Conjunction Event Detail

    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    2.612902E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-09-03T10:48:31+0800
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    1 Object 1

    AOE ID 58492
    NORAD ID 58492
    Object Type PAYLOAD
    Country
    US US
    VS

    2 Object 2

    AOE ID 58702
    NORAD ID 58702
    Object Type PAYLOAD
    Country
    CN CN

    Conjunction Constraints

    Parameter STARLINK-30986 TIANMU-1 17
    Time of Closest Approach 2026-09-05T05:40:30+0000
    Collision Probability (Pc) 2.612902E-5
    Conjunction Distance (km) 0.914 km
    Relative Speed (km/s) 9.092 km/s
    Conjunction Risk Parameters R (Radial): -0.897 | I (In-track): -0.135 | C (Cross-track): -0.104
    Collision Risk Index (CRI) 0.63
    X Position (km) -1014.161 -1014.229
    Position Y (km) -5487.464 -5488.284
    Position Z (km) 3983.801 3984.201
    Velocity X (km/s) 6.386 -1.994
    Velocity Y (km/s) -3.16 -4.092
    Velocity Z (km/s) -2.72 -6.119

    Orbital Parameters 国际轨道数据源

    Parameter STARLINK-30986 TIANMU-1 17
    Semimajor Axis (a) 6861.216 km 6861.586 km
    Eccentricity (e) 0.000138 0.000700
    Inclination (i) 43.0025° 97.4655°
    RAAN 148.8617° 71.5099°
    Perigee Argument 278.3394° 85.4996°
    Mean Anomaly (M) 81.7301° 274.7042°
    Apogee 484.028 km 488.252 km
    Perigee 482.130 km 478.646 km
    Orbit Epoch 2026-09-01T19:32:37+0000 2026-09-02T14:09:27+0000

    STARLINK-30986 & TIANMU-1 17 Collision Probability (Pc) Trend

    STARLINK-30986 & TIANMU-1 17 Collision Probability (Pc) TrendNot Available

    STARLINK-30986 & TIANMU-1 17 Miss Distance (Miss Distance) Trend

    STARLINK-30986 & TIANMU-1 17 Miss Distance (Miss Distance) TrendNot Available

    STARLINK-30986Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TIANMU-1 17Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    STARLINK-30986Collision Probability Trend

    Object 1 Probability TrendNot Available

    TIANMU-1 17Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with STARLINK-30986

    No nearby objects data