Inclination (i) 97.4637° 53.1546°
    RAAN 60.6063° 291.2360°
    Perigee Argument 195.6870° 91.1545°
    Mean Anomaly (M) 164.4178° 268.9613°
    Apogee 458.547 km 463.489 km
    Perigee 449.813 km 461.639 km
    Orbit Epoch 2026-10-26T07:24:26+0000 2026-10-26T00:50:53+0000

    TIANMU-1 21 & STARLINK-31706 Collision Probability (Pc) Trend

    TIANMU-1 21 & STARLINK-31706 Collision Probability (Pc) TrendNot Available

    TIANMU-1 21 & STARLINK-31706 Miss Distance (Miss Distance) Trend

    TIANMU-1 21 & STARLINK-31706 Miss Distance (Miss Distance) TrendNot Available

    TIANMU-1 21Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    STARLINK-31706Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    TIANMU-1 21Collision Probability Trend

    Object 1 Probability TrendNot Available

    STARLINK-31706Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with TIANMU-1 21

    No nearby objects data