Conjunction Event Detail

    ⚠
    High Risk
    High collision probability. Maneuver recommended for primary asset.
    2.119553E-4
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-27T14:11:44+0800
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    1 Object 1

    AOE ID 23546
    NORAD ID 23546
    Object Type PAYLOAD
    Country
    ORB ORB
    ← VS →

    2 Object 2

    AOE ID 63631
    NORAD ID 63631
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter ORBCOMM FM 2 TOMORROW-S7
    Time of Closest Approach 2026-10-28T18:51:05+0000
    Collision Probability (Pc) 2.119553E-4
    Conjunction Distance (km) 0.43 km
    Relative Speed (km/s) 8.819 km/s
    Conjunction Risk Parameters R (Radial): 0.16 | I (In-track): -0.324 | C (Cross-track): 0.232
    Collision Risk Index (CRI) 0.82
    X Position (km) -1039.88 -1040.23
    Position Y (km) -4843.66 -4843.577
    Position Z (km) -4869.076 -4869.312
    Velocity X (km/s) 2.58 7.485
    Velocity Y (km/s) -5.316 -0.67
    Velocity Z (km/s) 4.736 -0.932

    Orbital Parameters 国际轨道数据源

    Parameter ORBCOMM FM 2 TOMORROW-S7
    Semimajor Axis (a) 6944.912 km 6945.084 km
    Eccentricity (e) 0.000800 0.000353
    Inclination (i) 69.9597° 45.3929°
    RAAN 284.2870° 11.5043°
    Perigee Argument 283.2345° 261.6486°
    Mean Anomaly (M) 76.7922° 98.3993°
    Apogee 572.330 km 569.396 km
    Perigee 561.220 km 564.498 km
    Orbit Epoch 2026-10-26T15:51:11+0000 2026-10-26T22:32:24+0000

    ORBCOMM FM 2 & TOMORROW-S7 Collision Probability (Pc) Trend

    ORBCOMM FM 2 & TOMORROW-S7 Collision Probability (Pc) TrendNot Available

    ORBCOMM FM 2 & TOMORROW-S7 Miss Distance (Miss Distance) Trend

    ORBCOMM FM 2 & TOMORROW-S7 Miss Distance (Miss Distance) TrendNot Available

    ORBCOMM FM 2Miss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TOMORROW-S7Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    ORBCOMM FM 2Collision Probability Trend

    Object 1 Probability TrendNot Available

    TOMORROW-S7Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with ORBCOMM FM 2

    No nearby objects data